Datasheet Details
- Part number
- RT5047A
- Manufacturer
- Richtek
- File Size
- 857.62 KB
- Datasheet
- RT5047A-Richtek.pdf
- Description
- Single Output LNB Supply and Control Voltage Regulator
RT5047A Description
RT5047A Single Output LNB Supply and Control Voltage Regulator General .
The RT5047A is a highly integrated voltage regulator and interface IC, specifically design for supplying power and control signals from advanced satel.
RT5047A Features
* Wide Input Supply Voltage Range : 8V to 16V
* Output Current Limit of 550mA with 45ms timer
* Low Noise LNB Output Voltage (13.3V and 18.3V
by SEL Pin)
* 3% High Accuracy for 0mA to 500mA Current
Output
* Push-Pull Output Stage minimizes 13.3V to
18.3V and 18.3V to 13.3V Outpu
RT5047A Applications
* LNB Power Supply and Control for Satellite Set-Top Box
* Analog and Digital Satellite Receivers/ Satellite TV, Satellite PC cards
Pin Configurations
(TOP VIEW)
LNB BOOST
LX VIN
8
27
GND
36 9
45
TONE FAULT SEL EN
SOP-8 (Exposed Pad)
Simplified Application Circuit
VIN CIN1
CIN2
L1 D1
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