参数资料
| 型号： | LT1965ET-3.3#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 10/22页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 3.3V 1.1A TO220-5 |
| 产品培训模块： | More Information on LDOs |
| 标准包装： | 50 |
| 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）： | 0.31V @ 1.1A |
| 稳压器数量： | 1 |
| 电流 - 输出： | 1.1A |
| 电流 - 限制（最小）： | 1.2A |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 通孔 |
| 封装/外壳： | TO-220-5 成形引线 |
| 供应商设备封装： | TO-220-5 |
| 包装： | 管件 |
| 产品目录页面： | 1330 (CN2011-ZH PDF) |
LT1965 Series
TYPICAL PERFORMANCE CHARACTERISTICS
Ripple Rejection vs Temperature
LT1965 Minimum Input Voltage
Load Regulation
100
90
2.5
0
–5
LT1965
LT1965-1.5
80
70
60
50
2.0
1.5
I L = 500mA
I L = 1A
I L = 1.1A
I L = 100mA
–10
–15
–20
–25
LT1965-1.8
LT1965-2.5
LT1965-3.3
40
1.0
–30
I L = 0.75A
TEMPERATURE (°C)
–40 (LT1965-1.5/-1.8/-2.5/-3.3)
30
20
10 V IN = V OUT(NOMINAL) + 1V + 0.5 P-P
RIPPLE AT f = 120Hz
0
–50 –25 0 25 50 75 100 125 150
1965 G35
0.5
0
–50 –25
0
25 50 75
TEMPERATURE (°C)
100 125 150
1965 G36
–35
V IN = V OUT(NOMINAL) + 1V
–45 V IN = 2.3V (LT1965)
? I L = 1mA TO 1.1A
–50
–50 –25 0 25 50 75
TEMPERATURE (°C)
100 125 150
1965 G37
Output Noise Spectral Density
RMS Output Noise vs Load
Current (10Hz to 100kHz)
LT1965-1.8 10Hz to 100kHz
Output Noise
1.00
C OUT = 10μF
I L = 1.1A
80
C OUT = 10μF
70 I L = 1.1A
0.10
LT1965-2.5
LT1965-3.3
60
50
40
LT1965-3.3
LT1965-2.5
V OUT
100μV/DIV
LT1965-1.8
LT1965-1.5
LT1965
30
20
10
LT1965-1.5
LT1965-1.8
LT1965
400μs/DIV
1965 G40
0.01
10
100
1k
10k
100k
0
0.0001
0.001
0.01
0.1
1
10
FREQUENCY (Hz)
1965 G38
LOAD CURRENT (A)
1965 G39
LT1965-3.3 Transient Response
LT1965-2.5 SHDN Transient
Response
100
50
V OUT = 3.3V
4.0
3.5
0
–50
3.0
2.5
SHDN
–100
1.5
1.0
0.5
V IN = 4.3V
C IN = 10μF CERAMIC
C OUT = 10μF CERAMIC
2.0
1.5
1.0
0.5
OUTPU T
0
0
10
20
30
40
50
60
70
80
0
0
10 20 30 40 50 60 70 80 90 100
10
TIME (μs)
1965 G41 TIME (μs)
V IN = 3.3V
C OUT = 10μF CERAMIC
R L = 2.5k, I L = 1mA FOR V OUT = 2.5V
For more information www.linear.com/LT1965
1965 G42
1965fb
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT1965ETPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.1A, Low Noise, Low Dropout Linear Regulator |
| LT1965ETTRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.1A, Low Noise, Low Dropout Linear Regulator |
| LT1965HQ#PBF | 制造商:Linear Technology 功能描述:IC REG LDO ADJ 1.1A 5DDPAK 制造商:Linear Technology 功能描述:LDO, ADJ, 1.2V-19.5V, 1.1A, TO-263-5, Input Voltage Min:1.8V, Input Voltage Max:20V, Output Voltage Min:1.2V, Output Voltage Max:19.5V, Output Current:1.1A, Dropout Voltage Vdo:310mV, No. of Pins:5, Operating Temperature Min:-40C , RoHS Compliant: Yes |
| LT1965HQ#TRPBF | 制造商:Linear Technology 功能描述:IC REG LDO ADJ 1.1A 5DDPAK 制造商:Linear Technology 功能描述:LDO, ADJ, 1.2V-19.5V, 1.1A, TO-263-5, Input Voltage Min:1.8V, Input Voltage Max:20V, Output Voltage Min:1.2V, Output Voltage Max:19.5V, Output Current:1.1A, Dropout Voltage Vdo:310mV, No. of Pins:5, Operating Temperature Min:-40C , RoHS Compliant: Yes |
| LT1965HT#PBF | 制造商:Linear Technology 功能描述:IC REG LDO ADJ 1.1A TO220-5 制造商:Linear Technology 功能描述:LDO, ADJ, 1.2V-19.5V, 1.1A, TO-220-5, Input Voltage Min:1.8V, Input Voltage Max:20V, Output Voltage Min:1.2V, Output Voltage Max:19.5V, Output Current:1.1A, Dropout Voltage Vdo:310mV, No. of Pins:5, Operating Temperature Min:-40C , RoHS Compliant: Yes 制造商:Linear Technology 功能描述:SP-LINREG, 1.1A Low Noise, LDO Regulator |
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