Datasheet Details
- Part number
- SY7201
- Manufacturer
- Silergy
- File Size
- 566.97 KB
- Datasheet
- SY7201-Silergy.pdf
- Description
- 30V High Current Boost LED Driver
SY7201 Description
Application Note: AN_SY7201/SY7201A 30V High Current Boost LED Driver General .
SY7201 and SY7201A are DC/DC step-up converters that deliver an accurate constant current for driving LEDs.
SY7201 Features
* Input voltage range: 2.8 to 30V
* Switch current limit 2A
* Drives LED strings up to 30V
* 1MHz fixed frequency minimizes the external
components
* Dimming frequency for EN/PWM pin:
ο SY7201: 20kHz~1MHz ο SY7201A: 100Hz~10kHz
* Internal softstart lim
SY7201 Applications
* GPS Navigation Systems
* Handheld Devices
* Portable Media Players
Typical Applications
L
D
Vin
Cin
Dimming
IN LX EN/PWM OVP
GND
FB
R1
Figure 1. Schematic Diagram
Vout Cout
AN_SY7201/A Rev. 0.9 Silergy Corp. Confidential- Prepared for Customer Use Only 1
Pinout
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