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Switching Transformers

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PA1138NL
Pulse Electronics
Switching Transformer 1:0.292:0.208 0.46Ohm/0.094Ohm Prim. DCR 0.055Ohm Sec. DCR 13.5W 10 Terminal Gull Wing SMD
Quantity: 544
Ship Date: 7-9 working days
59+ $1.917
900+ $1.863
- +
x $1.917
Ext. Price: $113.10
MOQ: 59
Mult: 1
SPQ: 1
HM2113ZNL
Pulse Electronics
4.3KV SMD SMD mount 9mm*12.15mm*3.45mm
Quantity: 935
Ship Date: 7-9 working days
45+ $2.6732
150+ $2.5565
250+ $2.4908
450+ $2.4293
900+ $2.378
- +
x $2.6732
Ext. Price: $120.29
MOQ: 45
Mult: 1
SPQ: 1
PE-68414NL
Pulse Electronics
18V~36V 1.5KV SMD mount 23.37mm*26.42mm*12.19mm
Quantity: 23
Ship Date: 7-12 working days
1+ $9.9252
10+ $8.6206
30+ $8.2014
60+ $7.9458
90+ $7.7993
240+ $7.4549
450+ $7.2411
960+ $6.9908
- +
x $9.9252
Ext. Price: $9.92
MOQ: 1
Mult: 1
SPQ: 1
74032
myrra
Flyback Transformers
Quantity: 11
Ship Date: 3-12 working days
1+ $6.7806
5+ $6.7806
10+ $6.0755
50+ $5.967
100+ $5.8585
250+ $5.8585
- +
x $6.7806
Ext. Price: $13.56
MOQ: 2
Mult: 1
7491199112
WURTH
12V@ 15mA 34V~72V 1.5KV SMD mount 13.46mm*15mm*12.7mm
Quantity: 200
Ship Date: 7-12 working days
200+ $4.5265
- +
x $4.5265
Ext. Price: $905.30
MOQ: 200
Mult: 200
SPQ: 1
749118205
WURTH
120V~385V 4KV Through hole mounting 18mm*16.5mm*18mm
Quantity: 135
Ship Date: 6-13 working days
1+ $8.8205
10+ $7.436
25+ $7.2792
50+ $6.9228
100+ $6.1776
250+ $5.9535
462+ $5.5755
- +
x $8.8205
Ext. Price: $8.82
MOQ: 1
Mult: 1
SPQ: 1
POEB2FB1V30W2X5
EATON
12V 33V~57V 1.5KV SMD mount 29.3mm(length)*12mm(height)
Quantity: 150
Ship Date: 7-12 working days
150+ $3.7163
300+ $3.6006
450+ $3.5343
750+ $3.4524
1050+ $3.3993
1500+ $3.3438
- +
x $3.7163
Ext. Price: $557.44
MOQ: 150
Mult: 150
SPQ: 1
B78304B1030A003
TDK
EPCOS Pulse Transformers, surface mount installation
Quantity: 900
Ship Date: 7-12 working days
900+ $3.6941
- +
x $3.6941
Ext. Price: $3324.69
MOQ: 900
Mult: 900
SPQ: 1
7491181112
WURTH
120V~385V 4KV Through hole mounting 15mm*21.5mm*12mm
Quantity: 341
Ship Date: 6-13 working days
1+ $8.0155
10+ $6.743
25+ $6.6096
50+ $6.264
100+ $5.9184
180+ $5.7348
540+ $5.0715
1080+ $5.061
- +
x $8.0155
Ext. Price: $8.01
MOQ: 1
Mult: 1
SPQ: 1
74040
myrra
Myrra Switching power transformer, 85 → 265V AC primary coil, 3.3 → 7 V ac, 8 → 16.5 V acsecondary coil, 4output
Quantity: 324
Ship Date: 12-16 working days
1+ $8.4912
- +
x $8.4912
Ext. Price: $500.98
MOQ: 59
Mult: 1
SPQ: 1
74080
myrra
Flyback Transformers
Quantity: 294
Ship Date: 12-18 working days
10+ $3.275
40+ $2.856
80+ $2.748
120+ $2.724
240+ $2.7
- +
x $3.275
Ext. Price: $52.40
MOQ: 16
Mult: 1
750311567
WURTH
10V@ 20mA 10V~40V 1.5KV 250KHz SMD mount 13.34mm*15.24mm*11.56mm
Quantity: 154
Ship Date: 6-13 working days
1+ $7.429
10+ $6.743
25+ $6.5124
50+ $6.5016
100+ $6.4476
200+ $5.994
1000+ $5.7435
- +
x $7.429
Ext. Price: $7.42
MOQ: 1
Mult: 1
SPQ: 1
7491182112
WURTH
120V~385V 4KV Through hole mounting 20.2mm*24.5mm*16.5mm
