Datasheet Details
| Part number | APW7228B |
|---|---|
| Manufacturer | ANPEC |
| File Size | 570.03 KB |
| Description | 4-Channel LED Backlight Controller |
| Download | APW7228B Download (PDF) |
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| Part number | APW7228B |
|---|---|
| Manufacturer | ANPEC |
| File Size | 570.03 KB |
| Description | 4-Channel LED Backlight Controller |
| Download | APW7228B Download (PDF) |
|
|
|
• 4 Channels • 5.5V to 30V Input Voltage Supply • Drive up to 68 (17x4) White LEDs The APW7228B is a high efficiency driver for 4 channels of LEDs.
It contains an adjustable-frequency currentmode PWM step-up controller, a 5V linear regulator, dim- (3.5V/160mA Each) ming control circuit and eight regulated current source • Current Match (Balance) ±1% (Typ.) circuit.
• Current Accuracy ±1% (Typ.) The APW7228B is capable of driving typically 68 (4x17) • External PWM Input from 100Hz to 50kHz Dim- pieces of 3.5V/160mA LEDs.
APW7228B 4-Channel LED Backlight Controller.
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