SI9912 Vishay Siliconix, SI9912 Datasheet - Page 8

• Manufacturer Part Number: SI9912
• Description: Half-Bridge MOSFET Driver for Switching Power Supplies
• Manufacturer: Vishay Siliconix

Si9912
Vishay Siliconix
www.vishay.com
8
PWM IN
FIGURE 2.
+5 V
GND
Capacitive Load Test Circuit Used to Measure
Rise and Fall Times vs. Capacitance
1
2
3
4
OUT
GND
IN
SD
H
Si9912
U1
BOOT
OUT
V
V
DD
S
L
8
7
6
5
C2
0.1 mF
C
LOAD
C8
C
LOAD
C9
Input
FIGURE 3.
+5 V
GND
1
2
3
4
OUT
GND
IN
SD
Load Test Schematic Circuit Used to
Measure Driver Output Impedance
H
Si9912
U1
BOOT
OUT
V
V
DD
S
L
8
7
6
5
S-40134—Rev. B, 16-Feb-04
Document Number: 71311
C2
0.1 mF
ISRC
ISRC