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Specifications
Turns Ratio:
1:1:1
Width:
25.5mm
Length:
25.5mm
Operating Temperature:
-25℃~+70℃
Mfr. Part #:
IT313
Package:
Through Hole,25.5x25.5mm
Key Attributes
Model Number:
IT313
Product Description
Pulse Transformers IT Series with Double Secondary Winding
The Schaffner IT series pulse transformers provide galvanic isolation between drive and power circuits, offering voltage resistance up to 4 kV and ignition currents up to 1 A. These transformers are designed for various switching applications, including gate drive circuits, power supplies, frequency converters, and high-speed data transmission. Key advantages include excellent galvanic separation, high voltage withstand capability, low partial discharge effects, and PCB through-hole mounting. Custom-specific versions are available upon request.
Product Attributes
- Brand: Schaffner
- Certifications: UL 94 V-0 listed materials
- Origin: Switzerland (Headquarters)
Technical Specifications
| Model | Turns Ratio | Ignition Current (Iign) [A] | Nominal Operating Voltage (Unom) [V] | Test Voltage (Up) [kV] | Voltage Rise (V0t) [Vs] | Rise Time (tr) [s] | Primary Inductance (Lp) [mH] | Stray Inductance (Lstr) [H] | Resistance (Rp) [] | Resistance (Rs) [] | Capacitance (Ck) [pF] | Weight [g] |
| IT 143 | 1:1:1 | 0.025 | 500 | 4 | 800 | 0.6 | 15 | 200 | 3 | 3 | 10 | 2 |
| IT 242 | 1:1:1 | 0.1 | 500 | 3.2 | 250 | 0.9 | 2.5 | 75 | 0.75 | 0.75 | 7 | 6 |
| IT 243 | 1:1:1 | 0.1 | 500 | 3.2 | 250 | 1 | 2.5 | 85 | 0.8 | 0.8 | 7 | 6 |
| IT 213 | 1:1:1 | 0.25 | 380 | 2.5 | 450 | 0.4 | 6.5 | 20 | 1.4 | 1.4 | 40 | 9 |
| IT 233 | 1:1:1 | 0.25 | 500 | 4 | 300 | 1.3 | 3 | 45 | 0.8 | 0.8 | 7 | 13 |
| IT 253 | 1:1:1 | 0.25 | 500 | 3.2 | 160 | 1.3 | 1.1 | 45 | 0.55 | 0.55 | 6 | 6 |
| IT 312 | 1:1:1 | 0.25 | 380 | 2.5 | 1200 | 1 | 21 | 35 | 2.4 | 2.7 | 30 | 24 |
| IT 313 | 1:1:1 | 1 | 380 | 2.5 | 450 | 0.6 | 3 | 6 | 0.33 | 0.4 | 27 | 24 |
| IT 249 | 2:1:1 | 0.25 | 500 | 3.2 | 330 | 4 | 17 | 140 | 3.1 | 1.5 | 9 | 6 |
| IT 244 | 3:1:1 | 0.1 | 500 | 3.2 | 200 | 0.7 | 15 | 70 | 2.8 | 0.9 | 9 | 6 |
| IT 234 | 3:1:1 | 0.25 | 500 | 4 | 280 | 1 | 17 | 40 | 2 | 0.7 | 9 | 13 |
| IT 314 | 3:1:1 | 1 | 380 | 2.5 | 500 | 1 | 35 | 20 | 1.6 | 0.7 | 30 | 25 |
Dimensions (mm)
| Model | A | B | C | D | E | F | G | H | I | K | L |
| IT 213 | 17.6 | 16.7 | 20 | 5 | 0.45 | 1 | 10 | 5 | 2.1 | 5 | 2 |
| IT 243, IT 244, IT 249, IT 253 | 17.6 | 16.7 | 11.3 | 5 | 0.42 | 0.4 | 15.3 | 7.5 | 2.1 | 5 | 2 |
| IT 242 | 27* | 22.5* | 13.7 | 5 | 0.45 | 0.7 | 20 | 7.5 | 3.75 | 5 | 2.5 |
| IT 143, IT 154, IT 233, IT 234 | 27* | 22.5* | 13.7 | 5 | 0.45 | 0.7 | 20 | 7.5 | 3.75 | 5 | 2.5 |
| IT 312, IT 313, IT 314 | 25.5* | 25.5* | 25* | 5 | 0.5 | 0.5 | 15 | 7.5 | 5.25 | 5 | 3 |
2411272239_TE---Schaffner-IT313_C6577831.pdf
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