www.vishay.com
1
PT-50
Vishay Dale
DIMENSIONAL CONFIGURATIONS [Numbers in brackets indicate millimeters]
CIRCUIT DIAGRAM
NUMBER
Transformer Coupled Breakdown Diode Triggering Circuit
STANDARD ELECTRICAL SPECIFICATIONS
DASH
101
102
103
104
105
106
107
108
109
110
0.250 [6.35]
[16.5]
0.650
Line
Min.
1:1 ± 10 %
1:1 ± 10 %
1:1 ± 10 %
1:1 ± 10 %
1:1 ± 10 %
2:1 ± 10 %
2:1 ± 10 %
2:1 ± 10 %
2:1 ± 10 %
5:1 ± 10%
Load
TURNS
RATIO
Through Hole Transformers Trigger, SCR Isolation
[15.24]
0.780
[19.8]
Max.
0.600
INDUCTANCE
PRIMARY
MIN. (µH)
1000
2000
5000
1000
2000
5000
5000
200
500
500
•
Dot identifies
#1 Terminal
•
INDUCTANCE
MAX. (µH))
LEAKAGE
1500
For technical questions, contact:
12
13
15
10
12
15
3
6
6
FEATURES
• Designed for low-cost trigger source isolation in SCR power control circuits.
• Small physical size and low profile provide packaging advantages.
• Designed to transfer high amplitude or long duration pulses without saturation.
• Industrial and commercial applications include motor speed controls, lighting
• Interchangeable. Designed for circuit board mounting using same mounting dimensions
• Compliant to RoHS directive 2002/95/EC
controls and heater controls.
as 11Z and PT-20 models.
INTERWINDING
CAPACITY
MAX. (pF)
Sq. Terminals Typ.
1500
2000
2800
3500
1000
1300
1800
2400
800
400
0.025 [0.635]
1.5-1.5
4.5-4.5
8.0-8.0
12-12
18-18
18-10
MAX.
10-2
10-5
19-3
DCR
4-2
(Ω)
magnetics@vishay.com
PART MARKING
- Vishay Dale
- Model
- Dash number
UNIPOLAR
ET (V-µs)
2
1
1283
1853
2850
1288
1881
2565
2850
570
912
912
[12.70]
[16.26]
0.640
0.500
Max.
3
4
Terminal Numbers
ELECTRICAL
SPECIFICATIONS
Primary Inductance Values: From
200 µH to 5000 µH
Turns Ratio: 1:1, 2:1 and 5:1
Temperature Range: - 55 °C to + 105 °C
Dielectric Test at 60 Hz: 1600 V
RMS (Windings to core)
AC Line Voltage at 60 Hz: 240 V
maximum in test circuits shown
MATERIAL SPECIFICATIONS
Bobbin: Glass-filled nylon
Terminals: 0.025" [0.635] square
tinned copper
Material Rating: + 105 °C class A
For Ref. Only
Document Number: 34074
PRI.
2
1
Schematic
Revision: 06-Jul-09
SEC.
3
4
RMS