
LTC3872HTS8#TRMPBF
ActiveDC/DC CTRL, BOOST, 500KHZ, TSOT-23-8 ROHS COMPLIANT: YES
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LTC3872HTS8#TRMPBF
ActiveDC/DC CTRL, BOOST, 500KHZ, TSOT-23-8 ROHS COMPLIANT: YES
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Technical Specifications
Parameters and characteristics for this part
| Specification | LTC3872HTS8#TRMPBF |
|---|---|
| Clock Sync | False |
| Control Features | Soft Start, Enable, Current Limit |
| Frequency - Switching | 550 kHz |
| Function | Step-Up |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Operating Temperature [Max] | 150 °C |
| Operating Temperature [Min] | -40 °C |
| Output Configuration | Positive |
| Output Phases | 1 |
| Output Type | Transistor Driver |
| Package / Case | SOT-23-8 Thin, TSOT-23-8 |
| Supplier Device Package | TSOT-23-8 |
| Synchronous Rectifier | False |
| Topology | Boost |
| Voltage - Supply (Vcc/Vdd) [Max] | 9.8 V |
| Voltage - Supply (Vcc/Vdd) [Min] | 2.75 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | Updated |
|---|---|---|---|---|
| Digikey | Cut Tape (CT) | 1 | $ 8.59 | 1m+ |
| 10 | $ 5.91 | |||
| 25 | $ 5.22 | |||
| 100 | $ 4.45 | |||
| 250 | $ 4.07 | |||
| Digi-Reel® | 1 | $ 8.59 | 1m+ | |
| 10 | $ 5.91 | |||
| 25 | $ 5.22 | |||
| 100 | $ 4.45 | |||
| 250 | $ 4.07 | |||
| N/A | 492 | $ 8.24 | 1m+ | |
| Tape & Reel (TR) | 500 | $ 3.84 | 1m+ | |
| 1000 | $ 3.65 | |||
| 1500 | $ 3.56 | |||
| 2500 | $ 3.52 | |||
| Newark | Each (Supplied on Cut Tape) | 1 | $ 8.24 | 1m+ |
| 10 | $ 5.53 | |||
| 25 | $ 4.82 | |||
| 50 | $ 4.42 | |||
| 100 | $ 4.02 | |||
| 250 | $ 3.63 | |||
Description
General part information
LTC3872 Series
The LTC3872-1 is a constant frequency current mode boost DC/DC controller that drives an N-channel power MOSFET and requires very few external components. The No RSENSE™architecture eliminates the need for a sense resistor, improves efficiency and saves board space.The LTC3872-1 provides excellent AC and DC load and line regulation with ±1.5% output voltage accuracy. It incorporates an undervoltage lockout feature that shuts down the device when the input voltage falls below 2.3V.LTC3872-1 has the same functionality as the standard LTC3872 except that it has no frequency foldback in current limit.High switching frequency of 550kHz allows the use of a small inductor. The LTC3872-1 is available in an 8-lead low profile (1mm) ThinSOT™package and 8-pin 2mm × 3mm DFN package.LTC3872LTC3872-1Frequency Foldback In Current LimitYesNoApplicationsTelecom Power Supplies42V Automotive Systems24V Industrial ControlsIP Phone Power Supplies
Documents
Technical documentation and resources