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DC DC Switching Controllers
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Output Type | Function | Output Configuration | Topology | Number of Outputs | Output Phases | Voltage - Supply (Vcc/Vdd) | Frequency - Switching | Duty Cycle (Max) | Synchronous Rectifier | Clock Sync | Serial Interfaces | Control Features | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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LTC1435AIS#TRPBFIC REG CTRLR BUCK 16SOIC |
4,142 | 9.71 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
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LTC1876EG#TRPBFIC REG CTRLR BUCK 36SSOP |
2,288 | 11.18 |
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Datasheet |
PolyPhase® | 36-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 2 | 3.5V ~ 36V | 220kHz | 99.4% | No | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
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LTC1922IG-1#TRPBFIC REG CTRLR FULL-BRIDGE 20SSOP |
2,013 | 11.18 |
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Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge | 1 | 1 | 3.8V ~ 10.3V | Up to 1MHz | 99% | Yes | Yes | - | Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SSOP |
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LTC3887IUJ#TRPBFIC REG CTRLR BUCK PMBUS 40QFN |
2,202 | 11.22 |
|
Datasheet |
PolyPhase® | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 24V | 250kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
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LTC3887IUJ-1#TRPBFIC REG CTRLR BUCK PMBUS 40QFN |
3,970 | 11.22 |
|
Datasheet |
PolyPhase® | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 24V | 250kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
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LTC3887IUJ-2#TRPBFDUAL OUTPUT POLYPHASE STEP-DOWN |
4,244 | 11.22 |
|
Datasheet |
PolyPhase® | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 34V | 250kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
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LTC3884IUK#TRPBFIC REG CTRLR BUCK PMBUS 48QFN |
4,313 | 11.24 |
|
Datasheet |
PolyPhase® | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-QFN (7x7) |
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LTC3884IRHE#TRPBFIC REG CTRLR BUCK PMBUS 48QFN |
3,833 | 11.24 |
|
Datasheet |
PolyPhase® | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-GQFN (5x6) |
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LTC3884IRHE-1#TRPBFIC REG CTRLR BUCK PMBUS 48QFN |
1,228 | 11.24 |
|
Datasheet |
PolyPhase® | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-GQFN (5x6) |
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LTC3372IUK#TRPBF60V LOW IQ BUCK CONTROLLER PLUS |
1,639 | 11.24 |
|
Datasheet |
- | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 5 | 1 | 4.5V ~ 60V | 1MHz ~ 3MHz | 98% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking, Watchdog | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-QFN (7x7) |
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LTC1873EG#TRPBFIC REG CTRLR BUCK 28SSOP |
3,514 | 9.80 |
|
Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 7V | 550kHz | 90% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC3884ERHE#TRPBFIC REG CTRLR BUCK PMBUS 48QFN |
3,651 | 11.31 |
|
Datasheet |
PolyPhase® | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-GQFN (5x6) |
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|
LTC3884ERHE-1#TRPBFIC REG CTRLR BUCK PMBUS 48QFN |
2,716 | 11.31 |
|
Datasheet |
PolyPhase® | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-GQFN (5x6) |
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LTC3886EUKG-1#TRPBF60V 2X OUT BUCK CNTR W/ DIG PWR |
1,625 | 11.31 |
|
Datasheet |
PolyPhase® | 52-WFQFN, 46 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 60V | 100kHz ~ 750kHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 52-QFN (7x8) |
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LTC1871EMS-1#TRPBFIC REG CTRLR MULT TOP 10MSOP |
2,978 | 4.79 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive or Negative | Boost, Flyback, SEPIC | 1 | 1 | 2.5V ~ 36V | 50kHz ~ 1MHz | 92% | No | Yes | - | Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-MSOP |
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LTC3807IUDC#TRPBFIC REG CTRLR BUCK 20QFN |
1,017 | 4.79 |
|
Datasheet |
- | 20-WFQFN Exposed Pad | Tape & Reel (TR) | 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 ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (3x4) |
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LTC3869EUF#TRPBFIC REG CTRLR BUCK 28QFN |
3,152 | 4.79 |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 38V | 250kHz ~ 780kHz | 95% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-QFN (4x4) |
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ISL78224ANZAUTO 4 PHASE BI-DIRECTIONAL BUCK |
3,708 | 9.00 |
|
Datasheet |
- | 64-TQFP Exposed Pad | Tray | Active | PWM | Step-Up/Step-Down | Positive | Flyback | 2 | 4 | 6V ~ 64V | 100kHz ~ 750kHz | 91.7% | Yes | Yes | PMBus | Current Limit, Enable | -40°C ~ 125°C (TA) | - | - | Surface Mount | 64-TQFP-EP (10x10) |
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LTC1148HVIS-5#TRPBFIC REG CTRLR BUCK 14SOIC |
4,086 | 9.45 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 20V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SO |
|
BD9775FV-E2IC REG CTRLR BUCK 28SSOP |
4,305 | 9.37 |
|
Datasheet |
- | 28-LSSOP (0.220", 5.60mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 6V ~ 30V | 30kHz ~ 300kHz | 45% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP-B |
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