5034

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

2

2

5.5V ~ 28V

200kHz ~ 500kHz

75%

Yes

No

-

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

-5°C ~ 125°C (TJ)

Surface Mount

28-TSSOP (0.173", 4.40mm Width)

28-TSSOP

2934

*

Bulk

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

2264

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.75V ~ 6V

-

-

Yes

No

-

Current Limit, Enable, Power Good, Soft Start

-5°C ~ 105°C (TA)

Surface Mount

48-TFSOP (0.240", 6.10mm Width)

48-TSSOP

8070

-

Bulk

Obsolete

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

50

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

9.3V ~ 15V

100kHz ~ 600kHz

93%

Yes

Yes

-

Current Limit, Enable, Frequency Control, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

28-SSOP (0.209", 5.30mm Width)

28-SSOP

1313

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4V ~ 60V

105kHz ~ 835kHz, 350kHz ~ 535kHz

99%

Yes

No

-

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

-40°C ~ 125°C (TJ)

Surface Mount

20-WFQFN Exposed Pad

20-QFN (3x4)

1264

PolyPhase?

Tube

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)

1300

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4V ~ 140V

50kHz ~ 900kHz

100%

No

No

-

Current Limit, Power Good, Soft Start, Tracking

-40°C ~ 125°C (TJ)

Surface Mount

24-WFQFN Exposed Pad

24-QFN (4x5)

1276

PolyPhase?

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

2

2

4V ~ 60V

105kHz ~ 835kHz, 350kHz ~ 535kHz

99%

Yes

No

-

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

-40°C ~ 125°C (TJ)

Surface Mount

32-WFQFN Exposed Pad

32-QFN (5x5)

1260

-

Tube

Active

Transistor Driver

Step-Up/Step-Down

Positive

Buck-Boost

2

2

2.8V ~ 80V

100kHz ~ 400kHz

-

Yes

Yes

-

Enable, Frequency Control, Soft Start

-40°C ~ 125°C

Surface Mount

38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad

38-TSSOP-EP

1281

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

2

2

4V ~ 30V

250kHz ~ 780kHz

97.2%

Yes

No

-

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

-40°C ~ 85°C (TA)

Surface Mount

28-SSOP (0.154", 3.90mm Width)

28-SSOP

1323

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4V ~ 38V

50kHz ~ 900kHz

99%

Yes

No

-

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

-40°C ~ 150°C (TJ)

Surface Mount

20-WFQFN Exposed Pad

20-QFN (3x4)

1265

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

3.5V ~ 14V

-

100%

No

No

-

Current Limit, Enable

0°C ~ 70°C (TA)

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SO

1272

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

2

2

2.5V ~ 10V

550kHz

100%

No

No

-

Enable, Power Good

-40°C ~ 85°C (TA)

Surface Mount

16-SSOP (0.154", 3.90mm Width)

16-SSOP

1330

-

Tray

Active

PWM Signal

Step-Down

Positive

Buck

4

4

1.71V ~ 3.63V

300kHz ~ 800kHz

-

No

No

PMBus

Phase Control, Power Good, Ramp

-40°C ~ 125°C (TJ)

Surface Mount

36-VFQFN Exposed Pad

36-QFN (6x6)