SI9169_07 VISHAY [Vishay Siliconix], SI9169_07 Datasheet - Page 4

• Manufacturer Part Number: SI9169_07
• Description: High Frequency 1-A Synchronous Buck/Boost Converter
• Manufacturer: VISHAY [Vishay Siliconix]

Si9169
Vishay Siliconix
TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
www.vishay.com
4
1.310
1.305
1.300
1.295
1.290
2.00
1.95
1.90
1.85
1.80
1.75
1.70
100
95
90
85
80
75
70
65
60
- 100
2.0
1
PSM
PSM
PSM
2.5
Buck Mode Efficiency, V
-
-
3.6 V
4.2 V
-
- 50
3 V
Frequency vs. Temperature
3.0
PWM
10
PWM
V
Temperature (° C)
Load Current (mA)
3.5
PWM
REF
0
-
-
V
3.6 V
4.2 V
-
DD
vs. V
3 V
4.0
R
- (V)
OSC
DD
50
= 25 kΩ
4.5
100
O
= 2.7 V
5.0
100
5.5
1000
150
6.0
10000
1000
1.32
1.31
1.30
1.29
1.28
100
95
90
85
80
75
70
65
60
- 50
10
1
Boost Mode Efficiency, V
PSM
PSM
-
0
3.3 V
V
Frequency vs. R
-
REF
2.7 V
10
Temperature (° C)
Load Current (mA)
vs. Temperature
R
PWM
OSC
100
50
-
(kΩ)
S-72058-Rev. E, 08-Oct-07
3.3 V
Document Number: 70945
OSC
100
O
100
= 3.6 V
PWM
-
2.7 V
1000
1000
150