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Overview
| Topology | Buck Converter |
| Input voltage | 6-40 V |
| Output 1 | 0.67 A |
| IC revision | B |
Description
The IS31LT3360 is a continuous mode inductive step-down converter, designed for driving a single LED or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage. The chip operates from an input supply between 6V and 40V and provides an externally adjustable output current of up to 1.2A.
Features
- Simple low parts count
- Internal 40V power switch
- Wide input voltage range: 6V to 40V
- Up to 1.2A output current
- High efficiency (up to 98%)
- Typical 1200:1 dimming rate
- Typical 3% output current accuracy
- Single pin on/off and brightness control using DC voltage or PWM
- Up to 1MHz switching frequency
- Inherent open-circuit LED protection
- Thermal shutdown protection circuitry
- RoHS & Halogen-Free Compliance
- TSCA Compliance
Typical applications
- Automotive and avionic lighting, LED MR16, MR11 spotlight, LED streetlight, PAR light, Industrial lighting, Refrigeration lights, Other LED lighting
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L(µH) | IRP,40K(A) | ISAT(A) | RDC max.(mΩ) | fres(MHz) | Size | Version | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-PD SMT Power Inductor, 47 µH, 1.8 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-PD SMT Power Inductor | Inductance47 µH | Performance Rated Current1.8 A | Saturation Current1.1 A | DC Resistance260 mΩ | Self Resonant Frequency10.5 MHz | Size7345 | VersionStandard |