参数资料
型号: LT3022IMSE-1.5#TRPBF
厂商: Linear Technology
文件页数: 8/20页
文件大小: 0K
描述: IC REG LDO 1.5V 1A 16-MSOP
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: 最高 10V
电压 - 压降(标准): 0.145V @ 1A
稳压器数量: 1
电流 - 输出: 1A
电流 - 限制(最小): 1.1A
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-TFSOP(0.118",3.00mm 宽)裸露焊盘
供应商设备封装: 16-MSOP,裸露焊盘
包装: 带卷 (TR)
LT3022/LT3022-1.2
LT3022-1.5/LT3022-1.8
TYPICAL PERFORMANCE CHARACTERISTICS
GND Pin Current vs I LOAD
24
V IN = 1.6V
21 V OUT = 1.2V
V SHDN = 10V
18 T J = 25°C
15
12
9
6
3
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
SHDN Pin Threshold
I L = 1mA
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
SHDN Pin Input Current
T J = 25°C
0
0 100 200 300 400 500 600 700 800 900 1000
0
–50
–25
0
25
50
75
100
125
0
0
1
2
3 4
5
6 7
8
9
10
LOAD CURRENT (mA)
SHDN Pin Input Current
3022 G14
TEMPERATURE (°C)
Current Limit
3022 G15
SHDN PIN VOLTAGE (V)
3022 G16
Reverse Input Leakage Current
6
5
4
V IN = 10V
V SHDN = 10V
3.0
2.7
2.4
2.1
1.8
V OUT = 0 V
V IN = 10V
V IN = 1.7V
0
–2
–4
–6
–8
3
2
1.5
1.2
0.9
–10
–12
–14
1
0
–50 –25
0
25
50
75
100
125
0.6
0.3
0
–50
–25
0
25
50
75
100
125
–16
–18
–20
0
V OUT = 0V
V SHDN = 10V
T J = 25°C
–1 –2 –3 –4 –5 –6 –7 –8 –9 –10
TEMPERATURE (°C)
3022 G17
Reverse Input Leakage Current
TEMPERATURE (°C)
Reverse Output Current
3022 G18
INPUT VOLTAGE (V)
Input Ripple Rejection
3022 G19
0
–2
–4
–6
–8
–10
120
100
80
60
V IN = 0V
V OUT = 1.2V
I OUT FLOWS INTO OUT PIN
I IN FLOWS OUT OF IN PIN
100
90
80
70
60
50
V IN = 1.5V + 50mV RMS RIPPLE
V OUT = 0.5V
I L = 1A
T J = 25°C
C OUT = 47μF
–12
40
–14
40
30
C OUT = 10μF
V IN = –10V
–16
–20
–18 V OUT = 0V
V SHDN = 10V
–50 –25 0
25
50
75
100
125
20
0
–50 –25
0
25
50
75
I OUT
100
I IN
125
20
10
0
10
100
1k 10k 100k
1M
10M
TEMPERATURE (°C)
3022 G20
TEMPERATURE (°C)
3022 G21
FREQUENCY (Hz)
3022 G22
3022fb
8
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