si8235 Silicon Laboratories, si8235 Datasheet - Page 10

• Manufacturer Part Number: si8235
• Description: 0.5 And 4.0 A Isodrivers
• Manufacturer: Silicon Laboratories

Si823x
3.1. Test Circuits
Figures 4 and 5 depict sink current and source current test circuits.
10
INPUT WAVEFORM
INPUT WAVEFORM
200 ns
200 ns
Measure
Measure
50 ns
50 ns
INPUT
INPUT
VDDI
VDDI
GND
GND
Figure 5. Source Current Test Circuit
Figure 4. Sink Current Test Circuit
VDDI
(5 V)
VDDI
(5 V)
IN_
IN_
Preliminary Rev. 0.11
Si823x
Si823x
VDD
VSS
VDD
VSS
OUT_
OUT_
1 µF
CER
1 µF
CER
VDDA = VDDB = 12 V
VDDA = VDDB = 12 V
SCHOTTKY
SCHOTTKY
10 µF
10 µF
EL
EL
RSNS
RSNS
0.1
0.1
1 µF
1 µF
100 µF
100 µF
10
10
5 V
5 V
+
_
+
_