REV. A

–9–

AD53522

PIN CONFIGURATION

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

PROT_HI1

IOXRTN1

VCH1

VCL1

VHDCPL1

OUT1

VLDCPL1

100 99

92

91

98

97

96

95

94

93

90

89

88

87

86

85

84

83

82

81

80

79

78

77

76

34

35

28

29

30

31

32

33

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

26

27

PWRGND

PWRGND

PWRGND

PWRGND

GND_ROT

PWRGND

PWRGND

DR_GND2

PWRGND

PWRGND

VLDCPL2

OUT2

VHDCPL2

VCL2

VCH2

IOXRTN2

PROT_HI2

LCOMP1

QHB1

75

74

73

72

71

70

69

68

67

66

65

64

63

62

61

60

59

58

57

56

55

54

53

52

51

QLB1

QL1

RLDB1

PWRD1

GND_ROT

PWRD2

RLDB2

QL2

QLB2

VCCO2

QHB2

QH2

AD53522

TOP VIEW

(Not to Scale)

NOTE

DIE IS MOUNTED TO THE BACK OF THE HEAT SLUG.

THE PACKAGE IS MOUNTED TO THE BOARD, HEAT SLUG UP.

QH1

VCCO1

LCOMP2

DR_GND

HEAT SLUG

PIN 1

IDENTIFIER

PIN FUNCTION DESCRIPTIONS

Pin Number

Mnemonic

Description

1

PROT_HI1

Channel 1, Output Voltage Sensing Diode.

2

IOXRTN1

Current Return Path for the Active Load for Channel 1. Typically connected to a power ground.

3

VCH1

Analog Input Voltage that Sets the Reflection Clamp High Level of Channel 1.

4

VCL1

Analog Input Voltage that Sets the Reflection Clamp Low Level of Channel 1.

5

VHDCPL1

Internal Supply Decoupling for the Driver Output Stage of Channel 1. This pin needs to be connected to

6

OUT1

Input/Output For The Driver, Window Comparator, Reflection Clamp, and Active Load of Channel 1.

7

VLDCPL1

Internal Supply Decoupling for the Driver Output Stage of Channel 1. This pin needs to be connected to

8, 9, 11, 12, 14, PWRGND

Power Ground.

15, 17, 18, 27,

28, 38, 44, 45,

81, 82, 88, 98, 99

10

DR_GND

Analog Ground.