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DC DC Switching Controllers

Manufacturer Series Package/Case Packaging Part Status Output Type Function Topology Number of Outputs Output Phases Output Configuration Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Grade Serial Interfaces Operating Temperature Control Features Qualification Mounting Style Supplier Device Package





















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Part Status Output Type Function Topology Number of Outputs Output Phases Output Configuration Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Grade Serial Interfaces Operating Temperature Control Features Qualification Mounting Style Supplier Device Package
LTC3897HUHF#PBF

LTC3897HUHF#PBF

IC REG CTRLR BUCK BOOST 38QFN

Analog Devices Inc.

2,785
LTC3897HUHF#PBF

Datasheet

- 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Boost 2 2 Positive 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - - -40°C ~ 150°C (TJ) Current Limit, Frequency Control, Overcurrent, Ramping - Surface Mount 38-QFN (5x7)
MAX1745EUB/V+

MAX1745EUB/V+

HIGH-VOLTAGE, STEP-DOWN DC-DC CO

Analog Devices Inc./Maxim Integrated

3,039
MAX1745EUB/V+

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Down Buck 1 1 Positive 4.5V ~ 36V Up to 330kHz 100% No No Automotive - -40°C ~ 85°C Enable AEC-Q100 Surface Mount 10-uMAX/uSOP
LTC7806RUFDM#PBF

LTC7806RUFDM#PBF

2-Phase Sync Boost CTL, 40V, 3MH

Analog Devices Inc.

2,693
LTC7806RUFDM#PBF

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Boost 1 2 Positive 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes Yes - - -40°C ~ 150°C (TJ) Current Limit, Frequency Control, Power Good, Soft Start - Surface Mount, Wettable Flank 28-QFN (4x5)
LTC3807MPUDC#PBF

LTC3807MPUDC#PBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

1,082
LTC3807MPUDC#PBF

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Buck 1 1 Positive 4V ~ 38V 50kHz ~ 900kHz 99% Yes No - - -55°C ~ 150°C (TJ) Current Limit, Enable, Frequency Control, Soft Start, Tracking - Surface Mount 20-QFN (3x4)
LTC1159IS-3.3#PBF

LTC1159IS-3.3#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

4,055
LTC1159IS-3.3#PBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Buck 1 1 Positive or Negative 4V ~ 40V Up to 250kHz 100% Yes No - - -40°C ~ 85°C (TA) Current Limit, Enable - Surface Mount 16-SO
LTC3838IFE#PBF

LTC3838IFE#PBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

100
LTC3838IFE#PBF

Datasheet

PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Buck 2 2 Positive 4.5V ~ 38V 200kHz ~ 2MHz - Yes No - - -40°C ~ 125°C (TJ) Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking - Surface Mount 38-TSSOP-EP
LTC1438CG-ADJ#PBF

LTC1438CG-ADJ#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

4,030
LTC1438CG-ADJ#PBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Buck 2 1 Positive 3.5V ~ 30V Up to 400kHz 99% Yes No - - 0°C ~ 70°C (TA) Enable, Power on Reset, Soft Start - Surface Mount 28-SSOP
LTC1438CG#PBF

LTC1438CG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

2,985
LTC1438CG#PBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Buck 2 1 Positive 3.5V ~ 30V Up to 400kHz 99% Yes No - - 0°C ~ 70°C (TA) Enable, Power on Reset, Soft Start - Surface Mount 28-SSOP
LTC3875IUH#PBF

LTC3875IUH#PBF

IC REG CTRLR BUCK 40QFN

Analog Devices Inc.

2,824
LTC3875IUH#PBF

Datasheet

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Buck 2 2 Positive 4.5V ~ 38V 250kHz ~ 720kHz - Yes No - - -40°C ~ 125°C (TJ) Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking - Surface Mount 40-QFN (5x5)
LTC3707EGN-SYNC#PBF

LTC3707EGN-SYNC#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

2,445
LTC3707EGN-SYNC#PBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Buck 2 2 Positive 4.5V ~ 28V 220kHz 99.4% Yes No - - -40°C ~ 85°C (TA) Enable, Frequency Control, Power Good, Soft Start - Surface Mount 28-SSOP
LTC3858EUFD-1#PBF

LTC3858EUFD-1#PBF

IC REG CTRLR BUCK 28QFN

Analog Devices Inc.

