HFC0400 – FIXED-FREQUENCY FLYBACK CONTROLLER WITH ULTRA-LOW NO LOAD POWER CONSUMPTION
TYPICAL PERFORMANCE CHARACTERISIC
VIN=230VAC, VOUT1=5V, IOUT1=3A, VOUT2=16V, IOUT2=1.5A, TA=25°C, unless otherwise noted.
Input Power Start Up
Inut Power Shut Down
Output1 Ripple
V
OUT2
5V/div.
V
OUT1
V
OUT1
V
OUT1
2V/div.
2V/div.
50mV/div.
V
OUT2
5V/div.
V
IN
V
IN
200V/div.
200V/div.
SCP Entry
SCP Recovery
Output2 Ripple
V
DS
V
DS
100V/div.
100V/div.
V
OUT2
20mV/div.
V
CC
V
CC
10V/div.
10V/div.
V
FB
V
FB
5V/div.
5V/div.
V
OUT2
V
OUT2
10V/div.
10V/div.
OLP, 5V Over Load
OLP, 16V Over Load
OVP
No Load
V
V
DS
DS
100V/div.
100V/div.
V
OUT1
5V/div.
V
OUT2
V
CC
10V/div.
V
CC
10V/div.
10V/div.
V
FB
V
FB
5V/div.
5V/div.
OUT2
10V/div.
V
CC
V
V
OUT1
5V/div.
10V/div.
HFC0400 Rev. 1.0
11/28/2012
www.MonolithicPower.com
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2012 MPS. All Rights Reserved.
10
MPS [ MONOLITHIC POWER SYSTEMS ]
