Datasheet AL3069Q (Diodes) - 3
| Manufacturer | Diodes |
| Description | Automotive Display LED-Backlight Driver |
| Pages / Page | 18 / 3 — AL3069Q. Functional Block Diagram. www.diodes.com |
| File Format / Size | PDF / 1.4 Mb |
| Document Language | English |
AL3069Q. Functional Block Diagram. www.diodes.com
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AL3069Q Functional Block Diagram
9 8 VIN VCC 1.25V BANDGAP VDD 5 5V EN EN Reference 100mV R 7 Q OUT CLK S DRIVE 3.2V 3 15 OVP OVP GND Logic OCP 540mV 2V 6 CS SAW Diode/ Inductor PWM Short 11 COMP OTSD CLK EA Vch-reg 4 RT OSC FB SAW OCP 10 FAULTB Fault Logic OVP VDD OTP 13 CH1 OPA + 3.0V×Duty VDD Current Sink 2 ISET 14 Current Sink CH2 16 Current Sink CH3 12 Direct PWM PWMD 1 Dimming Current Sink CH4 Function Block Diagram AL3069Q 3 of 18 July 2025 Document number: DS46159 Rev. 2 - 2
www.diodes.com
© 2025 Copyright Diodes Incorporated. All Rights Reserved.
9 8 VIN VCC 1.25V BANDGAP VDD 5 5V EN EN Reference 100mV R 7 Q OUT CLK S DRIVE 3.2V 3 15 OVP OVP GND Logic OCP 540mV 2V 6 CS SAW Diode/ Inductor PWM Short 11 COMP OTSD CLK EA Vch-reg 4 RT OSC FB SAW OCP 10 FAULTB Fault Logic OVP VDD OTP 13 CH1 OPA + 3.0V×Duty VDD Current Sink 2 ISET 14 Current Sink CH2 16 Current Sink CH3 12 Direct PWM PWMD 1 Dimming Current Sink CH4 Function Block Diagram AL3069Q 3 of 18 July 2025 Document number: DS46159 Rev. 2 - 2
www.diodes.com
© 2025 Copyright Diodes Incorporated. All Rights Reserved.