参数资料
型号: LT3008IDC#TRMPBF
厂商: Linear Technology
文件页数: 9/20页
文件大小: 0K
描述: IC REG LDO ADJ 20MA 6-DFN
产品培训模块: More Information on LDOs
标准包装: 500
稳压器拓扑结构: 正,可调式
输出电压: 0.6 V ~ 44.5 V
输入电压: 2 V ~ 45 V
电压 - 压降(标准): 0.3V @ 20mA
稳压器数量: 1
电流 - 输出: 20mA
电流 - 限制(最小): 22mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 6-WFDFN 裸露焊盘
供应商设备封装: 6-DFN-EP(2x2)
包装: 带卷 (TR)
LT3008 Series
TYPICAL PERFORMANCE CHARACTERISTICS
T A = 25°C, unless otherwise noted.
GND Pin Current
LT3008-5
GND Pin Current vs I LOAD
SHDN Pin Thresholds
500
450
400
1000
V IN = 3.8V
V OUT = 3.3V
1.5
1.4
1.3
1.2
350
300
250
R L = 250Ω, I L = 20mA
100
1.1
1
0.9
0.8
0.7
OFF TO ON
200
150
100
50
R L = 500Ω, I L = 10mA
R L = 50k, I L = 100μA
R L = 5k, I L = 1mA
10
0.6
0.5
0.4
0.3
0.2
0.1
ON TO OFF
0
0
1
2
3
4
5
6
7
8
9
10
1
0.001
0.01
0.1
1
10
100
0
–50 –25
0
25
50
75
100 125 150
2
1.8
INPUT VOLTAGE (V)
SHDN Pin Input Current
3008 G19
2
1.8
LOAD (mA)
SHDN Pin Input Current
3008 G20
100
90
TEMPERATURE (°C)
Current Limit
3008 G21
1.6
1.4
1.2
1
1.6
1.4
1.2
1
80
70
60
50
V IN = 45V
0.8
0.6
0.4
0.2
0
0.8
0.6
0.4
0.2
0
V SHDN = 45V
40
30
20
10
0
V IN = 2V
0
5
10
15 20
25
30
35
40 45
–50 –25
0
25
50
75
100 125 150
–50 –25
0
25
50
75
100 125 150
SHDN PIN VOLTAGE (V)
Reverse-Output Current
3008 G22
TEMPERATURE (°C)
Input Ripple Rejection
3008 G23
TEMPERATURE (°C)
Input Ripple Rejection
3008 G24
50
45
40
35
30
25
20
15
OUT = ADJ = 1.2V
IN = SHDN = GND
90
80
70
60
50
40
30
V IN = 2.1V + 50mV RMS
V OUT = 600mV
I LOAD = 20mA
10μF
80
70
60
50
40
30
RIPPLE AT f = 120Hz
10
5
0
–50 –25
0
25
ADJ
50
75
OUT
100 125 150
20
10
0
10
100
1000
2.2μF
10000
100000 1000000
20
10
0
V IN = V OUT (NOMINAL) + 2V + 0.5V P-P
I LOAD = 20mA
–50 –25 0 25 50 75 100 125 150
TEMPERATURE (°C)
3008 G25
FREQUENCY (Hz)
3008 G26
TEMPERATURE (°C)
3008 G27
3008fc
9
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