Analog Integrated Circuit Device Data

Freescale Semiconductor

3

33395

PIN CONNECTIONS

PIN CONNECTIONS

Figure 3. 33395 Pin Connections

Table 1. 33395 Pin Definitions

A functional description of each pin can be found in the Functional Pin Description section beginning on page 9.

Pin Number

Pin Name

Pin Function

Formal Name

Definition

1

CP2H

Charge Pump Cap

High potential pin connection for secondary charge pump capacitor

2

CPRES

Input

Charge Pump

Reserve Cap

Input from external reservoir capacitor for charge pump

3

VIGN

Input

Input Voltage

Input from ignition level supply voltage for power functions

4

VGDH

Output

High-Side Gate

Voltage

Output full-time gate drive for auxiliary high-side power MOSFET switch

5

VIGNP

Input

Input Voltage

Protected

Input from protected ignition level supply for power functions

6

SRC1

Sensor

High-Side Sense

Sense for high-side source voltage, phase 1

7

GDH1

Output

Gate Drive High

Output for gate high-side, phase 1

8

GDL1

Output

Output for Gate

Output for gate drive low-side, phase 1

9

SRC2

Sensor

High-Side Sense

Sense for high-side source voltage, phase 2

10

GDH2

Output

Gate Drive High

Output for gate high-side, phase 2

11

GDL2

Output

Output for Gate

Output for gate drive low-side, phase 2

12

SRC3

Sensor

High-Side Sense

Sense for high-side source voltage, phase 3

13

GDH3

Output

Gate Drive High

Output for gate drive high-side, phase 3

14

GDL3

Output

Gate Drive Low

Output for gate drive low-side, phase 3

15

PGND

Ground

Power Ground

Ground pins for power functions

16

Test

N/A

Test Pin

This should be connected to ground or left open

17

-ISENS

Input

IS Minus

Inverting input for current limit comparator

18

+ISENS

Input

IS Plus

Non-inverting input for current limit comparator

19

AGND

Ground

Analog Ground

Ground pin for logic functions

20

VDD

Power

Logic Supply Voltage

Supply voltage for logic functions

21

PWM

Input

Pulse Width Modulator

Input for pulse width modulated driver duty cycle

CP2L

1

LSE2

LSE3

HSE1

HSE2

HSE3

MODE0

MODE1

PWM

VDD

+ISENS

-ISENS

AGND

LSE1

CP1H

CP1L

CP2H

VIGNP

SRC1

GDH1

GDL1

SRC2

GDH2

GDL2

SRC3

GDH3

PGND

TEST

GDL3

VGDH

CPRES

VIGN

8

9

10

11

12

13

14

15

16

3

4

5

6

7

2

32

25

24

23

22

21

20

19

18

17

30

29

28

27

26

31