MC33364
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13
R3 47k
MC33364
Figure 13. Critical Conduction Mode Flyback Converter
The described critical conduction mode flyback converter has the following performance and maximum ratings:
Output power 12W
Output 12V @ 1Amp max
Input voltage range 90VAC -- 270V AC
J1
Line
J2
Gnd
2
1
1
D1
S380
3
10uF
8
7
13
4
2
6
5
GND
VREF
FB
LINE
VCC
ZCD
GATE
CS
10uF
220
R1 D2
1N4148
21
C4
R4
47k C5 1nF
D3
MURS160T3
1
R5
2.2
34
Q1
MTD1N60
MBRD360
D4
5
4
MOC8102
U3
R6
2k7
R7
820
R8
18k
300uF
C6
1
23
R9
4k7
100nF
C9
U1
U2
J3
J4
1
1
--V out
TL431
+Vout
9
7
T1
4
2
R2
100k
0.1uF
400V
1
2
CONVERTER TEST DATA
Test Conditions Results
Line Regulation V
in
= 120VAC to 240VAC, I
out
=0.8A
ΔV = 50mV
Load
V
in
= 120VAC, I
out
= 0.2A to 0.8A
ΔV = 40mV
V
in
= 240VAC, I
out
= 0.2A to 0.8A
ΔV = 40mV
Output Ripple
V
in
= 120VAC, I
out
=0.8A
ΔV = 290mV
V
in
= 240VAC, I
out
=0.8A
ΔV = 24mV
Efficiency
V
in
= 120VAC, I
out
=0.8A
η = 78.0%
V
in
= 240VAC, I
out
=0.8A
η = 79.4%
Power Factor
V
in
= 120VAC, I
out
=0.8A Pf = 0.491
V
in
= 240VAC, I
out
=0.8A Pf = 0.505
Figure 14. Load Regulation 120V Figure 15. Load Regulation 240V
Vout
Iout
Vout
Iout
Ch1: 2.0V/div 2.0 msec/div Ch1: 2.0V/div 2.0 msec/div
Ch2: 200mA/div Ch2: 200mV/div
MC33364
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14
C3
0.1 m F
J1
Line
D1 B250R
C1
F1
T0.2A
8Line
7V
CC
1ZCD
Gate
6
CS
2
4V
ref
GND
5
C2
20 mF
R1
220
D3
1N4148
R5
47 k
R6
47 k
C4 1.0 nF
Q1
MTD1N60E
R4
2.2
U1
MC33364D1
54
12
J2
543 2
79
D6
MURS320T3
D7
1N4148
R7
100
D8
B2X84C5V1LT1
C6
1.0 m F
R8
4.7 k
C5
100 mF
U2
MC33341
8
7
6
54
3
2
1
V
CC
GNDV
S
CSB
DO
CMP
CTA
CSA
R12
82 k
R11
10 k
R13
22 k
R3
22 k
R10
0.25
R9
100
C7
33 nF
3FB
Figure 16. Universal Input Battery Charger
12
10 mF
400 V
T1
D5
MURS
160T3
12
5.1 V
T1 = 139 Turns #28 Awg, primary winding 2 -- 3
7 Turns, Bifilar 2 x #26 Awg, output winding 9 -- 7
19 Turns #28 Awg, auxiliary winding 4 -- 5 on Philips
EF20--3C85 core gap for a primary inductor of 1.92 mH.
Output 12 V @ 0.8 Amp max
Input Voltage Range 90 -- 270 Vac, 50/60 Hz
U3
MOC8102
MC33364
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15
PACKAGE DIMENSIONS
SO--8
D1, D2 SUFFIX
CASE 751--07
ISSUE AJ
SEATING
PLANE
1
4
58
N
J
X45
_
K
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
5. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 (0.005) TOTAL
IN EXCESS OF THE D DIMENSION AT
MAXIMUM MATERIAL CONDITION.
6. 751--01 THRU 751--06 ARE OBSOLETE. NEW
STANDARD IS 751--07.
A
B
S
D
H
C
0.10 (0.004)
DIM
A
MIN MAX MIN MAX
INCHES
4.80 5.00 0.189 0.197
MILLIMETERS
B 3.80 4.00 0.150 0.157
C 1.35 1.75 0.053 0.069
D 0.33 0.51 0.013 0.020
G 1.27 BSC 0.050 BSC
H 0.10 0.25 0.004 0.010
J 0.19 0.25 0.007 0.010
K 0.40 1.27 0.016 0.050
M 0808
N 0.25 0.50 0.010 0.020
S 5.80 6.20 0.228 0.244
-- X --
-- Y --
G
M
Y
M
0.25 (0.010)
-- Z --
Y
M
0.25 (0.010) Z
S
X
S
M
____
1.52
0.060
7.0
0.275
0.6
0.024
1.270
0.050
4.0
0.155
mm
inches
SCALE 6:1
*For additional information on our Pb--Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
SOLDERING FOOTPRINT*

MC33364D2R2G

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
Switching Controllers Variable Frequency SMPS
Lifecycle:
New from this manufacturer.
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