Quantity: 11
Ship Date: 6-13 working days
1+ $8.809
10+ $7.414
50+ $6.9012
108+ $6.5016
216+ $5.9535
540+ $5.5755
- +
x $8.809
Ext. Price: $8.80
MOQ: 1
Mult: 1
SPQ: 1
PA3856.005NL
Pulse Electronics
10V@ 50mA 9V~57V 2.25KV(DC) SMD mount 14.5mm*17.65mm*14mm
Quantity: 302
Ship Date: 7-12 working days
1+ $3.7152
10+ $3.3566
25+ $3.1034
60+ $2.9839
120+ $2.8921
240+ $2.8025
480+ $2.7153
960+ $2.6304
- +
x $3.7152
Ext. Price: $3.71
MOQ: 1
Mult: 1
SPQ: 1
750311592
WURTH
10V 20V~48V 1.5KV 150KHz SMD mount 27.03mm*32.31mm*13.82mm
Quantity: 51
Ship Date: 3-12 working days
1+ $13.4974
5+ $12.9575
10+ $12.0937
20+ $11.8777
40+ $11.8777
100+ $11.8777
- +
x $13.4974
Ext. Price: $13.49
MOQ: 1
Mult: 1
B78334B1034A003
TDK
1KV SMD mount 12mm*13.6mm*6.4mm
Quantity: 294
Ship Date: 3-12 working days
1+ $6.1522
10+ $5.5124
50+ $5.4139
100+ $5.4139
200+ $5.3155
600+ $5.3155
- +
x $6.1522
Ext. Price: $12.30
MOQ: 2
Mult: 1
750316028
WURTH
Würth PCBTransformers, 3.3Vsecondary_voltage, 3.3V DC primary voltage
Quantity: 49
Ship Date: 3-12 working days
1+ $2.9183
50+ $2.9183
100+ $2.8662
250+ $2.8141
500+ $2.8141
900+ $2.8141
- +
x $2.9183
Ext. Price: $11.67
MOQ: 4
Mult: 1
749119150
WURTH
36V~57V 1.5KV SMD mount 12.9mm*9.2mm*6.2mm
Quantity: 1000
Ship Date: 7-12 working days
500+ $4.7122
- +
x $4.7122
Ext. Price: $2356.10
MOQ: 500
Mult: 500
SPQ: 1
750310563
WURTH
12V@ 20mA 18V~30V 1.5KV SMD mount 13.34mm*15.24mm*11.56mm
Quantity: 200
Ship Date: 7-12 working days
200+ $6.1533
400+ $5.9598
600+ $5.849
1000+ $5.7121
1400+ $5.6235
- +
x $6.1533
Ext. Price: $1230.66
MOQ: 200
Mult: 200
SPQ: 1
VP1-0076-R
EATON
Inductor Power Wirewound 4.9uH 20% Ferrite 0.85A 0.145Ohm DCR T/R
Quantity: 600
Ship Date: 6-14 working days
600+ $6.7588
- +
x $6.7588
Ext. Price: $4055.28
MOQ: 600
Mult: 600
SPQ: 1
VP3-0084-R
EATON
Inductor Power Wirewound 6.8uH 20% Ferrite 1.47A 0.061Ohm DCR T/R
Quantity: 1200
Ship Date: 11-15 working days
200+ $1.6167
- +
x $1.6167
Ext. Price: $323.33
MOQ: 200
Mult: 200
74060
myrra
Switching Transformer 36:4:2:5:2:5 140W 15 Terminal PC Pin Thru-Hole
Quantity: 13
Ship Date: 3-12 working days
1+ $11.5876
5+ $11.1241
10+ $10.1971
50+ $10.1971
100+ $10.0117
250+ $10.0117
- +
x $11.5876
Ext. Price: $11.58
MOQ: 1
Mult: 1
750341136
WURTH
500V(DC) SMD mount 26.67mm*29.3mm*10.62mm
Quantity: 115
Ship Date: 7-12 working days
115+ $9.4363
230+ $9.1388
345+ $8.9687
575+ $8.7583
805+ $8.6222
1150+ $8.48
- +
x $9.4363
Ext. Price: $1085.17
MOQ: 115
Mult: 115
SPQ: 1
POEA2FB4V12W1X12
EATON
12V 33V~57V 1.5KV SMD mount 17.75mm(length)*17.53mm(height)
Quantity: 200
Ship Date: 7-12 working days
200+ $1.386
400+ $1.3435
600+ $1.3192
1000+ $1.289
1400+ $1.2694
2000+ $1.249
5000+ $1.1977
- +
x $1.386
Ext. Price: $277.20
MOQ: 200
Mult: 200
SPQ: 1
CJ5143-ALC
Coilcraft
1KV 100KHz SMD mount 6.8mm(length)*4.6mm(height)
Quantity: 303
In Stock
24+
50+ $2.806
100+ $2.691
300+ $2.576
- +
x $2.806
Ext. Price: $140.30
MOQ: 50
Mult: 1
SPQ: 250

