参数资料
型号: LT1963AES8-3.3
厂商: Linear Technology
文件页数: 7/28页
文件大小: 0K
描述: IC REG LDO 3.3V 1.5A 8SOIC
标准包装: 100
稳压器拓扑结构: 正,固定式
输出电压: 3.3V
输入电压: 最高 20V
电压 - 压降(标准): 0.34V @ 1.5A
稳压器数量: 1
电流 - 输出: 1.5A
电流 - 限制(最小): 1.6A
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
LT1963A Series
TYPICAL PERFORMANCE CHARACTERISTICS
Typical Dropout Voltage
Guaranteed Dropout Voltage
Dropout Voltage
500
450
600
= TEST POINTS
500
450
400
350
300
T J = 125°C
500
400
T J ≤ 125°C
T J ≤ 25°C
400
350
300
I L = 1.5A
250
300
250
200
150
T J = 25°C
200
200
150
I L = 0.5A
100
50
0
0
0.2
0.4 0.6 0.8 1.0 1.2
OUTPUT CURRENT (A)
1.4
1.6
100
0
0
0.2
0.4 0.6 0.8 1.0 1.2
OUTPUT CURRENT (A)
1.4
1.6
100
50
0
–50
–25
I L = 100mA
I L = 1mA
0 25 50 75 100
TEMPERATURE (°C)
125
Quiescent Current
1963A G01
LT1963A-1.5 Output Voltage
1963A G02
LT1963A-1.8 Output Voltage
1963A G03
1.4
1.2
LT1963A-1.5/1.8/-2.5/-3.3
1.54
1.53
I L = 1mA
1.84
1.83
I L = 1mA
1.0
1.52
1.82
0.8
0.6
LT1963A
1.51
1.50
1.49
1.81
1.80
1.79
V IN = 6V
R L = ∞, I L = 0
0.4
0.2
V SHDN = V IN
0
–50 –25 0
25
50
75
100
125
1.48
1.47
1.46
–50 –25
0
25
50
75
100
125
1.78
1.77
1.76
–50
–25
0
25
50
75
100
125
TEMPERATURE (°C)
LT1963A-2.5 Output Voltage
1963A G04
TEMPERATURE (°C)
LT1963A-3.3 Output Voltage
1963A G40
TEMPERATURE (°C)
LT1963A ADJ Pin Voltage
1963A G05
2.58
2.56
I L = 1mA
3.38
3.36
I L = 1mA
1.230
1.225
I L = 1mA
2.54
2.52
2.50
2.48
2.46
2.44
3.34
3.32
3.30
3.28
3.26
3.24
1.220
1.215
1.210
1.205
1.200
1.195
2.42
–50
–25
0
25
50
75
100
125
3.22
–50
–25
0
25
50
75
100
125
1.190
–50
–25
0
25
50
75
100
125
7
TEMPERATURE (°C)
1963A G06
TEMPERATURE (°C)
1963A G07
For more information www.linear.com/LT1963A
TEMPERATURE (°C)
1963A G08
1963aff
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