DC / DC Integrated Adjustable POL Converters

: 751 Products Found
Filter Layout:
0 Filter(s) Selected
751 Products Found Please click the 'Apply Filters' button to update results
Min/Max Availability

When the Remember checkbox is selected we will save your latest filter preferences for future searches

Compliance
Min/Max Manufacturer
Min/Max DC / DC Converter Type
Min/Max Input Voltage Min
Min/Max Input Voltage Max
Min/Max No. of Outputs
Min/Max DC / DC Converter IC Case
Min/Max No. of Pins
Min/Max Output Current
Min/Max Output Voltage Min
Min/Max Output Voltage Max
Min/Max Switching Frequency
Min/Max Topology
Min/Max Operating Temperature Max
Min/Max Product Range
Packaging

Contract pricing display is unavailable at the moment. Prices shown are standard retail prices, orders placed will have contract pricing applied when processed.

 
Compare Selected Compare (0)
  Manufacturer Part No Order Code Description / Manufacturer
Availability Price For
Price (Incl GST)
Quantity
DC / DC Converter Type Input Voltage Min Input Voltage Max No. of Outputs DC / DC Converter IC Case No. of Pins Output Current Output Voltage Min Output Voltage Max Switching Frequency Topology Operating Temperature Max Product Range
 
 
Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending
MPM3690GBF-20A-T
MPM3690GBF-20A-T - DC/DC POL Converter, Adjustable, 4 V to 16 V in, 0.6 V to 3.3 V /13 A out, 800 kHz, BGA-144

3788072

DC/DC POL Converter, Adjustable, 4 V to 16 V in, 0.6 V to 3.3 V /13 A out, 800 kHz, BGA-144

MONOLITHIC POWER SYSTEMS (MPS)

You previously purchased this product. View in Order History

Each

1+ S$49.28 (S$53.22) 10+ S$45.45 (S$49.09) 25+ S$43.41 (S$46.88) 100+ S$38.81 (S$41.91) 250+ S$37.01 (S$39.97) 450+ S$34.92 (S$37.71) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4V 16V 2 Output BGA 144Pins 13A 600mV 3.3V 800kHz - 125°C -
MAX25240AFFF/VY+
MAX25240AFFF/VY+ - DC/DC POL Converter, Adjustable, Synchronous Buck-Boost, 2 V to 36 V in, 6A Out, FC2QFN-EP-22

4016054

DC/DC POL Converter, Adjustable, Synchronous Buck-Boost, 2 V to 36 V in, 6A Out, FC2QFN-EP-22

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$7.20 (S$7.78) 10+ S$6.47 (S$6.99) 25+ S$5.89 (S$6.36) 100+ S$5.30 (S$5.72) 490+ S$4.50 (S$4.86) 980+ S$3.80 (S$4.10) 2940+ S$3.61 (S$3.90) 5390+ S$3.54 (S$3.82) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- 2V 36V 1 Output FC2QFN 22Pins 6A 3V 20V 400kHz Synchronous Buck-Boost 125°C -
LTM8020IV#PBF
LTM8020IV#PBF - DC/DC POL Converter, Module, Buck, 4 V to 36 V in, 1.2 V to 5 V / 200 mA out, LGA-21

4029497

DC/DC POL Converter, Module, Buck, 4 V to 36 V in, 1.2 V to 5 V / 200 mA out, LGA-21

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$15.72 (S$16.98) 10+ S$15.48 (S$16.72) 25+ S$15.24 (S$16.46) 100+ S$13.34 (S$14.41) 260+ S$13.10 (S$14.15) 520+ S$12.86 (S$13.89) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4V 36V 1 Output LGA 21Pins 200mA 1.2V 5V 450kHz Buck (Step Down) 85°C -
LTM4622IV#PBF
LTM4622IV#PBF - DC/DC POL Converter, Module, Buck, 3.6 V to 20 V in, 600 mV to 5.5 V / 2.5 A out, LGA-25

4029441

DC/DC POL Converter, Module, Buck, 3.6 V to 20 V in, 600 mV to 5.5 V / 2.5 A out, LGA-25

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$28.85 (S$31.16) 10+ S$25.42 (S$27.45) 25+ S$23.36 (S$25.23) 100+ S$21.98 (S$23.74) 260+ S$21.30 (S$23.00) 520+ S$19.92 (S$21.51) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 3.6V 20V 2 Output LGA 25Pins 2.5A 600mV 5.5V 1MHz Buck (Step Down) 125°C -
LTM8032IV#PBF
LTM8032IV#PBF - DC/DC POL Converter, Module, Buck, 3.6 V to 36 V in, 800 mV to 10 V /2 A out, LGA-71

4029536

DC/DC POL Converter, Module, Buck, 3.6 V to 36 V in, 800 mV to 10 V /2 A out, LGA-71

