SI9140DQ VISHAY [Vishay Siliconix], SI9140DQ Datasheet - Page 5

• Manufacturer Part Number: SI9140DQ
• Description: MP Controller For High Performance Process Power Supplies
• Manufacturer: VISHAY [Vishay Siliconix]

Document Number: 70026
S-40699—Rev. H, 19-Apr-04
TYPICAL CHARACTERISTICS (25_C UNLESS OTHERWISE NOTED)
600
500
400
300
200
100
1.2
1.1
1.0
0.9
0.8
70
60
50
40
30
20
3.0
3.0
3.0
Switching Frequency vs. Supply Voltage
R
C
OSC
OSC
3.5
3.5
3.5
Enable Turn-OFF Delay to Output
DS Sourcing vs. Supply Voltage
= 7.50 kW
= 100 pF
4.0
4.0
4.0
V
V
V
DD
DD
DD
− Supply Voltage (V)
− Supply Voltage (V)
− Supply Voltage (V)
4.5
4.5
4.5
5.0
5.0
5.0
5.5
5.5
5.5
6.0
6.0
6.0
6.5
6.5
6.5
10.00
1.00
0.10
0.01
600
500
400
300
200
100
215
195
175
155
135
115
3.0
3.0
40
DS Sinking Current vs. Supply Voltage
UVLO Hysteresis vs. Supply Voltage
3.5
3.5
Frequency vs. R
4.0
4.0
V
V
DD
C
DD
OSC
− Supply Voltage (V)
− Supply Voltage (V)
4.5
4.5
− Capacitance (pF)
Vishay Siliconix
5.0
5.0
OSC
/C
OSC
5.5
5.5
200
www.vishay.com
Si9140
6.0
6.0
4.99 kW
12.1 kW
24.9 kW
49.9 kW
100 kW
249 kW
6.5
300
6.5
5