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QFN-20 Switching Controllers

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Results: 29

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Package/Case = QFN-20

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Part #

Switching Controllers COMPACT 2-PHASE SYNCHRONO

NCP81278TMNTXG
onsemi
1: $1.21
3,584In Stock

Mfr. Part No.
NCP81278TMNTXG

Mouser Part No
863-NCP81278TMNTXG

onsemi

Switching Controllers COMPACT 2-PHASE SYNCHRONO

Datasheet

3,584In Stock

Cut Tape

$1.21

$0.876

$0.792

$0.70

View

Reel

$0.569

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Buck

1 Output

200 kHz to 800 kHz

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers Integrated HS PWM I Mode

MCP1631-E/ML
Microchip Technology
1: $2.07
132In Stock

Mfr. Part No.
MCP1631-E/ML

Mouser Part No
579-MCP1631-E/ML

Microchip Technology

Switching Controllers Integrated HS PWM I Mode

Learn More

Datasheet

132In Stock

$2.07

$1.76

$1.64

Min.: 1
Mult.: 1

Boost, Cuk, Flyback, SEPIC

1 Output

2 MHz

10 %

25 mV

250 mA

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Tube

Switching Controllers NCP81278T WITH SUV

NCP81278DMNTXG
onsemi
1: $1.09
3,756In Stock
End of Life

Mfr. Part No.
NCP81278DMNTXG

Mouser Part No
863-NCP81278DMNTXG

End of Life

onsemi

Switching Controllers NCP81278T WITH SUV

Datasheet

3,756In Stock

Cut Tape

$1.09

$0.786

$0.711

$0.627

View

Reel

$0.527

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Buck

1 Output

200 kHz to 800 kHz

2 V

2 mA

- 40 C

+ 100 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers Adv PWM Controller A 595-UCC28250RGPR A A 595-UCC28250RGPR

UCC28250RGPT
Texas Instruments
1: $5.84
400In Stock

Mfr. Part No.
UCC28250RGPT

Mouser Part No
595-UCC28250RGPT

Texas Instruments

Switching Controllers Adv PWM Controller A 595-UCC28250RGPR A A 595-UCC28250RGPR

Datasheet

400In Stock

Cut Tape

$5.84

$4.45

$4.11

$3.72

Reel

$3.36

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Full Bridge, Half Bridge, Push-Pull

4 Output

1 MHz

100 %

3.3 V

200 mA

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers Adv Crnt-Mode Active Clamp PWM Controlle A 595-UCC2897ARGPR

UCC2897ARGPT
Texas Instruments
1: $3.24
493In Stock

Mfr. Part No.
UCC2897ARGPT

Mouser Part No
595-UCC2897ARGPT

Texas Instruments

Switching Controllers Adv Crnt-Mode Active Clamp PWM Controlle A 595-UCC2897ARGPR

Datasheet

493In Stock

Cut Tape

$3.24

$2.43

$2.23

$2.01

Reel

$1.90

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Flyback, Forward

1 Output

1 MHz

74 %

5 V

2 A

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers Adv PWM Controller A 595-UCC28250RGPT A A 595-UCC28250RGPT

UCC28250RGPR
Texas Instruments
1: $4.73
3,000In Stock

Mfr. Part No.
UCC28250RGPR

Mouser Part No
595-UCC28250RGPR

Texas Instruments

Switching Controllers Adv PWM Controller A 595-UCC28250RGPT A A 595-UCC28250RGPT

Datasheet

3,000In Stock

Cut Tape

$4.73

$4.02

Reel

$2.79

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

4 Output

1 MHz

100 %

200 mA

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers Adv PWM Cntlr w/ Pre -Bias Operation A 5 A 595-UCC28251RGPR

UCC28251RGPT
Texas Instruments
1: $5.84
232In Stock

Mfr. Part No.
UCC28251RGPT

Mouser Part No
595-UCC28251RGPT

Texas Instruments

Switching Controllers Adv PWM Cntlr w/ Pre -Bias Operation A 5 A 595-UCC28251RGPR

