参数资料
型号: NCP1729SN35T1G
厂商: ON Semiconductor
文件页数: 4/22页
文件大小: 0K
描述: IC REG SWITCHD CAP INV ADJ 6TSOP
标准包装: 1
类型: 切换式电容器(充电泵),反相
输出类型: 可调式
输出数: 1
输出电压: -1.15 V ~ -5.5 V,2.3 V ~ 11 V
输入电压: 1.15 V ~ 5.5 V
频率 - 开关: 35kHz
电流 - 输出: 50mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: SC-74,SOT-457
包装: 标准包装
供应商设备封装: 6-TSOP
产品目录页面: 1118 (CN2011-ZH PDF)
其它名称: NCP1729SN35T1GOSDKR
NCP1729
0.0
Figure 14 Test Setup
100
Figure 14 Test Setup
?1.0
V in = 2.0 V
T A = 25 ° C
90
T A = 25 ° C
V in = 5.0 V
?2.0
?3.0
V in = 3.3 V
80
70
?4.0
?5.0
V in = 5.0 V
60
50
V in = 1.5 V
V in = 2.0 V
V in = 3.3 V
?6.0
0
10
20
30
40
50
40
0
10
20
30
40
50
I out , OUTPUT CURRENT (mA)
Figure 8. Output Voltage vs. Output Current
Figure 14 Test Setup
1.75
I out , OUTPUT CURRENT (mA)
Figure 9. Power Conversion Efficiency vs.
Output Current
V in = 3.3 V
I out = 5.0 mA
T A = 25 ° C
1.50
R L = 10 k W
SHDN = GND
V in = 5.0 V
1.25
V in = 3.3 V
1.00
0.75
V in = 1.5 V
0.50
0.25
?50
?25
0
25
50
75
100
TIME = 10 m s / Div.
Figure 10. Output Voltage Ripple and Noise
T A , AMBIENT TEMPERATURE ( ° C)
Figure 11. Shutdown Supply Current vs.
Ambient Temperature
5.0
4.5
4.0
3.5
3.0
T A = 25 ° C
Low State,
Device Shutdown
High State,
SHDN = 5.0V/Div.
V in = 5.0 V
R L = 1.0 k W
T A = 25 ° C
Device Operating
2.5
2.0
V out = 1.0 V/Div.
1.5
0.5
1.0
1.5
2.0
2.5
3.0
V th(SHND) , SHUTDOWN INPUT VOLTAGE THRESHOLD (V)
Figure 12. Supply Voltage vs. Shutdown Input
Voltage Threshold
http://onsemi.com
4
TIME = 400 m s / Div.
Figure 13. Wakeup Time From Shutdown
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NCP1729SN35T1G 制造商:ON Semiconductor 功能描述:Power Supply IC
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