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Specifications
Isolation Voltage(Vrms):
4.2kV
Primary Side Voltage:
85~265V
Mfr. Part #:
094931
Package:
DIP-15P,25x21mm
Key Attributes
Model Number:
094931
Product Description
Product Overview
The Bourns Model 094931 SP-E 20/6 is a flyback transformer designed for switched-mode power supplies (SMPS). It features reinforced insulation with a 400 V working voltage, high clearance, and creepage distance, assisting in compliance with EN 62368, EN 60335, and EN 61558 standards. This VDE approved and RoHS compliant transformer is suitable for AC-DC conversion applications.
Product Attributes
- Brand: Bourns
- Model: 094931 SP-E 20/6
- Certifications: VDE approved
- Compliance: RoHS compliant
- Insulation: Reinforced insulation 400 V working voltage
Technical Specifications
| Specification | Value |
|---|---|
| Nominal Inductance | 0.94 mH 10 % |
| Maximum Transmissible Power | 22 W |
| Working Frequency Range | 66-132 kHz |
| Transformation Ratio | 19.75 : 2.75 : 1 : 1 |
| Dielectric Strength (50 Hz / 1 s) | WI/WII - WIII/WIV = 4.2 kV/50 Hz/1 sec. |
| Leakage Inductance | 70 H max. |
| Operating Temperature | -25 C to +125 C |
| Storage Temperature | -25 C to +85 C |
| Dimensions (L x W x H) | 15 1 mm (0.591 0.039 in) x 17.5 0.3 mm (0.689 0.012 in) x 3.5 0.5 mm (0.138 0.020 in) |
| Primary Pin Spacing (1-15) | 20 0.3 mm (0.787 0.012 in) |
| Secondary Pin Spacing (7-8) | 15 0.3 mm (0.591 0.012 in) |
| Max. Height | 25 mm (0.984 in) |
| Max. Width | 21 mm (0.827 in) |
| Packaging | 250 pcs. per tray (Bulk) |
| Input Voltage | 85-265 VAC |
| Output Voltage / Current | Uout1: 6 V / 1.8 A; Uout2: 6 V / 1.8 A |
| Manufacturer Markings | Kaschke 094931 CW/2022 |
| Solder Profile - Peak Temperature (Tp) | 260 C |
| Solder Profile - Time within 5 C of Tp | 10 seconds |
| Solder Profile - Ramp-up Rate | ~ 200 C/second (Average) |
| Solder Profile - Ramp-down Rate | 5 C/second max. |
Features
- High clearance and creepage distance transformer
- Reinforced insulation 400 V working voltage
- Assists in compliance with EN 62368, EN 60335 and EN 61558 standards
- VDE approved
- RoHS compliant*
Applications
- Flyback transformer with reinforced insulation for switched-mode power supplies
- Designed for use in SMPS applications based on semiconductors from various AC-DC conversion silicon manufacturers
2411261505_BOURNS-094931_C19945840.pdf
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