Models PT-10 and PT-20
Vishay Dale
Transformers
Pulse, Trigger Type
FEATURES
•
Choice of printed circuit or bobbin-type configurations.
•
Designed to transfer high amplitude or long duration
pulses without saturation.
RoHS
COMPLIANT
•
Designed for low-cost trigger source isolation in
half and full wave SCR power control circuits, including
motor speed controls, heater controls and incandescent
lighting controls.
STANDARD ELECTRICAL SPECIFICATIONS
DASH
NUMBER
101*
102*
103*
104
105
106*
107
108
109
110
111*
112*
113
114
115*
116*
117*
118
119
120*
121
TURNS
RATIO
1:1 ± 10 %
1:1 ± 10 %
1:1 ± 10 %
1:1 ± 10 %
1:1 ± 10 %
1:1:1 ± 10 %
1:1:1 ± 10 %
1:1:1 ± 10 %
1:1:1 ± 10 %
1:1:1 ± 10 %
2:1 ± 10 %
2:1 ± 10 %
2:1 ± 10 %
2:1 ± 10 %
2:1:1 ± 10 %
2:1:1 ± 10 %
2:1:1 ± 10 %
2:1:1 ± 10 %
2:1:1 ± 10 %
5:1 ± 10 %
5:1:1 ± 10 %
FIGURE
LEAKAGE
PRIMARY
INDUCTANCE INDUCTANCE
MINIMUM (µH) MAXIMUM (µH)
200
500
1000
2000
5000
200
500
1000
2000*
5000
500
1000
2000
5000
200
500
1000
2000
5000
5000
5000
3
6
12
13
15
3
6
12
13
15
6
10
12
15
8
11
15
60
75
1500
1500
INTERWINDING
CAPACITY
MAXIMUM (pF)
800
1500
2000
2800
3500
800
1500
2000
2800
3500
1000
1300
1800
2400
700
1000
1300
2000
2100
400
400
DCR
MAXIMUM
(Ohms)
1.5-1.5
4.5-4.5
8-8
12-12
18-18
2-2-2
6-6-6
10-10-10
15-15-15
27-27-27
4-2
10-2
10-5
18-10
4-2-2
6-2-2
5-2-2
10-5-5
20-10-10
19-3
20-4-4
UNIPOLAR
ET (V-µSEC)
570
912
1283
1853
2850
570
912
1283
1853
2850
912
1288
1881
2850
570
912
1311
1881
2850
2850
2850
1/3
1/3
1/3
1/3
1/3
2/4
2/4
2/4
2/4
2/4
1/3
1/3
1/3
1/3
2/4
2/4
2/4
2/4
2/4
1/3
2/4
*Standard items in PT-10 Model. Other Dash Numbers available on request. All Dash Numbers standard in PT-20 Model.
ELECTRICAL SPECIFICATIONS
Primary Inductance Values:
From 200 µH to 5000 µH
Turns Ratio:
1:1, 1:1:1, 2:1, 2:1:1 and 5:1
Temperature Range:
- 10 °C to + 70 °C
Dielectric Test at 60 Hz:
1600 V RMS (Windings to case)
AC Line Voltage at 60 Hz:
240 V RMS maximum in test
circuits shown
MATERIAL SPECIFICATIONS
Bobbin:
Nylon
Leads:
Tinned, solderable
PT-10 = Polyurethane insulated magnet wire for clip or
bracket mounting
PT-20 = Tinned copper 0.025 [0.635]Sq. for printed circuit
mounting
Header:
Thermoset plastic
Covering:
Thermoplastic
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For technical questions, contact: Magnetics@vishay.com
Document Number: 34073
Revision: 29-Nov-07
Models PT-10 and PT-20
Vishay Dale
CIRCUIT DIAGRAMS
Load
Load
Line
Line
Transformer Coupled Unijunction Transistor Triggering Circuit
Transformer Coupled Breakdown Diode Triggering Circuit
DIMENSIONS
in inches (millimeters)
PT-10
0.593
±
0.062
[15.06
±
1.57]
Dia.
RED
GRN.
0.010 [0.254]
Dia., 4 Leads
0.828
±
0.062
[21.03
±
1.57]
RED
GRN.
PT-10
0.593
±
0.062
[15.06
±
1.57]
Dia.
NAT.
GRN.
RED
0.010 [0.254]
Dia., 6 Leads
0.828
±
0.062
[21.03
±
1.57]
NAT.
GRN.
RED
1
3
2
4
1.50 [38.10]
Min. Typ.
5
3
1
6
4
2
1.50 [38.10]
Min. Typ.
RED
1
GRN.
3
NAT.
5
RED
1
GRN.
3
PRI.
SEC.
PRI.
SEC.
TER.
Figure 1
2
RED
4
GRN.
Figure 2
0.800 [20.32]
Max.
0.250
[6.35]
Min.
2
RED
4
GRN.
6
NAT.
PT-20
0.968 [24.59]
Max.
0.775 [19.68]
Max.
PT-20
0.968 [24.59]
Max.
0.775 [19.68]
Max.
0.250
[6.35]
Min.
0.800 [20.32]
Max.
2
0.600 [15.24]
1
4
0.600 [15.24]
3
0.300 [7.62]
Ref.
0.250 [6.35]
Ref.
1
3
2
5
1
4
6
3
0.300 [7.62]
Ref.
0.250 [6.35]
Ref.
0.500
[12.70]
0.025 [0.635]Sq.
4 Leads
0.500
[12.70]
0.025 [0.635]Sq
6 Leads
5
1
3
PRI.
SEC.
PRI.
SEC.
TER.
Figure 3
2
4
Figure 4
2
4
6
PART MARKING
- Vishay Dale
- Model
- Style
- Dash number
Document Number: 34073
Revision: 29-Nov-07
For technical questions, contact: Magnetics@vishay.com
www.vishay.com
2
Models PT-10 and PT-20
Vishay Dale
ORDERING INFORMATION
PT
MODEL
10
STYLE
101
DASH NUMBER
EB
PACKAGE CODE
e2
JEDEC LEAD (Pb)-FREE
STANDARD
GLOBAL PART NUMBER
P
T
MODEL
0
1
STYLE
0
E
B
1
0
1
PACKAGE CODE
DASH NUMBER
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For technical questions, contact: Magnetics@vishay.com
Document Number: 34073
Revision: 29-Nov-07
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
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