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$33.05 (S$35.69) 10+ S$32.80 (S$35.42) 25+ S$30.75 (S$33.21) 170+ S$27.66 (S$29.87) 340+ S$27.11 (S$29.28)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 3.6V 36V 1 Output LGA 71Pins 2A 800mV 10V 2.4MHz Buck (Step Down) 125°C -
LTM8031IV#PBF
LTM8031IV#PBF - DC/DC POL CONVERTER, BUCK, 125DEG C

4029532

DC/DC POL CONVERTER, BUCK, 125DEG C

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$30.94 (S$33.42) 10+ S$30.70 (S$33.16) 25+ S$28.79 (S$31.09) 170+ S$25.89 (S$27.96) 340+ S$25.38 (S$27.41)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 3.6V 36V 1 Output LGA 71Pins 1A 800mV 10V 325kHz Buck (Step Down) 125°C -
LTM4705EY#PBF
LTM4705EY#PBF - DC/DC POL Converter, Adjustable, Buck, 3.1 to 20 V in, 0.6 to 5.5V/5A out, BGA-63

4033728

DC/DC POL Converter, Adjustable, Buck, 3.1 to 20 V in, 0.6 to 5.5V/5A out, BGA-63

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$28.53 (S$30.81) 10+ S$26.29 (S$28.39) 25+ S$25.20 (S$27.22) 100+ S$24.14 (S$26.07) 260+ S$24.02 (S$25.94) 520+ S$23.69 (S$25.59) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Micro Module 3.1V 20V 2 Output BGA 63Pins 5A 600mV 5.5V 1MHz Buck (Step Down) 125°C -
LTM8073EY#PBF
LTM8073EY#PBF - DC/DC POL Converter, Adjustable, Buck, 3.4 to 60 V in, 0.8 to 15V/3A out, BGA-48

4029572

DC/DC POL Converter, Adjustable, Buck, 3.4 to 60 V in, 0.8 to 15V/3A out, BGA-48

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$35.43 (S$35.43) 10+ S$32.69 (S$32.69) 25+ S$29.74 (S$29.74) 100+ S$27.92 (S$27.92) 260+ S$26.63 (S$26.63)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Micro Module 3.4V 60V 1 Output BGA 48Pins 3A 800mV 15V 3MHz Buck (Step Down) 125°C -
LTM4655IY#PBF
LTM4655IY#PBF - DC/DC POL Converter, Adjustable, Buck, 3.1 to 40 V in, 0.5 to 26.5V/4A out, BGA-144

4033685

DC/DC POL Converter, Adjustable, Buck, 3.1 to 40 V in, 0.5 to 26.5V/4A out, BGA-144

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$62.38 (S$67.37) 10+ S$53.22 (S$57.48) 90+ S$50.53 (S$54.57) 180+ S$49.66 (S$53.63) 270+ S$48.79 (S$52.69)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Micro Module 3.1V 40V 2 Output BGA 144Pins 4A 500mV 26.5V 1.95MHz Buck, Inverting 125°C -
LTM4624IY#PBF
LTM4624IY#PBF - DC/DC POL CONVERTER, BUCK, 125DEG C

4029451

DC/DC POL CONVERTER, BUCK, 125DEG C

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$18.87 (S$20.38) 10+ S$18.59 (S$20.08) 25+ S$18.30 (S$19.76) 100+ S$16.02 (S$17.30) 260+ S$15.73 (S$16.99) 520+ S$15.45 (S$16.69) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4V 14V 1 Output BGA 25Pins 4A 600mV 5.5V 1MHz Buck (Step Down) 125°C -
SIC450ED-T1-GE3
SIC450ED-T1-GE3 - DC/DC POL Converter, Adjustable, Synchronous Buck, 4.5-20V in, 0.6 to 12V/40A out, PowerPAK MLP34-57

3587063

DC/DC POL Converter, Adjustable, Synchronous Buck, 4.5-20V in, 0.6 to 12V/40A out, PowerPAK MLP34-57

VISHAY

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:3587063
3587063RL in Re-reel

1+ S$8.77 (S$9.47) 10+ S$7.93 (S$8.56) 25+ S$7.56 (S$8.16) 100+ S$6.56 (S$7.08) 250+ S$6.27 (S$6.77) 500+ S$5.72 (S$6.18) 1000+ S$5.45 (S$5.89) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Non Isolated POL 4.5V 20V 1 Output PowerPAK MLP34-57 34Pins 40A 600mV 12V 1.5MHz Synchronous Buck (Step Down) 85°C -
SIC453ED-T1-GE3
SIC453ED-T1-GE3 - DC/DC POL Converter, Adjustable, Synchronous Buck, 4.5-20V in, 0.6 to 12V/15A out, PowerPAK MLP34-57

