Wurth Elektronik Surface Pulse Transformer 1:1:1:1:1:1 Turns Ratio, 140 μH Prim. Inductance, 159mΩ Prim. Resistance

View all Pulse Transformers

Subtotal (1 reel of 400 units)*

£1,364.00

(exc. VAT)

£1,636.00

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 27 August 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Reel*
400 +£3.41£1,364.00

*price indicative

Development Kit Box with a flash stating "Win"
Win A Würth Elektronik Lighting Development Kit
Spend as little as £1 and win a Würth Elektronik Lighting Kit, complete with exclusive follow-up technical support from the experts themselves. Promotion ends 30th November 2025.
Claim my Lighting Kit
RS Stock No.:
163-3827
Mfr. Part No.:
749196201
Brand:
Wurth Elektronik
Find similar products by selecting one or more attributes.
Select all

Brand

Wurth Elektronik

Primary Inductance

140μH

Product Type

Pulse Transformer

Primary DC Resistance

159mΩ

Current

0.95A

Turns Ratio

1:1:1:1:1:1

Mount Type

Surface

Leakage Inductance

0.17μH

Minimum Operating Temperature

-40°C

Number of Pins

12

Maximum Operating Temperature

125°C

Width

12 mm

Maximum Operating Frequency

1MHz

Depth

7.4mm

Length

16.3mm

Series

WE‑BMS

Standards/Approvals

RoHS

Isolation Voltage

500V dc

COO (Country of Origin):
PH

WE-FLEX Transformers


3x2 windings

Isolation voltage 500Vdc

Low stray inductance

Operating temperature: -40°C to +125°C

Applications include: flyback, forward, push-pull, step-down, step-up, SEPIC converters

Note

Power levels of between 1 and 50 Watts can be transformed with the WE-FLEX series transformers. They can be used at switching frequencies of up to 1 MHz.

Related links