Datasheet

232In Stock

Cut Tape

$5.84

$4.45

$4.11

$3.72

Reel

$3.69

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Forward

4 Output

40 kHz to 1 MHz

100 %

3.25 V

200 mA

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers Adv Crnt-Mode Active Clamp PWM Controlle A 595-UCC2897ARGPT

UCC2897ARGPR
Texas Instruments
1: $2.05
671In Stock
6,000Expected 2027/02/04

Mfr. Part No.
UCC2897ARGPR

Mouser Part No
595-UCC2897ARGPR

Texas Instruments

Switching Controllers Adv Crnt-Mode Active Clamp PWM Controlle A 595-UCC2897ARGPT

Datasheet

671In Stock

6,000Expected 2027/02/04

Cut Tape

$2.05

$1.52

$1.38

$1.24

Reel

$1.03

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Flyback, Forward

1 Output

1 MHz

74 %

5 V

2 A

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers 4V-40V Input Current Mode Sync StpDwn Co

MP2918GL-Z
Monolithic Power Systems (MPS)
1: $1.90
10,000Expected 2026/10/19

Mfr. Part No.
MP2918GL-Z

Mouser Part No
946-MP2918GL-Z

Monolithic Power Systems (MPS)

Switching Controllers 4V-40V Input Current Mode Sync StpDwn Co

Datasheet

10,000Expected 2026/10/19

Cut Tape

$1.90

$1.40

$1.27

$1.14

View

Reel

$0.94

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Buck

1 Output

430 kHz

99.5 %

25 V

13.2 uA

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers 4V-60V Input, Current Mode,Synchronous Step-Down Controller

MP9928GL-Z
Monolithic Power Systems (MPS)
1: $2.16
4,844Expected 2026/09/02

Mfr. Part No.
MP9928GL-Z

Mouser Part No
946-MP9928GL-Z

Monolithic Power Systems (MPS)

Switching Controllers 4V-60V Input, Current Mode,Synchronous Step-Down Controller

Datasheet

4,844Expected 2026/09/02

Cut Tape

$2.16

$1.60

$1.47

$1.30

View

Reel

$1.08

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Buck

1 Output

300 kHz

99.5 %

24 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers #N/A

MCP1631T-E/MLVAO
Microchip Technology
3,300: $2.02
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
MCP1631T-E/MLVAO

Mouser Part No
579-MCP1631T-E/MLVAO

Microchip Technology

Switching Controllers #N/A

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

$2.02

Min.: 3,300
Mult.: 3,300

: 3,300

Buck

1 Output

2 MHz

3.3 V, 5 V

250 mA

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Reel

Switching Controllers Integrated HS PWM I Mode

MCP1631T-E/ML
Microchip Technology
3,300: $2.00
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
MCP1631T-E/ML

Mouser Part No
579-MCP1631T-EML

Microchip Technology

Switching Controllers Integrated HS PWM I Mode

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$2.00

Min.: 3,300
Mult.: 3,300

: 3,300

Boost, Cuk, Flyback, SEPIC

1 Output

2 MHz

10 %

25 mV

250 mA

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Reel

Switching Controllers Integrated HS PWM V Mode

MCP1631V-E/ML
Microchip Technology
1: $2.00
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
MCP1631V-E/ML

Mouser Part No
579-MCP1631V-E/ML

Microchip Technology

Switching Controllers Integrated HS PWM V Mode

Datasheet

Non-Stocked Lead-Time 11 Weeks

$2.00

$1.66

$1.51

Min.: 1
Mult.: 1

Boost, Cuk, Flyback, SEPIC

1 Output

2 MHz

10 %

25 mV

250 mA

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Tube

Switching Controllers Integrated HS PWM V Mode

MCP1631VT-E/ML
Microchip Technology
3,300: $1.64
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
MCP1631VT-E/ML

