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Overview
| Topology | Buck-Boost Converter |
| Input voltage | 3-24 V |
| Switching frequency | 100-1000 kHz |
| Output 1 | 100 V / 2.5 A |
Description
LT3762 is a synchronous DC/ DC controller designed to operate as a constant current source and constant voltage regulator. it features a programmable internal PWM dimming signal generator and a synchronous gate driver.
Features
- 3000:1 External PWM Dimming
- 250:1 Internal PW, Dimming(5% accuracy)
- Wide Vin Operating Range: 2.5V to 40 V
- Synchronous Boost Output Voltage up to 60V
- Spread-Spectrum Frequency Modulation For Lower EMI
- PMOS Switch Driver for PWM and Output Disconnect
- Constant current(+/-3.5%) regulation
- Constant current(+/-2%) regulation
- Rail-tp-rail LED current sense: 0V to 60V
- Programmable Vin Undervoltage Lockout
- Analog Dimming via two conttrol pins
- 100kHz to 1MHz Operation
- Programmable Open LED Protection with OPENLED Flage
- Shor-circuit protection and SHORTLED Flag
- 28 lEAD TSSOP and QFN (4mm x 5mm) Exposed Pad Packages
- Drives LEDs in Boost, Buck, or Buck-Boost Configurations
Typical applications
- Industrial and Automotive Lighting/ Accurate Current-Limited Voltage Regulators