KTD2500 Step-Up LED Driver with ExpressWire or PWM Control
Step-Up LED Driver with ExpressWire or PWM Control
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Features
- Wide output range: up to 10 series LEDs
- Integrated 40V high current switch (0.75A limit)
- VIN: 2.7V~5.5V
- High efficiency PWM converter (up to 88%)
- Low 200mV feedback voltage
- Single-wire interface dual method dimming:
- ExpressWire Digital Control
- PWM dimming
- High accuracy across full load range
- LED open-circuit (OVP) protection
- KTD2500: 38V
- KTD2500B: 26V
- High switching frequency: 600kHz
- Simple, small solution size
- Integrated Softstart
- < 1µA shutdown current
- Small TDFN22-6 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 |
30mA(@35Vout) |
1 |
ExpressWire or PWM |
TDFN22-6 |
Typical Application Diagram
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