Datasheet Details
- Part number
- SY8003A1
- Manufacturer
- Silergy
- File Size
- 291.59 KB
- Datasheet
- SY8003A1-Silergy.pdf
- Description
- 3A Synchronous Step Down Regulator
SY8003A1 Description
SY8003A1 ` General .
The SY8003A1 is a high efficiency 1.
SY8003A1 Features
* 2.5V to 5.5V Input Voltage Range
* 50μA Low Quiescent Current
* Low RDS(ON) for Internal Switches (Top/Bottom)
130mΩ /85mΩ
* High Switching Frequency 1.5MHz Minimizes
the External Components
* Internal Soft-start Limits the Inrush Current
* 100% Drop
SY8003A1 Applications
* Set Top Box
* USB Dongle
* Media Player
* Smart phone
Typical Applications
VIN: 2.5-5.5V
CIN 4.7μF
IN
LX
RPG 100k
PG
FB EN
PGND SGND
L:1.0µH
VOUT:1.8V
RH
CFF
100k 22pF
COUT 10μF
RL 49.9k
Figure1. Schematic Diagram
Inductor and COUT Selection Table
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