参数资料
型号: LT3011IDD#TRPBF
厂商: Linear Technology
文件页数: 7/16页
文件大小: 0K
描述: IC REG LDO ADJ 50MA 10-DFN
产品培训模块: LT3011 - 50mA, 3V to 80V Low Dropout Micropower Linear Regulator with PWRGD
More Information on LDOs
标准包装: 2,500
稳压器拓扑结构: 正,可调式
输出电压: 1.24 V ~ 60 V
输入电压: 2.8 V ~ 80 V
电压 - 压降(标准): 0.3V @ 50mA
稳压器数量: 1
电流 - 输出: 50mA
电流 - 限制(最小): 60mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
供应商设备封装: 10-DFN(3x3)
包装: 带卷 (TR)
LT3011
TYPICAL PERFORMANCE CHARACTERISTICS
T J = 25°C, unless otherwise noted.
Reverse Output Current
Reverse Output Current
Input Ripple Rejection
V OUT = 1.24V
160
140
120
100
80
60
ADJ PIN CLAMP
(SEE APPLICATIONS
INFORMATION)
80
70
60
50
40
30
V IN = 0V
V OUT = V ADJ = 1.24V
90
V IN = 7V + 0.5V P-P RIPPLE AT f = 120Hz
88 I L = 50mA
86
84
82
80
78
40
20
0
0
1
2
3
4
5
T J = 25°C
V IN = 0V
CURRENT FLOWS
INTO OUTPUT PIN
V OUT = V ADJ
6 7 8 9
10
20
10
0
–50 –25
0
25
50
75 100 125 150
76
74
72
70
–50 –25
0
25 50
75
100 125 150
OUTPUT VOLTAGE (V)
3011 G19
TEMPERATURE (°C)
3011 G20
TEMPERATURE (°C)
3011 G21
Input Ripple Rejection
Minimum Input Voltage
Load Regulation
100
V IN = 7V + 50mV RMS RIPPLE
90 I L = 50mA, V OUT = 1.24V
80
70
60
50
40
30
20
10
C OUT = 10μF
CERAMIC
C OUT = 1μF
CERAMIC
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
I L = 50mA
0
–2
–4
–6
–8
–10
ΔI L = 1mA TO 50mA
V OUT = 1.24V
0
10
100
1k 10k
100k
1M
0
–50 –25
0
25
50
75 100 125 150
–12
–50 –25
0
25
50 75
100 125 150
FREQUENCY (Hz)
TEMPERATURE (°C)
3011 G23
TEMPERATURE (°C)
3011 G24
3011 G22
Output Noise Spectral Density
Output Noise (10Hz to 100kHz)
Transient Response
10
1
V OUT = 1.24V
C OUT = 1μF
I L = 50mA
V OUT
V OUT = 1.24V
C OUT = 1μF
I L = 50mA
WORST-CASE NOISE
0.3
0.2
0.1
0
100μV/DIV
0.1
–0.1
–0.2
0.01
50
V IN = 6V
V OUT SET FOR 5V
0.001
1ms/DIV
3011 G26
25
0
C IN = 1μF CERAMIC
C OUT = 1μF CERAMIC
ΔI LOAD = 1mA TO 50mA
10
100
1k 10k
FREQUENCY (Hz)
100k
0 100 200 300 400 500 600 700 800 900 1000
TIME (μs)
3011 G27
3011 G25
3011f
7
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