HV833 Ver la hoja de datos (PDF) - Supertex Inc

Número de pieza

componentes Descripción

Fabricante

HV833

High Voltage EL Lamp Driver

Supertex Inc 

HV833

Ordering Information

Device

Package Options

MSOP-81

HV833

HV833MG

HV833MG-G

-G indicates package is RoHS compliant (‘Green’)

Absolute Maximum Ratings

Parameter

Value

Supply voltage VDD

Output voltage, VCS

Operating Temperature

-0.5V to 7.5V

-0.5V to 125V

-40°C to +85°C

Storage Temperature

-65°C to +150°C

MSOP-8 Power Dissipation

300mW

Absolute Maximum Ratings are those values beyond which damage to the device may

occur. Functional operation under these conditions is not implied. Continuous operation

of the device at the absolute rating level may affect device reliability. All voltages are

referenced to device ground.

Pin Configuration

VDD 1

8 VA

RSW-Osc 2

7 VB

REL-Osc 3

6 CS

GND 4

5 LX

HV833MG

(Top View)

Recommended Operating Conditions

Symbol Parameter

Min

VDD

Supply voltage

1.8

fEL

VA-B output drive frequency

60

TA

Operating Temperature

-25

Typ Max Units Conditions

-

6.5

V ---

- 1000 Hz ---

- +85 °C ---

DC Electrical Characteristics (Over recommended operating conditions unless otherwise specified, TA=25°C)

Symbol Parameter

Min Typ Max Units Conditions

RDS(ON) On-resistance of switching transistor

-

-

4.0 Ω I = 100mA

VCS

Max. output regulation voltage

80

90 100

V VDD = 1.8V to 6.5V

VA-B

Max differential output voltage across

lamp

160 180 200

V VDD = 1.8V to 6.5V

IDDQ

Quiescent VDD supply current

-

-

100

nA RSW-Osc = Low

IDD

Input current going into the VDD pin

-

-

150 µA VDD = 1.8V to 6.5V. See Figure 1.

IIN

Input current including inductor current -

56

64 mA VIN = 3.3V. See Figure 1.

VCS

Output voltage on VCS

63

72

81

V VIN = 3.3V. See Figure 1.

fEL

VDIFF output drive frequency

240 270 300 Hz VIN = 3.3V. See Figure 1.

FSW

Switching transistor frequency

55

65

75 kHz VIN = 3.3V. See Figure 1.

D

Switching transistor duty cycle

-

88

-

% See Figure 1.

Enable/Disable Function Table

Symbol Parameter

EN-L Logic input low voltage

EN-H Logic input high voltage

Min

Typ Max Units Conditions

0

-

0.5

V VDD = 1.8V to 6.5V

VDD - 0.5

-

VDD

V VDD = 1.8V to 6.5V

2

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