The APW7008 is a high efficiency charge pump white LED driver; the device drives up four white LEDs with regulated constant current for uniform intensity. The supply voltage ranges from 2.7V to 5.5V and it is optimized for a Li-ion battery application. The APW7008 operates in 1x, 1.5x, and 2x charge pump modes and automatically switches the charge pump modes.
• ±1.5% LED Current Matching
• High Efficiency Up to 90% Over Li-ion Battery
Discharge
• Output Current Up to 30mA per LED
• 2.7V to 5.5V Operating Voltage
• Allow to Turn On or Off a Combination of LEDs
• 1x/1.5x/2x Charge Pump Modes
• Low Shutdown Current: 2µA Maximum
• Low Input Ripple and EMI
• Internal Soft-Start Limits Inrush Current
• Short Circuit Current-Limit
• Thermal Shutdown Protection
• Output Over-Voltage Protection
• 3mmx3mm 16-pin QFN (QFN3X3-16) Package
• Lead Free and Green Devices Available
(RoHS Compliant)
Applications
• Cellular Phone White LED Back Light
• Portable Devic.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | APW7000 |
ANPEC |
1X/1.5X/2x Charge Pump White LED Driver | |
2 | APW7001 |
ANPEC |
1X/1.5X/2X Charge Pump White LED Driver | |
3 | APW7004 |
Anpec Electronics Coropration |
Synchronous-Rectifier PWM Controller | |
4 | APW7015 |
Anpec Electronics Coropration |
Advanced PWM and Dual Linear Power Controller | |
5 | APW7016 |
Anpec Electronics Coropration |
Advanced PWM Power Controller | |
6 | APW7025 |
Anpec Electronics Coropration |
Advanced PWM and Dual Linear Power Controller | |
7 | APW7026 |
Anpec Electronics Coropration |
Advanced PWM and Dual Linear Power Controllers | |
8 | APW7035 |
Anpec Electronics |
Advanced PWM and Linear Power Controller | |
9 | APW7036 |
Anpec Electronics |
Advanced Dual PWM Power Controller | |
10 | APW7037A |
Anpec Electronics |
8-Pin Synchronous Buck PWM Controller | |
11 | APW7037B |
Anpec Electronics |
8-Pin Synchronous Buck PWM Controller | |
12 | APW7045 |
ANPEC |
Advanced PWM and Linear Power Controller |