Models PT-10 and PT-20
www.vishay.com
Vishay Dale
Through-Hole Transformers
Pulse, Trigger Type
FEATURES
• Choice of printed
configurations
circuit
or
bobbin-type
• Designed to transfer high amplitude or long
duration pulses without saturation
• 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
• Compliant to RoHS Directive 2002/95/EC
STANDARD ELECTRICAL SPECIFICATIONS
DASH
NUMBER
101
(1)
102
104
105
106
(1)
107
108
109
110
111
113
114
115
(1)
116
(1)
117
118
119
120
121
(1)
(1)
(1)
(1)
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
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
PRIMARY
IND. MIN.
(μH)
200
500
1000
2000
5000
200
500
1000
2000
(1)
5000
500
1000
2000
5000
200
500
1000
2000
5000
5000
5000
LEAKAGE
IND. MAX.
(μH)
3
6
12
13
15
3
6
12
13
15
6
10
12
15
8
11
15
60
75
1500
1500
INTERWINDING
CAPACITY MAX.
(pF)
800
1500
2000
2800
3500
800
1500
2000
2800
3500
1000
1300
1800
2400
700
1000
1300
2000
2100
400
400
DCR MAX.
()
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-μs)
570
912
1283
1853
2850
570
912
1283
1853
2850
912
1288
1881
2850
570
912
1311
1881
2850
2850
2850
103
(1)
112
(1)
Note
(1)
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
Revision: 06-Dec-11
Document Number: 34073
1
For technical questions, contact:
magnetics@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Models PT-10 and PT-20
www.vishay.com
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
Revision: 06-Dec-11
Document Number: 34073
2
For technical questions, contact:
magnetics@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Models PT-10 and PT-20
www.vishay.com
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
0
1
STYLE
0
E
B
1
0
1
MODEL
PACKAGE
CODE
DASH NUMBER
Revision: 06-Dec-11
Document Number: 34073
3
For technical questions, contact:
magnetics@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
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 in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical
requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements
about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular
product with the properties described in the product specification is suitable for use in a particular application. Parameters
provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All
operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk and agree
to fully indemnify and hold Vishay and its distributors harmless from and against any and all claims, liabilities, expenses and
damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay
or its distributor was negligent regarding the design or manufacture of the part. Please contact authorized Vishay personnel to
obtain written terms and conditions regarding products designed for such applications.
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. Product names and markings noted herein may be trademarks of their respective owners.
Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Revision: 12-Mar-12
1
Document Number: 91000
