EPC3205G-9 [PCA]
SMPS Transformer,;
| 型号： | EPC3205G-9 |
| 厂家： | 
PCA ELECTRONICS INC. |
| 描述： | SMPS Transformer, |
| 文件： | 总2页 (文件大小：139K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Photoflash Flyback Transformer
EPC3205G-X & EPC3205G-X-LF
• Used as Flyback Transformer in High Voltage Photoflash Capacitor Charger
• Designed for use with Linear Technology Chip
• Add “-LF” after part number for Lead Free
• Operating Temperature : -40°C to +85°C
• UL 94V-0 Recognized Components
E L E C T R O N I C S I N C .
• UL 1446 Class B Insulation System
• Isolation : 500 Vrms
Electrical Parameters @ 25°C
Primary OCL
@ 0Adc
(µH ± 15%)
Leakage
Inductance
(µH Typ.)
Primary Peak
Current
DCR
( Ω Max.)
PCA
Part Number
Voltage
(Vdc)
Turns
Ratio
Package/
Schematic
Chipset
(A Max.)
@ 100 KHz,
0.1 Vrms
20.0
@ 100 KHz,
0.1 Vrms
0.200
Pri.
Sec.
V in
V out
Pri:Sec
0.300
0.230
0.230
0.250
0.300
0.300
0.160
0.160
0.160
0.160
0.090
0.160
25
21
21
25
37
37
18
18
18
18
13
35
EPC3205G-1A(-LF)
EPC3205G-2(-LF)
LT3468
LT3468
LT3468-2
LT3468
LT3468-2
LT3468-1
LT3420
LT3420
LT3420-1
LT3420
LT3750
LT3420
2.5-5.0
2.5-5.0
2.5-5.0
2.5-4.0
2.5-5.0
2.5-5.0
1.8-5.0
1.8-6.0
1.8-5.0
1.8-5.0
5.0-7.0
1.8-5.0
320
320
320
320
320
320
320
320
320
320
400
320
1.4
1.4
1.0
1.4
1.0
0.7
1.4
1.4
1.0
1.4
3.6
1.4
1:10.2
1:10.2
1:10.2
1:10.2
1:10.2
1:10.2
1:12
1:12
1:10.2
1:12
B/1
A/1
A/1
E/2
E/2
E/2
B/1
D/3
C/1
B/4
E/5
B/4
12.3
12.3
10.0
10.0
15.0
20.0 (ref.)
24.0
15.0
20.0 (ref.)
4.7
0.130
0.130
0.200
0.300
0.300
0.130
0.080
0.100
{
EPC3205G-3(-LF)
EPC3205G-4(-LF)
EPC3205G-5(-LF)
EPC3205G-6(-LF)
EPC3205G-7(-LF)
EPC3205G-8(-LF)
EPC3205G-9(-LF)
EPC3205G-10(-LF)
EPC3205G-11(-LF)
0.130
0.150
0.230
1:10:4
1:16
24.0
LT3420 320V Photoflash Capacitor Charging Circuit
Schematic 1
Schematic 2
Flyback
T1
T1
V
BAT
1.8V-10V
1
4
3
Transformer
T1
320V
1
6
4
Pri.
Sec.
Pri.
Sec.
D1
Sec.
2
C1
4.7µF
2
Pri.
Trigger
Transformer
T2
R2
Schematic 3
Schematic 4
Pri.
Sec.
51.1k
T1
T1
2
3
4
2
3
6
C4
220µF
330V
5,6
3,4
8
+
V
4
Pri.
Sec.
CC
2.5V-10V
C2
4.7µF
Pri.
Sec.
V
R
SW
BAT FB
1
7
1
1
SEC
Photoflash
Capacitor
LT3420
Schematic 5
9
8
Flash
R
REF
Charge
Done
T1
1
3
6
CT
10
GND
Pri.
Sec.
5
4
C3
0.1µF
Bold Lines
Indicate
High Current
Paths
EPC3205G-X
Notes :
EPC3205G-X-LF
1. Assembly Process (Solder Composition)
SnPb
Pb-Free
2. Peak Solder Rating
225°C
1
260°C
1
(per IPC/JEDEC-J-STD-020C)
3. Moisture Sensitive Levels (MSL)
(per IPC/JEDEC-J-STD-020C)
(Unlimited,30°C/60%RH)
(Unlimited, 30°C/60%RH)
Package Drawings Next Page
4. Weight
TBD
TBD
5. Packaging Information
52 pcs / tube
52 pcs / tube
(Tube)
Documentor/Date
²’d By
Project Engineer/Date
Engineering/Date
Quality Assurance/Date
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
Product performance is limited to specified parameters. Data is subject to change without prior notice.
EPC3205G-X & -LF Rev. 12 11/14/17
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
Photoflash Flyback Transformer
EPC3205G-X & EPC3205G-X-LF
E L E C T R O N I C S I N C .
Package A
Recommended
Layout
0.311
(7.90)
0.383
(9.72)
4
1
2
Pin 1 I.D.
0.311
(7.90)
Marking :
PCA
EPC3205G-2(-LF)
D.C.
0.238
(6.04)
3
0.120
(3.05)
0.140
(3.56)
0.138 Max.
(3.50)
0.337
(8.55)
Package B
Package C
Recommended
Layout
Recommended
Layout
0.311
(7.90)
0.350
(8.90)
0.383
(9.72)
0.238
(6.04)
4
4
1
2
0.422
(10.72)
1
Pin 1 I.D.
Marking :
PCA
Pin 1 I.D.
Marking :
PCA
0.311
(7.90)
0.350
(8.90)
3
0.277
(7.04)
EPC3205G-6(-LF)
D.C.
2
3
EPC3205G-8(-LF)
D.C.
0.120
(3.05)
0.120
(3.05)
0.140
(3.56)
0.145
(3.68)
0.205 Max.
(5.20)
0.193 Max.
(4.90)
0.337
(8.55)
0.392
(9.96)
Package D
Package E
0.360 Max.
(9.14)
0.024
(0.60)
0.218
(5.54)
Pin 1
I.D.
6
1
3
0.218
(5.54)
0.146
(3.70)
1
4
8
5
0.500
Max.
(12.70)
0.236
(6.00)
4
0.020
(0.50)
0.073
(1.85)
Pin 1 I.D.
0.079
(2.00)
Side Marking :
3205G-5(-LF)
Side Marking
D.C.
0.220 Max.
(5.59)
Side Marking :
PCA EPC3205G-7(-LF)
D.C.
0°-8°
0.012
(0.30)
0.010
0.205
(5.20)
PCA EPC
0°-8°
(0.25)
0.303
(7.70)
0.006
(0.15)
0.026
(0.65)
0.008
(0.20)
0.453
(11.50)
0.342
(8.70)
0.079
(2.00)
0.073
(1.85)
Pad
Layout
0.047
(1.20)
Pad
Layout
0.059
(1.50)
0.063
(1.60)
0.067
(1.70)
0.358
(9.10)
Documentor/Date
²’d By
Project Engineer/Date
Engineering/Date
Quality Assurance/Date
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
Product performance is limited to specified parameters. Data is subject to change without prior notice.
EPC3205G-X & -LF Rev. 12 11/14/17
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
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