Datasheet Details
- Part number
- R7780
- Manufacturer
- Richtek
- File Size
- 283.50 KB
- Datasheet
- R7780-Richtek.pdf
- Description
- Burst Triple Mode PWM Controller
R7780 Description
R7780 Burst Triple Mode PWM Controller with Integrated HV Start-up Device for Zero Power Monitor Application General .
The R7780 is a high-performance current mode PWM controller with integrated HV start-up device inside.
R7780 Features
* frequency jitter, Under Voltage LockOut (UVLO), Leading Edge Blanking (LEB), internal slope compensation in the tiny SOP-7 package. It offers complete protection coverage with Over Temperature Protection (OTP), Over Load Protection (OLP) and Over Voltage Protection (OVP). Moreover, it also provides
R7780 Applications
* z Switching AC/DC Adaptor z TV and Monitor Application z Low Standby Power Home Appliance
Pin Configurations
(TOP VIEW)
EN/DIS COMP
CS GND
2 3 4
8 HV
7
6 VDD 5 GATE
SOP-7
R7780-01 September 2011
www. richtek. com 1
R7780
Typical Application Circuit
AC Mains (90V to 265V)
#
OPTO2
R7780 HV
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