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DC DC Switching Controllers
| Photo | Mfr. Part # | Availability | 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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LTC1147LCS8-3.3#PBFIC REG CTRLR BUCK 8SOIC |
0 |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | 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-SO |
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LM34936RHFR.5-55VIN 4 SWITCH BUCK-BOOST CON |
1 |
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Datasheet | - | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4.2V ~ 30V | 100kHz ~ 600kHz | 100% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-VQFN (5x4) |
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LTC7840HFE#TRPBFDUAL PHASE/OUTPUT NON-SYNCH BOOS |
0 |
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Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Up | Positive | Boost | 2 | 2 | 5.5V ~ 60V | 50kHz ~ 425kHz | 96% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
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LTC7840HUFD#TRPBFDUAL PHASE/OUTPUT NON-SYNCH BOOS |
0 |
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Datasheet | - | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Up | Positive | Boost | 2 | 2 | 5.5V ~ 60V | 50kHz ~ 425kHz | 96% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
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LTC7841EUHE#TRPBFPOLYPHSYNC BOOST CNTR |
0 |
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Datasheet | - | 36-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 12 | 4.5V ~ 60V | 75kHz ~ 850kHz | 96% | Yes | Yes | I2C, PMBus, SMBus | Current Limit, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 36-QFN (5x6) |
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LTC7818EUJ#TRPBFBUCK/BUCK/BOOST SYNC CTL, 40V, 3 |
0 |
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Datasheet | - | - | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 3MHz | 100% | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | - | - |
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LTC1147HVCS8-3.3#TRPBFIC REG CTRLR BUCK 8SOIC |
0 |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | 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-SO |
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ISL6420AIRZ-TKIC REG CTRLR BUCK 20QFN |
0 |
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Datasheet | - | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.6V ~ 28V | 100kHz ~ 1.4MHz | 96% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (4x4) |
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LTC1147IS8-3.3#TRPBFIC REG CTRLR BUCK 8SOIC |
0 |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 14V | - | 100% | No | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO |
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LTC1147IS8-5#TRPBFIC REG CTRLR BUCK 8SOIC |
0 |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 14V | - | 100% | No | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO |
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LTC1735CGN-1#TRPBFIC REG CTRLR BUCK 16SSOP |
0 |
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Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | 300kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
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LTC3703IGN#TRPBFIC REG CTRLR BUCK 16SSOP |
0 |
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Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
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LM27213MTD/NOPBIC REG CTRLR BUCK 48TSSOP |
0 |
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Datasheet | - | 48-TFSOP (0.240", 6.10mm Width) | Tube | 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-TSSOP |
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LTC3803MPS6-3#TRPBFIC REG CTRLR FLYBACK TSOT23-6 |
0 |
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Datasheet | - | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 5.7V ~ 8V | 300kHz | 80% | No | No | - | Current Limit, Enable | -55°C ~ 150°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
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LT8714IFE#TRPBFIC REG CTRLR FLYBACK 20TSSOP |
0 |
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Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive or Negative | Flyback | 1 | 1 | 4.5V ~ 80V | 100kHz ~ 750kHz | - | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
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LTC3773EG#TRPBFIC REG CTRLR BUCK 36SSOP |
0 |
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Datasheet | - | 36-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 3.3V ~ 36V | 220kHz ~ 560kHz | 98.5% | Yes | No | - | Enable, Power Good, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
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LT3741EUF-1#TRPBFIC REG CTRLR BUCK 20QFN |
0 |
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Datasheet | - | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6V ~ 36V | 200kHz ~ 1MHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (4x4) |
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LTC7815EUHF#TRPBFLOW IQ, 2.25MHZ, TRIPLE OUTPUT, |
0 |
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Datasheet | - | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Buck, Buck, Boost | 3 | 2 | 4.5V ~ 38V | 320kHz ~ 2.25MHz | 100% | Yes | No | - | Power Good, Soft Start, Tracking | 0°C ~ 85°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
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UCC39421PWG4IC REG CTRLR MULT TOP 16TSSOP |
0 |
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Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 1.8V ~ 8V | 150kHz ~ 1.2MHz | 88% | Yes | Yes | - | Enable, Frequency Control, Low Battery, Reset | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-TSSOP |
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LTC3770EG#TRPBFIC REG CTRLR BUCK 28SSOP |
0 |
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Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 32V | - | 90% | Yes | No | - | Current Limit, Enable, On Time Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