Mouser Part No
579-MCP1631VT-E/ML

Microchip Technology

Switching Controllers Integrated HS PWM V Mode

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

$1.64

Min.: 3,300
Mult.: 3,300

: 3,300

QFN-20

AEC-Q100

Reel

Switching Controllers Adv PWM Cntlr w/ Pre -Bias Operation A 5 A 595-UCC28251RGPT

UCC28251RGPR
Texas Instruments
3,000: $2.87
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
UCC28251RGPR

Mouser Part No
595-UCC28251RGPR

Texas Instruments

Switching Controllers Adv PWM Cntlr w/ Pre -Bias Operation A 5 A 595-UCC28251RGPT

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$2.87

Min.: 3,000
Mult.: 3,000

: 3,000

Forward

4 Output

40 kHz to 1 MHz

100 %

3.25 V

200 mA

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel

Switching Controllers 4V-40V Input Current Mode Sync StpDwn Con

MP2918GL-P
Monolithic Power Systems (MPS)
1: $2.28
Non-Stocked Lead-Time 57 Weeks

Mfr. Part No.
MP2918GL-P

Mouser Part No
946-MP2918GL-P

Monolithic Power Systems (MPS)

Switching Controllers 4V-40V Input Current Mode Sync StpDwn Con

Datasheet

Non-Stocked Lead-Time 57 Weeks

Cut Tape

$2.28

$1.69

$1.54

$1.38

$1.30

Reel

$1.26

MouseReel Available

Min.: 1
Mult.: 1

: 500

Buck

1 Output

430 kHz

25 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape, MouseReel

Switching Controllers 4V-60V Input, Current Mode,Synchronous Step-Down Controller

MP9928GL-P
Monolithic Power Systems (MPS)
1: $2.54
Non-Stocked Lead-Time 37 Weeks

Mfr. Part No.
MP9928GL-P

Mouser Part No
946-MP9928GL-P

Monolithic Power Systems (MPS)

Switching Controllers 4V-60V Input, Current Mode,Synchronous Step-Down Controller

Datasheet

Non-Stocked Lead-Time 37 Weeks

Cut Tape

$2.54

$1.88

$1.71

$1.54

$1.45

Reel

$1.42

Min.: 1
Mult.: 1

: 500

Buck

1 Output

300 kHz

24 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel, Cut Tape

Switching Controllers Automotive Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller

MPQ2908AGL-AEC1-P
Monolithic Power Systems (MPS)
500: $2.13
Non-Stocked Lead-Time 44 Weeks

Mfr. Part No.
MPQ2908AGL-AEC1-P

Mouser Part No
946-MPQ2908AGL-AEC1P

Monolithic Power Systems (MPS)

Switching Controllers Automotive Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller

Datasheet

Non-Stocked Lead-Time 44 Weeks

Reel

$2.13

Min.: 500
Mult.: 500

: 500

Buck

1 Output

430 kHz

25 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Reel

Switching Controllers Automotive Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller

MPQ2908AGL-AEC1-Z
Monolithic Power Systems (MPS)
5,000: $1.97
Non-Stocked Lead-Time 37 Weeks

Mfr. Part No.
MPQ2908AGL-AEC1-Z

Mouser Part No
946-MPQ2908AGL-AEC1Z

Monolithic Power Systems (MPS)

Switching Controllers Automotive Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller

Datasheet

Non-Stocked Lead-Time 37 Weeks

Reel

$1.97

Min.: 5,000
Mult.: 5,000

: 5,000

Buck

1 Output

430 kHz

25 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Reel

Switching Controllers Industrial Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller

MPQ2908AGL-P
Monolithic Power Systems (MPS)
500: $1.98
Non-Stocked Lead-Time 37 Weeks

Mfr. Part No.
MPQ2908AGL-P

Mouser Part No
946-MPQ2908AGL-P

Monolithic Power Systems (MPS)

