HV633

5

Input and Output Equivalent Circuits

Input

GND

(Logic)

Logic Inputs

GND

(Logic)

Data Out

Logic Data Output

Internal

Logic

&

Bias

Circuit

Output Stage Detail

Logic

70V

HV633

0V

Output

Stage

HVGND

LVGND

+

–

1K

10K

Ω

+

-

1. Set HV

2. Apply V

3. Apply a step voltage of 70V at V

4. Measure voltage across the 1Ký resistor.

5. Output source current can be calculated by using

V

tst

.

1K

Test Circuit

High-voltage Analog Output Source Current (I

For gray shade #1 (000 0000)