50

-

Tray

Active

PWM

Step-Down

Positive

Buck

2

2

3.135V ~ 3.465V

200kHz ~ 2MHz

-

No

No

PMBus, SMBus

Current Limit, Enable, Frequency Control, Phase Control, Soft Start

-40°C ~ 125°C (TJ)

Surface Mount

32-WFQFN Exposed Pad

32-TQFN (4x4)

1483

-

Tube

Obsolete

PWM Signal

Step-Down

Positive

Buck

4

4

4.75V ~ 5.25V

80kHz ~ 1MHz

-

-

No

-

Enable, Frequency Control, Soft Start

0°C ~ 70°C (TA)

Surface Mount

40-VFQFN Exposed Pad

40-QFN (6x6)

50

PolyPhase?

Tape & Reel (TR),Cut Tape (CT)

Active

Transistor Driver

Step-Down

Positive

Buck

2

2

4V ~ 38V

105kHz ~ 835kHz, 350kHz ~ 535kHz

99.4%

Yes

No

-

Current Limit, Enable, Frequency Control, Power Good, Soft Start

-40°C ~ 125°C (TJ)

Surface Mount

32-WFQFN Exposed Pad

32-QFN (5x5)

1499

-

Tube

Obsolete

PWM Signal

Step-Down

Positive

Buck

4

4

4.75V ~ 5.25V

80kHz ~ 1MHz

-

-

No

-

Enable, Frequency Control, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

40-VFQFN Exposed Pad

40-QFN (6x6)

1237

-

Tube

Active

Transistor Driver

Step-Down

Positive, Isolation Capable

Buck

1

1

8.2V ~ 25V

500kHz

96%

No

No

-

Frequency Control

0°C ~ 100°C (TJ)

Through Hole

8-DIP (0.300", 7.62mm)

8-PDIP

1508

-

Bulk

Active

Transistor Driver

Step-Up, Step-Down

Positive or Negative

Buck, Boost

1

1

2.7V ~ 15.5V

-

-

No

Yes

-

Frequency Control, Soft Start

0°C ~ 70°C (TA)

Surface Mount

20-SSOP (0.209", 5.30mm Width)

20-SSOP

1249

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4V ~ 38V

235kHz ~ 750kHz

99%

Yes

No

-

Current Limit, Enable, Frequency Control, Soft Start, Tracking

-40°C ~ 125°C (TJ)

Surface Mount

16-WFQFN Exposed Pad

16-QFN (3x3)

50

-

Tube

Active

Transistor Driver

Step-Down

Positive or Negative

Buck

1

1

3.5V ~ 60V

50kHz ~ 850kHz

-

No

No

-

Current Limit, Enable, Frequency Control, Soft Start

-40°C ~ 125°C (TJ)

Surface Mount

12-WFDFN Exposed Pad

12-DFN (4x3)

50

-

Tape & Reel (TR),Cut Tape (CT)

Active

Transistor Driver

Step-Up, Step-Down, Step-Up/Step-Down

Positive or Negative

Buck, Boost, SEPIC

1

1

3.5V ~ 36V

200kHz

95%

No

No

-

Enable

-40°C ~ 85°C (TA)

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SO

1303

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

9V ~ 36V

Up to 300kHz

100%

Yes

No

-

Soft Start

0°C ~ 70°C (TA)

Surface Mount

18-SOIC (0.295", 7.50mm Width)

18-SOIC

6874

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.4V ~ 36V

Up to 300kHz

100%

Yes

No

-

Soft Start

0°C ~ 70°C (TA)

Surface Mount

18-SOIC (0.295", 7.50mm Width)

18-SOIC

50

-

Tape & Reel (TR),Cut Tape (CT)

Active

Transistor Driver

Step-Up/Step-Down

Positive, Isolation Capable

Push-Pull

2

2

Up to 10V

-

50%

Yes

No

-

Current Limit, Ramp, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

16-SSOP (0.154", 3.90mm Width)

16-SSOP

1254

Automotive, AEC-Q100

Tube

Active

Adjustable

Step-Down

Positive

Buck

2

2

4.5V ~ 40V

100kHz ~ 3MHz

100%

Yes

No

-

Power Good

-40°C ~ 150°C (TJ)

Surface Mount, Wettable Flank

28-WFQFN Exposed Pad

28-QFN (4x5)

50

-

Tube

Active

Transistor Driver

Step-Down

Positive, Isolation Capable

Buck

1

1

8.2V ~ 25V

500kHz

48%

No

No

-

Frequency Control

-40°C ~ 100°C (TA)

Through Hole

8-DIP (0.300", 7.62mm)

8-PDIP

1326

-

Bulk

Active

Transistor Driver

Step-Up, Step-Up/Step-Down

Positive

Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull

2

1

8V ~ 35V

1Hz ~ 400kHz

49%

Yes

Yes

-

Enable, Frequency Control, Reset, Soft Start

-25°C ~ 85°C (TA)

Through Hole

18-CDIP (0.300", 7.62mm)

18-CDIP