参数资料
型号: LMR10510YMFX/NOPB
厂商: National Semiconductor
文件页数: 6/26页
文件大小: 0K
描述: IC REG BUCK ADJ 1A SOT23-5
标准包装: 3,000
系列: SIMPLE SWITCHER®
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.6 V ~ 4.5 V
输入电压: 3 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 3MHz
电流 - 输出: 1A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SC-74A,SOT-753
包装: 带卷 (TR)
供应商设备封装: SOT-23-5
SNVS727B – OCTOBER 2011 – REVISED APRIL 2013
Typical Performance Characteristics (continued)
Unless stated otherwise, all curves taken at VIN = 5.0V with configuration in typical application circuit shown in Figure 22 . T J
= 25°C, unless otherwise specified.
Oscillator Frequency vs Temperature - "X"
1.81
1.76
1.71
1.66
1.61
1.56
1.51
1.46
1.41
1.36
Oscillator Frequency vs Temperature - "Y"
3.45
3.35
3.25
3.15
3.05
2.95
2.85
2.75
2.65
2.55
-45 -40
-10
20
50
80 110 125 130
-45 -40
-10
20
50
80 110 125 130
2000
1950
1900
1850
1800
1750
1700
1650
1600
1550
1500
TEMPERATURE (oC)
Figure 9.
Current Limit vs Temperature
Vin = 3.3V
TEMPERATURE (oC)
Figure 10.
RDSON vs Temperature (WSON Package)
-45 -40
-10
20
50
80 110 125 130
TEMPERATURE ( o C)
Figure 11.
RDSON vs Temperature (SOT-23 Package)
Figure 12.
LMR10510X I Q (Quiescent Current)
3.6
3.5
3.4
3.3
3.2
3.1
3.0
-45
-40 -10
20
50
80
110 125 130
TEMPERATURE (oC)
Figure 13.
Figure 14.
6
Product Folder Links: LMR10510
Copyright ? 2011–2013, Texas Instruments Incorporated
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