1,151
LTC3858EUFD-1#PBF

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Buck 2 2 Positive 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - - -40°C ~ 125°C (TJ) Enable, Frequency Control, Power Good, Soft Start - Surface Mount 28-QFN (4x5)
LTC1735EGN#PBF

LTC1735EGN#PBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

1,607
LTC1735EGN#PBF

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Buck 1 1 Positive 4V ~ 30V 300kHz 99.4% Yes No - - -40°C ~ 85°C (TA) Enable, Power Good, Soft Start - Surface Mount 16-SSOP
LTC1709EG-8#PBF

LTC1709EG-8#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

4,829
LTC1709EG-8#PBF

Datasheet

- 36-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Buck 2 2 Positive 4V ~ 36V 140kHz ~ 320kHz 99.5% Yes No - - -40°C ~ 85°C (TA) Enable, Power Good, Soft Start - Surface Mount 36-SSOP
LTC3897HUHG-2#PBF

LTC3897HUHG-2#PBF

PP SYNC BOOST CNTR W/ IN/ OUT P

Analog Devices Inc.

1,674
LTC3897HUHG-2#PBF

Datasheet

PolyPhase® 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Boost 2 2 Positive 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - - -40°C ~ 150°C (TJ) Current Limit, Frequency Control, Overcurrent, Ramping - Surface Mount 38-QFN (5x7)
LTC1922IN-1#PBF

LTC1922IN-1#PBF

IC REG CTRLR FULL-BRIDGE 20DIP

Analog Devices Inc.

3,582
LTC1922IN-1#PBF

Datasheet

- 20-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up/Step-Down Full-Bridge 1 1 Positive, Isolation Capable 3.8V ~ 10.3V Up to 1MHz 99% Yes Yes - - -40°C ~ 85°C (TA) Ramp, Soft Start - Through Hole 20-PDIP
LTC3728LEGN-1#PBF

LTC3728LEGN-1#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,994
LTC3728LEGN-1#PBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Buck 2 2 Positive 4.5V ~ 28V 260kHz ~ 550kHz 99.4% Yes No - - -40°C ~ 85°C (TA) Enable, Power Good, Soft Start - Surface Mount 28-SSOP
LTC1628CUH#PBF

LTC1628CUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

4,429
LTC1628CUH#PBF

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Buck 2 2 Positive 3.5V ~ 30V 220kHz 99.4% Yes No - - 0°C ~ 85°C (TA) Enable, Frequency Control, Power Good, Soft Start - Surface Mount 32-QFN (5x5)
LTC3731CG#PBF

LTC3731CG#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

4,222
LTC3731CG#PBF

Datasheet

PolyPhase® 36-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Buck 3 3 Positive 3.8V ~ 7V 225kHz ~ 680kHz 98.5% Yes No - - 0°C ~ 70°C (TA) Enable, Phase Control, Power Good, Soft Start - Surface Mount 36-SSOP
LTC3859AIFE#PBF

LTC3859AIFE#PBF

IC REG CTRLR MULT TOP 38TSSOP

Analog Devices Inc.

4,483
LTC3859AIFE#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Buck, Buck-Boost, SEPIC 3 2 Positive 4.5V ~ 38V 115kHz ~ 835kHz, 350kHz ~ 535kHz 99%, 100% Yes No - - -40°C ~ 125°C (TJ) Enable, Frequency Control, Power Good, Soft Start, Tracking - Surface Mount 38-TSSOP-EP
LTC1539IGW#PBF

LTC1539IGW#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

1,836
LTC1539IGW#PBF

Datasheet

- 36-BSOP (0.295", 7.50mm Width) Tube Active Transistor Driver Step-Down Buck 2 1 Positive 3.5V ~ 30V Up to 400kHz 99% Yes No - - -40°C ~ 85°C (TA) Enable, Power on Reset, Soft Start - Surface Mount 36-SSOP
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