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Product Detailed Parameters
- Description：IC LED DRV RGLTR PWM 1A TSOT23-5
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：DC DC Regulator
- Topology：Step-Down (Buck)
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：8V
- Voltage - Supply (Max)：30V
- Voltage - Output：-
- Current - Output / Channel：1A (Switch)
- Frequency：700kHz
- Dimming：Analog, PWM
- Applications：-
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SOT-23-5 Thin, TSOT-23-5
- Supplier Device Package：TSOT-23-5
- Grade：-
- Qualification：-
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Overview
The AP8803WTG-7 is a buck LED driver IC from Diodes Incorporated, designed for cost-effective consumer applications. It operates with an input voltage range of 8 V to 30 V and delivers a maximum output current of 1 A. The device switches at a frequency up to 700 kHz, enabling the use of small external components. It features adjustable output voltage, PWM dimming capability, and open LED protection. The component is housed in a TSOT-23-5 package and supports an operating temperature range from -40°C to +105°C.
Feature Summary
- Supports PWM dimming for brightness control
- Includes open LED protection circuitry
- High switching frequency allows compact design
Applications
- Consumer LED lighting systems
- General-purpose constant current LED driving
- Compact LED modules requiring small PCB area
Procurement Notes
Verify the specific suffix 'WTG-7' against the manufacturer's official datasheet to confirm pinout and electrical specifications match your design requirements. Ensure the TSOT-23-5 package dimensions are compatible with your PCB footprint. Confirm RoHS compliance status through the latest official documentation before finalizing procurement.
Selection Notes
Select this component when a low-cost, single-channel buck LED driver is required for consumer electronics. The 700 kHz switching frequency is suitable for designs prioritizing minimal passive component size. Verify that the 1 A output current and 30 V input range align with the target LED string configuration and power supply constraints.
Part Context
This part belongs to the AP8803 series of LED drivers manufactured by Diodes Incorporated. The series focuses on providing efficient, space-saving solutions for LED illumination. The AP8803WTG-7 variant specifically utilizes the TSOT-23-5 package, distinguishing it from other packages in the family while maintaining core buck topology functionality.
Replacement Considerations
Check for direct substitutes within the AP8803 series or other Diodes Incorporated buck LED drivers with similar 1 A output and TSOT-23-5 packaging. Verify compatibility of control interfaces and thermal characteristics before substitution.
FAQ
What is the maximum switching frequency of the AP8803WTG-7?
The device switches at a frequency up to 700 kHz.
Does the AP8803WTG-7 support dimming?
Yes, it supports PWM dimming.
