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HV7331

Supertex inc.

www.supertex.com

Doc.# DSFP-HV7331

B011513

Pin

Name

Description

35

RGND

Bleeding resistor common return ground

36

RGND

37

TX3

Transmit pulser output for channel 3

38

TX3

39

RGND

Bleeding resistor common return ground

40

RGND

41

RGND

42

RGND

43

TX2

Transmit pulser output for channel 2

44

TX2

45

RGND

Bleeding resistor common return ground

46

RGND

47

TX1

Transmit pulser output for channel 1

48

TX1

49

VNN

Negative high voltage power supply (-5.0 to -70V)

50

VNN

51

CNF

VNF to VNN decoupling capacitor (low voltage, 0.22 to 0.47μF 10V) See Note 1

52

RGN

Common return ground or negative CW power supply. (0V or -1.0 to -5.5V)

53

RGN

54

CGN

CGN to RGN decoupling capacitor (low voltage, 2.2μF 10V)

55

RGP

Common return ground or positive CW power supply.(0V or +1.0 to +5.5V)

56

RGP

57

CGP

CGP to RGP decoupling capacitor (low voltage, 2.2μF 10V)

58

VPP

Positive high voltage power supply (+5 to +70V)

59

VPP

60

CPF

CGP to RGP decoupling capacitor (low voltage, 0.22 to 0.47μF 10V) See Note 1

61

VSS

Negative voltage power supply (-5.0V)

62

DGND

Driver and level translator circuit ground return (0V)

63

VDD

Positive voltage power supply (+5.0V)

64

AGND

Digital logic circuit ground (0V)

(Thermal Pad) VSUB

Substrate connect to ground (0V)

Note 1:

To minimize the rush-in current, nominal capacitor values for the CPF to VPP pins and the CNF to VNN pins should not exceed 0.47μF.