RBO40-40G / RBO40-40T

6/10

LOAD DUMP TEST GENERATOR CIRCUIT (SCHAFFNER NSG 506 C). Issued from ISO / DTR 7637.

U(V)

t

0

Vbat

90%

Vs

10%

t

tr

offset

10% / 13.5V

Open circuit (voltage curve)

(pulse test n°5)

Corresponding current wave with D.U.T.

Ipp

Ipp/2

0

I

tp = 40ms

t

Impulse

N°5

Vs (V)

66.5

Vbat (V)

13.5

Ri (

Ω)

2

t (ms)

200 (*)

tr (ms)

<10

Number

5

60s between each pulse

(*) Generator setting

1) With open circuit (generator is in open circuit):

- calibrate Vs

2) With short circuit (generator is in short circuit):

- calibrate Ri (Ri = 2

Ω)

3) With D.U.T.

- calibrate tp (tp = 40ms @ Ipp/2)

typ. Vpp

V

Bat

20ms/div.

10.0V/div.

Typical Voltage curve (open circuit)

typ. VCL

Ipp

20ms/div.

5.0V/div.

20ms/div.

3A/div.

Typical Voltage and Current curve with D.U.T.

CALIBRATION METHOD FOR SCHAFFNER NSG 506 C