參數(shù)資料
型號(hào): FAN2012I
廠商: Fairchild Semiconductor Corporation
英文描述: 1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator
中文描述: 1.5A的低電壓電流模式同步PWM降壓穩(wěn)壓器
文件頁(yè)數(shù): 5/10頁(yè)
文件大?。?/td> 240K
代理商: FAN2012I
5
www.fairchildsemi.com
FAN2011/FAN2012 Rev. 1.0.2
F
Typical Performance Characteristics
T
A
= 25
°
C, C
IN
= 10μF, C
OUT
= 40μF, L = 3.3μH, V
IN
= 5V, unless otherwise noted.
10
100
Load Current (
mA
)
1000
10000
30
40
50
60
70
80
90
100
-40
-20
0
20
40
60
80
100
120
1.194
1.196
1.198
1.200
1.202
1.204
1.206
1.208
1.210
1.212
1.214
Temp (
C) vs Vout@0 mA
Temp (
C) vs Vout@100mA
Temp (
C) vs Vout@ 500 mA
Temp (
C) vs Vout@1000 mA
Temp (
C) vs Vout@1500 mA
Output Voltage vs. Ambient Temperature
Ambient Temperature (
°
C)
O
0
20
40
60
80
100
120
1230
1235
1240
1245
1250
1255
1260
Ambient Temperature (
°
C)
S
Switching Frequency vs. Ambient Temperature
P
Efficiency vs. Load Current
V
IN
= 5.5V
V
IN
= 4.5V
V
IN
= 5V
V
OUT
= 3.3V
V
OUT
= 1.2V
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