3587064

DC/DC POL Converter, Adjustable, Synchronous Buck, 4.5-20V in, 0.6 to 12V/15A out, PowerPAK MLP34-57

VISHAY

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:3587064
3587064RL in Re-reel

1+ S$6.88 (S$7.43) 10+ S$5.85 (S$6.32) 100+ S$5.06 (S$5.46) 250+ S$4.81 (S$5.19) 500+ S$4.31 (S$4.65) 1000+ S$3.86 (S$4.17) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Non Isolated POL 4.5V 20V 1 Output PowerPAK MLP34-57 34Pins 15A 600mV 12V 1.5MHz Synchronous Buck (Step Down) 85°C -
MPF5024AVNA0ES
MPF5024AVNA0ES - POWER MANAGEMENT IC, -40 TO 105DEG C

3489289

POWER MANAGEMENT IC, -40 TO 105DEG C

NXP

You previously purchased this product. View in Order History

Each

1+ S$7.45 (S$8.05) 10+ S$7.01 (S$7.57) 25+ S$6.31 (S$6.81) 100+ S$6.16 (S$6.65) 490+ S$5.85 (S$6.32) 980+ S$5.45 (S$5.89) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- 2.7V 5.5V 4 Output HVQFN-EP 40Pins 2.5A - - 3MHz Buck (Step Down) 105°C -
FS1406-1200-AS
FS1406-1200-AS - DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

3410684

DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

TDK

You previously purchased this product. View in Order History

Each

1+ S$9.96 (S$10.76) 10+ S$8.86 (S$9.57) 25+ S$8.63 (S$9.32) 100+ S$7.65 (S$8.26)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4.5V 16V 1 Output SMD 17Pins 6A 600mV 2.64V 2MHz Buck (Step Down) 125°C -
MAX20010CATPJ/V+
MAX20010CATPJ/V+ - DC/DC CONV, AEC-Q100, SYNC BUCK, 125DEGC

3408695

DC/DC CONV, AEC-Q100, SYNC BUCK, 125DEGC

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$8.00 (S$8.64) 10+ S$7.19 (S$7.77) 75+ S$5.96 (S$6.44) 150+ S$5.90 (S$6.37) 300+ S$5.59 (S$6.04) 525+ S$5.01 (S$5.41) 1050+ S$4.83 (S$5.22) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- 3V 5.5V 1 Output TQFN-EP 20Pins 6A 500mV 1.587V 2.2MHz Synchronous Buck (Step Down) 125°C -
FS1406-2500-AS
FS1406-2500-AS - DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

3410686

DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

TDK

You previously purchased this product. View in Order History

Each

1+ S$10.05 (S$10.85) 10+ S$8.94 (S$9.66) 25+ S$8.71 (S$9.41) 100+ S$7.65 (S$8.26)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4.5V 16V 1 Output SMD 17Pins 6A 600mV 2.64V 2MHz Buck (Step Down) 125°C -
MAX20010DATPO/VY+
MAX20010DATPO/VY+ - DC/DC POL Converter, Adjustable, Synchronous Buck, 3-5.5 V in, 0.5-1.5875 V/6 A out, SWTQFN-EP-20

3408696

DC/DC POL Converter, Adjustable, Synchronous Buck, 3-5.5 V in, 0.5-1.5875 V/6 A out, SWTQFN-EP-20

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$13.07 (S$14.12) 10+ S$11.81 (S$12.75) 75+ S$9.77 (S$10.55) 150+ S$9.63 (S$10.40) 300+ S$9.49 (S$10.25) 525+ S$8.65 (S$9.34) 1050+ S$7.54 (S$8.14) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- 3V 5.5V 1 Output SWTQFN-EP 20Pins 6A 500mV 1.587V 2.2MHz Synchronous Buck (Step Down) 125°C -
FS1406-0700-AS
FS1406-0700-AS - DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

3410677

DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

TDK

You previously purchased this product. View in Order History

Each

1+ S$9.82 (S$10.61) 10+ S$8.74 (S$9.44) 25+ S$8.51 (S$9.19) 100+ S$7.65 (S$8.26)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4.5V 16V 1 Output SMD 17Pins 6A 600mV 2.64V 2MHz Buck (Step Down) 125°C -
MYLSM00502ERPL
MYLSM00502ERPL - DC/DC POL Converter, Adjustable, Buck, 4.5 V to 17 V in, 1V to 5.25 V out, 2.5 A out, 2.5MHz, SMD-9

3501729

DC/DC POL Converter, Adjustable, Buck, 4.5 V to 17 V in, 1V to 5.25 V out, 2.5 A out, 2.5MHz, SMD-9

MURATA POWER SOLUTIONS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:3501729
3501729RL in Re-reel