Switching Controllers Industrial Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller

Datasheet

Non-Stocked Lead-Time 37 Weeks

Reel

$1.98

Min.: 500
Mult.: 500

: 500

Buck

1 Output

430 kHz

25 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel

Switching Controllers Industrial Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller

MPQ2908AGL-Z
Monolithic Power Systems (MPS)
5,000: $1.76
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
MPQ2908AGL-Z

Mouser Part No
946-MPQ2908AGL-Z

Monolithic Power Systems (MPS)

Switching Controllers Industrial Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

$1.76

Min.: 5,000
Mult.: 5,000

: 5,000

Buck

1 Output

430 kHz

25 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

Reel

Switching Controllers 4V-60V Input, Current Mode Synchronous Step-Down Controller, Wettable Flank Package.

MPQ2908AGLE-AEC1-P
Monolithic Power Systems (MPS)
500: $2.31
Non-Stocked Lead-Time 44 Weeks

Mfr. Part No.
MPQ2908AGLE-AEC1-P

Mouser Part No
946-MPQ2908AGLEAEC1P

Monolithic Power Systems (MPS)

Switching Controllers 4V-60V Input, Current Mode Synchronous Step-Down Controller, Wettable Flank Package.

Datasheet

Non-Stocked Lead-Time 44 Weeks

Reel

$2.31

Min.: 500
Mult.: 500

: 500

Buck

1 Output

100 kHz to 1 MHz

99.5 %

25 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Reel

Switching Controllers 4V-60V Input, Current Mode Synchronous Step-Down Controller, Wettable Flank Package.

MPQ2908AGLE-AEC1-Z
Monolithic Power Systems (MPS)
5,000: $2.16
Non-Stocked Lead-Time 37 Weeks

Mfr. Part No.
MPQ2908AGLE-AEC1-Z

Mouser Part No
946-MPQ2908AGLEAEC1Z

Monolithic Power Systems (MPS)

Switching Controllers 4V-60V Input, Current Mode Synchronous Step-Down Controller, Wettable Flank Package.

Datasheet

Non-Stocked Lead-Time 37 Weeks

Reel

$2.16

Min.: 5,000
Mult.: 5,000

: 5,000

Buck

1 Output

100 kHz to 1 MHz

99.5 %

25 V

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Reel

Switching Controllers Automotive Grade.4V-40V Input, Current Mode Synchronous Step-Down Controller

MPQ2918GL-AEC1-P
Monolithic Power Systems (MPS)
500: $1.63
Non-Stocked Lead-Time 44 Weeks

Mfr. Part No.
MPQ2918GL-AEC1-P

Mouser Part No
946-MPQ2918GL-AEC1-P

Monolithic Power Systems (MPS)

Switching Controllers Automotive Grade.4V-40V Input, Current Mode Synchronous Step-Down Controller

Datasheet

Non-Stocked Lead-Time 44 Weeks

Reel

$1.63

Min.: 500
Mult.: 500

: 500

Buck

1 Output

430 kHz

25 V

13.2 uA

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Reel

Switching Controllers Automotive Grade.4V-40V Input, Current Mode Synchronous Step-Down Controller

MPQ2918GL-AEC1-Z
Monolithic Power Systems (MPS)
5,000: $1.44
Non-Stocked Lead-Time 37 Weeks

Mfr. Part No.
MPQ2918GL-AEC1-Z

Mouser Part No
946-MPQ2918GL-AEC1-Z

Monolithic Power Systems (MPS)

Switching Controllers Automotive Grade.4V-40V Input, Current Mode Synchronous Step-Down Controller

Datasheet

Non-Stocked Lead-Time 37 Weeks

Reel

$1.44

Min.: 5,000
Mult.: 5,000

: 5,000

Buck

1 Output

430 kHz

25 V

13.2 uA

- 40 C

+ 125 C

SMD/SMT

QFN-20

AEC-Q100

Reel

QFN-20 Switching Controllers

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