Description
Features
- Wide VIN input range: 2.7V to 5.5V
- Wide output range: up to 10 series LEDs
- Integrated 40V high current switch (0.52A limit)
- High efficiency boost converter (up to 85%)
- Highly integrated solution
- Integrated diode
- Internal compensation and soft start
- ExpressWire interface dual method dimming with single pin (CTRL)
- 256-step Serial dimming control
- High resolution PWM dimming
- High accuracy across full load range
- LED open-circuit (OVP) protection
- KTD2801 : 36V
- Low 200mV feedback voltage
- 1MHz High switching frequency
- Simple, small solution size
- < 1µA shutdown current
- Small TDFN22-6 and Thin SOT23 package
- RoHS and Green compliant
- -40°C to +85°C Temperature Range
Applications
- LED backlighting
- Mobile Phones, Handheld Devices
- Digital Photo Frames, Automotive Navigation
Key Electrical Specifications
| Vin(Min) | Vin(Max) | Max. Current per Channel | Channels | Control Type | Package |
| 2.7V | 5.5V | 20mA | 1 | ExpressWire or PWM | TSOT23-6 TDFN22-6 |
Typical Application Diagram
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