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位置:首页 > IC型号导航 > 首字符N型号页 > 首字符N的型号第458页 > NCP1532MUAATXG > NCP1532MUAATXG PDF资料 > NCP1532MUAATXG PDF资料1第9页
NCP1532
1.0
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
I
q
,静态电流(毫安)
I
SB
,待机电流(毫安)
0.9
60
55
50
45
40
35
30
25
20
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Buck1
Buck2
BUCK1 & BUCK2
V
IN
,输入电压( V)
V
IN
,输入电压( V)
图10.待机电流与输入电压
V
IN
= 3.6 V , EN1 = EN2 = GND ,
温度= 255℃
20
15
10
线REG (毫伏)
5
0
5
10
15
20
5.2
4.7
4.2
3.7
3.2
2.7
25°C
40°C
85°C
负载调整率(MV )
20
15
10
5
0
5
10
15
20
0
图11.静态电流与输入电压
V
IN
= 3.6 V, V
FB1
= V
FB2
= 0.8 V
40°C
25°C
85°C
200
400
600
800
1000
V
IN
,输入电压( V)
I
OUT1
,输出电流(mA )
图12.线路调整
V
OUT1
= 1.2 V,I
OUT1
= 100毫安, EN2 = GND
图13.负载调节
V
IN
= 3.6 V, V
OUT1
= 1.2 V, EN2 = GND
图14.负载瞬态和串扰,
V
IN
= 3.6 V V
OUT1
= 1.2 V,I
OUT1
200毫安到600毫安V
OUT2
= 1.2 V,
I
OUT2
= 600毫安, 8 mV的串扰
图15.负载瞬态和串扰,
V
IN
= 3.6 V V
OUT1
= 1.2 V,I
OUT1
从200毫安
以600毫安V
OUT2
= 1.2 V,I
OUT2
= 600毫安,
8 mV的串扰
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