参数资料
型号: LT1761IS5-1.5#TRPBF
厂商: Linear Technology
文件页数: 12/22页
文件大小: 0K
描述: IC REG LDO 1.5V .1A TSOT23-5
产品培训模块: More Information on LDOs
标准包装: 2,500
稳压器拓扑结构: 正,固定式
输出电压: 1.5V
输入电压: 1.8 V ~ 20 V
电压 - 压降(标准): 0.3V @ 100mA
稳压器数量: 1
电流 - 输出: 100mA
电流 - 限制(最小): 110mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SOT-23-5 细型,TSOT-23-5
供应商设备封装: TSOT-23-5
包装: 带卷 (TR)
LT1761 Series
TYPICAL PERFORMANCE CHARACTERISTICS
LT1761-5
LT1761-BYP, LT1761-SD
80
Input Ripple Rejection
80
Input Ripple Rejection
2.5
Minimum Input Voltage
70
60
C BYP = 0.01μF
C BYP = 1000pF
70
60
2.0
I L = 100mA
50
50
1.5
40
30
C BYP = 100pF
40
30
1.0
I L = 50mA
20
10
I L = 100mA
V IN = V OUT(NOMINAL) +
1V + 50mV RMS RIPPLE
20
10
V IN = V OUT (NOMINAL) +
1V + 0.5V P-P RIPPLE
AT f = 120Hz
0.5
0
10
C OUT = 10μF
100
1k 10k
100k
1M
0
I L = 50mA
–50 –25
0
25
50
75
100
125
0
–50
–25
0
25
50
75
100
125
0
FREQUENCY (Hz)
Load Regulation
ΔI L = 1mA to 50mA
1761 G36
TEMPERATURE (°C)
1761 G37
Load Regulation
ΔI L = 1mA to 100mA
0
TEMPERATURE (°C)
1761 G38
–5
–10
–15
–20
–25
–30
LT1761-BYP, -SD, -1.2
LT1761-1.5
LT1761-1.8
LT1761-2
LT1761-2.5
LT1761-2.8
LT1761-3
LT1761-3.3
LT1761-5
–10
–20
–30
–40
–50
–60
–70
LT1761-BYP, -SD, -1.2
LT1761-1.5
LT1761-1.8
LT1761-2
LT1761-2.5
LT1761-2.8
LT1761-3
LT1761-3.3
LT1761-5
–80
–35
–90
–40
–50
–25
0
25
50
75
100
125
–100
–50
–25
0
25
50
75
100
125
TEMPERATURE (°C)
1761 G39
TEMPERATURE (°C)
1761 G40
RMS Output Noise vs
Output Noise Spectral Density
Output Noise Spectral Density
Bypass Capacitor
C OUT = 10μF
10
1
LT1761-3.3
LT1761-2.8,-3
LT1761-5        LT1761-2.5
10
1
LT1761-5
C BYP = 1000pF
140
120
100
LT1761-5
I L = 100mA
LT1761-3.3 f = 10Hz TO 100kHz
LT1761-3
LT1761-2.8
LT1761-BYP,
C BYP = 100pF
80
LT1761-2.5
-SD, 1.2
LT1761-1.5
LT1761-BYP
60
0.1
LT1761-1.8
LT1761-2
0.1
C BYP = 0.01μF
40
0.01
C OUT = 10μF
C BYP = 0
I L = 100mA
0.01
C OUT = 10μF
I L = 100mA
20
0
LT1761-1.8, -2
LT1761-1.5
LT1761-BYP, -1.2
10
100
1k 10k
100k
10
100
1k 10k
100k
10
100
1k
10k
FREQUENCY (Hz)
1761 G41
FREQUENCY (Hz)
1761 G42
C BYP (pF)
1761 G43
1761sff
12
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