Datasheet AL3644 (Diodes) - 3
| Fabricante | Diodes |
| Descripción | Dual 1.5A Current Source Camera Flash LED Driver |
| Páginas / Página | 23 / 3 — AL3644. Functional Block Diagram. C U. O R P. www.diodes.com |
| Formato / tamaño de archivo | PDF / 805 Kb |
| Idioma del documento | Inglés |
AL3644. Functional Block Diagram. C U. O R P. www.diodes.com
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AL3644 Functional Block Diagram
SW B1 Over Voltage Comparator 2/4 MHz - IN VREF Oscillator + A2 VOVP 86mW C1
T
Input Voltage OUT UVLO Flash Monitor
C U
LED1 LED2
D
- + PWM - + Control
O R P
65mW Thermal
W
Shutdown
E
INTC +150°C C3
N
TORCH/ TEMP D3 LED1 + - Error - + Amplifier + FB SELECT D1 - LED2 OUT-VHR Current NTC V + TRIP Sense/Current + Limit Slope Soft-Start Compensation A3 SDA I2C Control Interface Logic/Registers B3 SCL C2 B2 D2 A1 HWEN STROBE TX GND AL3644 3 of 23 July 2019 Document number: DS41558 Rev. 1 - 2
www.diodes.com
© Diodes Incorporated
SW B1 Over Voltage Comparator 2/4 MHz - IN VREF Oscillator + A2 VOVP 86mW C1
T
Input Voltage OUT UVLO Flash Monitor
C U
LED1 LED2
D
- + PWM - + Control
O R P
65mW Thermal
W
Shutdown
E
INTC +150°C C3
N
TORCH/ TEMP D3 LED1 + - Error - + Amplifier + FB SELECT D1 - LED2 OUT-VHR Current NTC V + TRIP Sense/Current + Limit Slope Soft-Start Compensation A3 SDA I2C Control Interface Logic/Registers B3 SCL C2 B2 D2 A1 HWEN STROBE TX GND AL3644 3 of 23 July 2019 Document number: DS41558 Rev. 1 - 2
www.diodes.com
© Diodes Incorporated