MC33364(2010) Просмотр технического описания (PDF) - ON Semiconductor
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MC33364 Datasheet PDF : 16 Pages
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MC33364
The described critical conduction mode flyback converter has the following performance and maximum ratings:
Output power
12W
Output
12V @ 1Amp max
J1
Input voltage range
90VAC -- 270VAC
1
D1
Line
2
J2
1
Gnd
S380
10uF C4
400V
10uF 220 2 1
R1 D2
1N4148
R3 47k
D4
T1 9
4
7 MBRD360
C6 300uF
R2
R4
47k C5 1nF
100k
2
U1
D3
MURS160T3
J3
1
+Vout
R6 R7 R8
2k7 820 18k
GATE 6
5
MC33364
GND
CS
2
0.1uF
1
Q1
MTD1N60
R5
U3
2.2
MOC8102
1
5
4
2
U2
TL431
CONVERTER TEST DATA
Test
Line Regulation
Load
Output Ripple
Efficiency
Power Factor
Figure 13. Critical Conduction Mode Flyback Converter
Conditions
Vin = 120VAC to 240VAC, Iout = 0.8A
Vin = 120VAC, Iout = 0.2A to 0.8A
Vin = 240VAC, Iout = 0.2A to 0.8A
Vin = 120VAC, Iout = 0.8A
Vin = 240VAC, Iout = 0.8A
Vin = 120VAC, Iout = 0.8A
Vin = 240VAC, Iout = 0.8A
Vin = 120VAC, Iout = 0.8A
Vin = 240VAC, Iout = 0.8A
ΔV = 50mV
ΔV = 40mV
ΔV = 40mV
ΔV = 290mV
ΔV = 24mV
η = 78.0%
η = 79.4%
Pf = 0.491
Pf = 0.505
C9
100nF
1
R9
4k7
Results
J4
1
--Vout
Vout
Vout
Iout
Iout
Ch1: 2.0V/div
Ch2: 200mA/div
2.0 msec/div
Figure 14. Load Regulation 120V
Ch1: 2.0V/div
Ch2: 200mV/div
2.0 msec/div
Figure 15. Load Regulation 240V
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