Description
ETA8120 18V, 2A, High Efficiency Synchronous Step-Down Converter in SOT23-6 .
ETA8120 is a wide input range, high-efficiency and high frequency DC-to-DC step-down switching regulator, capable of delivering up to 2A of output cur.
Features
* Wide Input Range: 4.5V-18V
* Adaptive COT Control
* Ultra-fast load transient response
* High Efficiency PFM mode at light load
* High Efficiency Synchronous operation
* No load Iq 177uA
* Low Rdson Internal power FETs
* Capable of Delivering 2A
* No External Co
Applications
* LCD TV
* Set Top Box
* xDSL Modem
TYPICAL APPLICATION
10 nF
1
BST
VIN
5 IN
SW 6
10 uF
ETA8120
EN
4 EN
FB 3
GND
2
2. 2uH
R1
47pF
22uF
Optional
VOUT
R2
ORDERING
INFORMATION
www. etasolution. com
ETA8120 REV9.7
PART No. ETA8120S2G
PACKAGE
SOT23-6
R1+R2
Vout=
×0.6(V