SI9122 Vishay Siliconix, SI9122 Datasheet - Page 11

• Manufacturer Part Number: SI9122
• Description: 500-kHz Half-Bridge DC-DC Converter With Integrated Secondary Synchronous Rectification Drivers
• Manufacturer: Vishay Siliconix

Document Number: 71815
S-41944—Rev. F, 18-Oct-04
TYPICAL CHARACTERISTICS
10.0
600
500
400
300
200
9.5
9.0
8.5
8.0
7.5
25
23
21
19
17
15
−50
−50
20
−25
−25
30
V
F
REG
TC = −11 mV/C
OSC
I
V
SS
0
CC
0
vs. Temperature, V
vs. Temperature
= 13 V
40
vs. R
V
CC
Temperature (_C)
25
R
= 10 V
Temperature (_C)
25
OSC
OSC
50
50
@ V
(kW)
V
CC
50
CC
75
= 12 V
V
60
INDET
= 12 V
IN
75
100
= 48 V
u V
70
100
REF
125
150
125
80
3.300
3.295
3.290
3.285
3.280
3.275
3.270
8.20
8.15
8.10
8.05
8.00
7.95
7.90
100
90
80
70
60
50
40
30
20
10
0
−50
0.0
−50
7.2 V
−25
V
−25
CC
V
REF
V
SRL, SRH Duty Cycle vs. V
= 12 V
SS
0.5
0
vs. Temperature, V
vs. Temperature, V
0
Temperature (_C)
TC = +1.25 mV/C
25
Temperature (_C)
V
Vishay Siliconix
1.0
EP
25
50
(V)
3.6 V = V
75
V
50
INDET
CC
CC
4.8 V
1.5
= 12 V
100
= 12 V
INDET
u V
EP
www.vishay.com
Si9122
75
REF
125
100
2.0
150
11