U3848 Datasheet, PDF (11/12 Pages) Unisonic Technologies – HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS

UC3848
„ TYPICAL CHARACTERISTICS(Cont.)





Feedback Voltage During Loadjump From 10%
Up To 100% Load (VDCIN=120V)
120mV
3.86V
1.64kHz
850Hz
Ch1 max
6.00V
Ch1 min
460mV
Ch1 frequency
785.5Hz
LINEAR INTEGRATED CIRCUIT

Feedback Voltage During Loadjump From 10%
Up To 100% Load (VDCIN=350V)
60.0mV
3.30V
3.29kHz
1.70kHz
Ch1 max
5.90V
Ch1 min
40.0mV
Ch1 frequency
1.906kHz
Ch1 1.00V


M 400Ȱs A Ch1 ‘ 3.18V


Startup With Full Load Condition At V_DCIN=120V,
Vc4 and Vout
12.3V
12.3V
VC4
VOUT
Ch1 max
5.04V
Ch1 min
1.32V
Ch1 frequency
-----Hz
Ch1 1.00V
M 200Ȱs A Ch1 ‘ 2.68V


Startup With Full Load Condition At VDCIN=350V,
Vc4 and Vout
12.3V
12.3V
VC4
VOUT
Ch1 max
5.04V
Ch1 min
-120mV
Ch1 frequency
-----Hz
Ch1 2.00V Ch2 5.00V M 10.0ms A Ch1 ‘ 3.16V




Ch1 2.00V Ch2 5.00V M 10.0ms A Ch1 ‘ 3.16V


UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw


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QW-R103-033,C