Switching Transformers

Switching Transformers are a type of power transformer designed for applications where the load or operating conditions require frequent switching or varying power levels. Here's a concise introduction in English:

Definition:
A Switching Transformer is a specialized electrical device that transforms voltage levels and isolates circuits in power electronics systems. It is designed to handle rapid changes in load or power requirements, making it ideal for applications involving frequent switching of electrical loads.

Function:
1. Voltage Transformation: It alters the voltage level from the primary to the secondary side, allowing for compatibility with different electrical systems or devices.
2. Isolation: It provides electrical isolation between the primary and secondary circuits, which is crucial for safety and preventing ground loops.
3. Load Handling: It is engineered to handle the inrush currents and transients associated with switching operations, ensuring stable and reliable performance.

Applications:
Switching Transformers are used in a variety of settings where dynamic power management is necessary:
1. Industrial Automation: In control systems for motors, sensors, and other automated equipment.
2. Power Supplies: In switch-mode power supplies (SMPS) for computers, servers, and other electronic devices.
3. Renewable Energy: In inverters for solar panels and wind turbines to convert DC to AC power.
4. Electric Vehicles: In charging stations and onboard chargers for electric cars.
5. Telecommunications: For powering base stations and other communication equipment.

Selection Criteria:
When choosing a switching transformer, consider the following factors:
1. Power Rating: Ensure the transformer can handle the maximum power requirements of the application.
2. Voltage Ratings: Select the appropriate input and output voltage levels for compatibility with the connected equipment.
3. Efficiency: Look for high efficiency to minimize energy loss and heat generation.
4. Physical Size and Weight: Consider the space and weight constraints of the installation.
5. Safety Standards: Ensure compliance with relevant safety standards and certifications.
6. Reliability and Durability: Choose transformers with a proven track record of reliability and long service life.

Switching Transformers are a critical component in modern power electronics, providing the flexibility and stability needed for a wide range of applications.
Please refer to the product rule book for details.