TPD4124AK

2008-11-26

4

Pin Description

Pin No.

Symbol

Pin Description

1

GND

Ground pin.

2

NC

Unused pin, which is not connected to the chip internally.

3

NC

Unused pin, which is not connected to the chip internally.

4

HU

The control terminal of IGBT by the high side of U. It turns off less than 1.5 V.

It turns on more than 2.5 V.

5

HV

The control terminal of IGBT by the high side of V. It turns off less than 1.5 V.

It turns on more than 2.5 V.

6

HW

The control terminal of IGBT by the high side of W. It turns off less than 1.5 V.

It turns on more than 2.5 V.

7

LU

The control terminal of IGBT by the low side of U. It turns off less than 1.5 V.

It turns on more than 2.5 V.

8

LV

The control terminal of IGBT by the low side of V. It turns off less than 1.5 V.

It turns on more than 2.5 V.

9

LW

The control terminal of IGBT by the low side of W. It turns off less than 1.5 V.

It turns on more than 2.5 V.

10

SD

Input pin of external protection. (“L” active, It doesn't have hysteresis)

11

DIAG

With the diagnostic output terminal of open drain, a pull-up is carried out by resistance.

It turns on at the time of unusual.

12

NC

Unused pin, which is not connected to the chip internally.

13

7 V regulator output pin.

14

NC

Unused pin, which is not connected to the chip internally.

15

Control power supply pin. (15 V typ.)

16

GND

Ground pin.

17

U

U-phase output pin.

18

BSU

U-phase bootstrap capacitor connecting pin.

19

IS1

U-phase IGBT emitter and FRD anode pin.

20

IS2

V-phase IGBT emitter and FRD anode pin.

21

BSV

V-phase bootstrap capacitor connecting pin.

22

V

V-phase output pin.

23

High-voltage power supply input pin.

24

BSW

W-phase bootstrap capacitor connecting pin.

25

W

W-phase output pin.

26

IS3

W-phase IGBT emitter and FRD anode pin.