Description
Features
- Wide input range: 2.7V to 5.5V
- Highly integrated solution with high efficiency
- Integrated 30V power diode
- Integrated 30V power MOSFET
- Integrated 2-channel current sinks, up to 8-LEDs per string
- High accuracy up to 30mA/ch
- 0.6% current matching at 20mA
- 1.5% current accuracy at 20mA
- Dual dimming control scheme
- I2C interface control with 256 steps
- Wide range PWM Dimming for CABC
- 100Hz to 100kHz Frequency
- 0.1%~100% Duty Cycle at 10kHz
- Input PWM glitch filter
- I2C interface for various control
- Programmable current sink ramp up/down time and shape (Exponential/Linear)
- Selectable 1MHz and 500kHz switching frequency with frequency shift option
- Programmable OVP (30V/24V), current limit (1A/0.7A) and LX pin slew rate
- LED open/short protection
- Pb-free Packages: TQFN33-16, WLCSP-12
- -40°C to +85°C Temperature Range
Applications
- Smartphone/Tablet Backlight
- PDA/GPS Backlight
Key Electrical Specifications
| Vin(Min) | Vin(Max) | Maximum # of LED Channel | Channels | Control Type | Package |
| 2.7V | 5.5V | 8 | 2 | I2C, PWM | TQFN33-16, WLCSP-12 |
Reviews
There are no reviews yet.