AN3203 datasheet(42/49 Pages) STMICROELECTRONICS

Part #	AN3203

Description	This application note describes the characteristics and performance

PDF	49 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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42 / 49 page

AHB transformer specification

AN3203

42/49

Doc ID 17402 Rev 2

Note:

Cover wire ends with silicon/teflon tube:

Use red tube for Ton-DR-Flyingwire

Use white tube for Toff-DR-Flyingwire

Figure 33.

Windings position

8.2

Mechanical aspect and pin numbering

●

Maximum height from PCB: 33 mm

●

Coil former type: vertical, 6+6 pins

●

Pin distance: 5.08 mm

●

Row distance: 30.5 mm

●

Pin removed: # 5

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Manufacturer: Magnetica

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P/N: 1754.0004

Table 15.

Winding characteristics

Pins

Winding

Current

Nr. of turns

Wire type

4 – 3

Primary

2.1 ARMS

TIW – 2 x Ø0.4 mm

4 layers

9,10 – 7,8

Secondary 1

15 ARMS

Copper foil 0.2 x 17 mm

7,8 – 11,12

Secondary 2

19.7 ARMS

Copper foil 0.2 x 17 mm

TonFW – 9,10

Sec.1 AUX

0.1 ARMS

Ø 0.15 mm – G2

11,12 – ToffFW

Sec.2 AUX

0.1 ARMS

Ø 0.15 mm – G2

COIL FORMER

INSULATING

TAPE

3mm

SECONDARY 1

PRIMARY

SECONDARY 2

SEC. AUX 1 & 2

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