2

HV832

Recommended Operating Conditions

Symbol

Parameter

Min

Typ

Max

Units

Conditions

V

DD

Supply voltage

2.0

5.0

V

T

A

Operating temperature

-40

85

°C

Electrical Characteristics

Symbol

Parameter

Min

Typ

Max

Units

Conditions

On-resistance of switching transistor

7.0

Ω

I = 100mA

V

CS

Output regulation voltage

80

90

100

V

V

V

diff

differential output voltage across each lamp

(EL

160

180

200

V

V

I

DDQ

Quiescent V

150

nA

150

µAV

I

IN

Input current including inductor current

27

32

mA

V

Driving EL1 or EL2.

See Figure 1.

38

43

V

Driving both EL1 and EL2.

See Figure 1.

68

78

87

V

V

EL2. See Figure 1.

62

70

78

V

and EL2, See Figure 1.

350

400

450

Hz

f

SW

Switching transistor frequency

44.8

51.2

57.6

KHz

V

f

SW Drift

Switching transistor frequency Drift

+/- 5.0

KHz

T

D

Switching transistor duty cycle

85

%

See Figure 1.

I

IL

Input logic low current going

into the control pin.

0.6

µA

V

See Figure 1.

I

IH

Input logic high current going

into the control pin.

0.6

V

IL

Logic input low voltage

0

0.25

V

V

IH

Logic input high voltage

1.75

V

DD

V

* The inductor used is a 330uH Murata inductor, max DC resistance of 10 Ohms, part # LQH32CN331.

Absolute Maximum Ratings*

-0.5V to 7.5V

S

-0.5V to +120V

Operating Temperature Range

-40

°C to +85°C

Storage Temperature Range

-65

°C to +150°C

8 Pin MSOP Power Dissipation

300mW

* All voltages are referenced to ground.

Ordering Information

Package Options

Device

MSOP-8

Die

HV832

HV832MG*

HV832X

* Product supplied on 2500 piece carrier tape reels.