ETA1662
ETA1662 is High Efficiency Synchronous Step-Down Converter manufactured by ETA.
DESCRIPTION
FEATURES
ETA1662 is a wide input range, high efficiency and
- Wide Input Range: 4.5V-18V high frequency DC to DC step-down switching
- Adaptive COT Control regulator, capable of delivering up to 4A of output
- Ultra-Fast Load Transient Response current. It adopts an Adaptive COT control scheme that
- Forced PWM Mode enables very fast transient response and provides a
- Low Rdson Internal Power FETs very smooth transition when the output varies from
- Capable of Delivering up to 4A light load to heavy load. The adaptive COT control
- Thermal Shutdown and UVLO also maintains a constant switching frequency across
- Available in SOT563 line and load. An OVP function protects the IC itself and its downstream system against input voltage surges. Short-circuit and thermal-overload protection APPLICATIONS improves design reliability.
- 5G CPE
ETA1662 is available in a tiny SOT563 package.
- Set Top Box
- LCD TV
TYPICAL APPLICATION
INPUT 12V
Cin ENABLE INPUT 10u F
Cin 100n F
100n F
1 VIN
SW 2
5 EN
FB 6
2.2u H Cff 47p F
R1 optional 37.5 K
R2 12K
OUTPUT 3.3V
Cout 2- 22u F
ORDERING INFORMATION
PART No. ETA1662FSG
PACKAGE FCSOT563
TOP MARK UNYW
Pcs/Reel 5000
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