SI9122A_08 VISHAY [Vishay Siliconix], SI9122A_08 Datasheet - Page 14

• Manufacturer Part Number: SI9122A_08
• Description: 500-kHz Half-Bridge DC/DC Controller with Integrated Secondary Synchronous Rectification Drivers
• Manufacturer: VISHAY [Vishay Siliconix]

Si9122A
Vishay Siliconix
TYPICAL CHARACTERISTICS
www.vishay.com
14
100
70
65
60
55
50
45
40
35
30
80
70
60
50
40
30
90
80
70
60
50
40
30
20
- 50
- 50
25
V
R
VEP = 0 V
R
t
BBM2,
EP
t
t
BBM
BBM
BBM1,
BBM2,
- 25
- 25
V
t
t
CC
BBM1, 2
= 0 V
BBM3, 4
t
BBM3,
= 33 kΩ
= 33 kΩ
= 12 V
V
V
V
t
CC
30
BBM
CC
CC
V
0
0
= 13 V
= 10 V
= 10 V
CC
vs. Temperature, V
vs. Temperature, V
t
BBM4,
vs. R
= 10 V
Temperature (°C)
Temperature (°C)
25
R
25
t
t
BBM3,
BBM1,
BBM
V
BBM
CC
35
t
BBM4,
(kΩ)
= 13 V
, V
V
V
50
50
CC
CC
EP
V
= 13 V
= 13 V
t
t
BBM4,
CC
= 0 V
BBM2,
t
BBM3,
t
BBM1,
75
75
= 10 V
EP
EP
40
V
V
V
CC
= 0 V
= 0 V
CC
V
CC
CC
100
100
= 12 V
= 12 V
t
t
t
t
= 12 V
BBM1
BBM4
BBM3
BBM2
= 12 V
125
125
45
65
55
45
35
25
15
60
55
50
45
40
35
30
80
70
60
50
40
30
20
- 50
- 50
25
V
R
t
EP
V
R
BBM
BBM4,
t
t
t
EP
BBM
BBM2,
BBM1, 2
BBM3, 4
- 25
- 25
= 1.65 V
t
= 1.65 V
= 33 kΩ
BBM3,
= 33 kΩ
V
V
t
CC
CC
V
30
BBM
CC
vs. Temperature, V
vs. Temperature, V
= 12 V
V
= 12 V
0
0
CC
= 10 V
t
BBM3,
t
vs. R
BBM1,
= 13 V
t
Temperature (°C)
Temperature (°C)
BBM2,
R
25
25
V
BBM
V
BBM
CC
t
BBM1,
CC
t
BBM4,
V
35
S-80038-Rev. D, 14-Jan-08
CC
= 10 V
, V
Document Number: 73492
= 12 V
(kΩ)
50
50
= 13 V
EP
V
V
CC
CC
= 1.65 V
t
t
BBM4,
BBM3,
= 10 V
t
t
BBM2,
= 13 V
BBM1,
EP
EP
75
75
40
= 1.65 V
= 1.65 V
V
V
V
V
CC
CC
CC
CC
100
100
= 10 V
= 12 V
t
t
t
t
BBM4
BBM1
BBM2
BBM3
= 12 V
= 13 V
125
125
45