1+ S$5.84 (S$6.31) 5+ S$5.77 (S$6.23) 10+ S$5.68 (S$6.13) 25+ S$5.52 (S$5.96) 50+ S$5.34 (S$5.77) 100+ S$5.18 (S$5.59) 1000+ S$5.17 (S$5.58) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4.5V 17V 1 Output SMD 9Pins 2.5A 1V 5.25V 2.5MHz Synchronous Buck (Step Down) 85°C -
MYMGK1R820FRSR
MYMGK1R820FRSR - DC/DC POL Converter, Adjustable, Buck, 4.5 V to 5.5 V in, 700mV to 1.8V out, 20A out, 500kHz, SMD-37

3501736

DC/DC POL Converter, Adjustable, Buck, 4.5 V to 5.5 V in, 700mV to 1.8V out, 20A out, 500kHz, SMD-37

MURATA POWER SOLUTIONS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:3501736
3501736RL in Re-reel

1+ S$13.73 (S$14.83) 5+ S$13.63 (S$14.72) 10+ S$13.52 (S$14.60) 25+ S$13.32 (S$14.39) 50+ S$12.90 (S$13.93) 100+ S$11.65 (S$12.58) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4.5V 5.5V 1 Output SMD 37Pins 20A 700mV 1.8V 500kHz Synchronous Buck (Step Down) 85°C -
MYMGK1R820FRSR
MYMGK1R820FRSR - DC/DC POL Converter, Adjustable, Buck, 4.5 V to 5.5 V in, 700mV to 1.8V out, 20A out, 500kHz, SMD-37

3501736RL

DC/DC POL Converter, Adjustable, Buck, 4.5 V to 5.5 V in, 700mV to 1.8V out, 20A out, 500kHz, SMD-37

MURATA POWER SOLUTIONS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:3501736RL
3501736 in Cut Tape

10+ S$13.52 (S$14.60) 25+ S$13.32 (S$14.39) 50+ S$12.90 (S$13.93) 100+ S$11.65 (S$12.58)

Restricted Item

Minimum order of 10 items Multiples of 1 only Please enter a valid quantity

Add
Min: 10 Mult: 1
Module 4.5V 5.5V 1 Output SMD 37Pins 20A 700mV 1.8V 500kHz Synchronous Buck (Step Down) 85°C -
MYLSM00502ERPL
MYLSM00502ERPL - DC/DC POL Converter, Adjustable, Buck, 4.5 V to 17 V in, 1V to 5.25 V out, 2.5 A out, 2.5MHz, SMD-9

3501729RL

DC/DC POL Converter, Adjustable, Buck, 4.5 V to 17 V in, 1V to 5.25 V out, 2.5 A out, 2.5MHz, SMD-9

MURATA POWER SOLUTIONS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:3501729RL
3501729 in Cut Tape

100+ S$5.18 (S$5.59) 1000+ S$5.17 (S$5.58)

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
Module 4.5V 17V 1 Output SMD 9Pins 2.5A 1V 5.25V 2.5MHz Synchronous Buck (Step Down) 85°C -
FS1406-0750-AS
FS1406-0750-AS - DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

3410678

DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

TDK

You previously purchased this product. View in Order History

Each

1+ S$9.80 (S$10.58) 10+ S$8.74 (S$9.44) 25+ S$8.51 (S$9.19) 100+ S$7.65 (S$8.26)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4.5V 16V 1 Output SMD 17Pins 6A 600mV 2.64V 2MHz Buck (Step Down) 125°C -
FS1406-0900-AS
FS1406-0900-AS - DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

3410680

DC/DC Converter, µPOL, Module, 4.5 V, 16 V, 1 Output, SMD, 17 Pins

TDK

You previously purchased this product. View in Order History

Each

1+ S$10.42 (S$11.25) 10+ S$8.94 (S$9.66) 100+ S$7.65 (S$8.26)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Module 4.5V 16V 1 Output SMD 17Pins 6A 600mV 2.64V 2MHz Buck (Step Down) 125°C -
MAX20010EATPA/V+
MAX20010EATPA/V+ - DC/DC POL Converter, Adjustable, Synchronous Buck, 3V-5.5V in, 0.5V-1.5875V/6A Out, TQFN-EP, 20Pin

3586098

DC/DC POL Converter, Adjustable, Synchronous Buck, 3V-5.5V in, 0.5V-1.5875V/6A Out, TQFN-EP, 20Pin

ANALOG DEVICES

You previously purchased this product. View in Order History

Each

1+ S$11.88 (S$12.83) 10+ S$10.74 (S$11.60) 75+ S$9.06 (S$9.78) 150+ S$8.88 (S$9.59) 300+ S$8.70 (S$9.40) 525+ S$8.52 (S$9.20) 1050+ S$8.34 (S$9.01) More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- 3V 5.5V 1 Output TQFN-EP 20Pins 6A 500mV 1.587V 2.2MHz Synchronous Buck (Step Down) 125°C -