参数资料
| 型号： | LT1965EDD#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 4/22页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO ADJ 1.1A 8-DFN |
| 产品培训模块： | LT1965 - 1.1A, Low Noise, Low Dropout Linear Regulator More Information on LDOs |
| 标准包装： | 121 |
| 稳压器拓扑结构： | 正，可调式 |
| 输出电压： | 1.2 V ~ 19.5 V |
| 输入电压： | 1.8 V ~ 20 V |
| 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： | 表面贴装 |
| 封装/外壳： | 8-WFDFN 裸露焊盘 |
| 供应商设备封装： | 8-DFN-EP（3x3） |
| 包装： | 管件 |
| 产品目录页面： | 1330 (CN2011-ZH PDF) |
LT1965 Series
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25°C. (Note 3)
PARAMETER
Minimum Input Voltage
(Notes 4, 12)
CONDITIONS
I LOAD = 0.5A
I LOAD = 1.1A (T J < 125°C)
I LOAD = 1A (H-Grade, T J > 125°C)
l
MIN
TYP
1.65
1.8
MAX
2.3
2.3
UNITS
V
V
V
Regulated Output Voltage
(Note 5)
ADJ Pin Voltage (Notes 4, 5)
Line Regulation
Load Regulation
Dropout Voltage
V IN = V OUT(NOMINAL)
(Notes 6, 7, 12)
GND Pin Current
V IN = V OUT(NOMINAL) + 1V
(Notes 6, 8)
LT1965-1.5, V IN = 2.1V, I LOAD = 1mA
LT1965-1.5, 2.5 < V IN < 20V, 1mA < I LOAD < 1.1A
LT1965-1.8, V IN = 2.3V, I LOAD = 1mA
LT1965-1.8, 2.8 < V IN < 20V, 1mA < I LOAD < 1.1A
LT1965-2.5, V IN = 3V, I LOAD = 1mA
LT1965-2.5, 3.5 < V IN < 20V, 1mA < I LOAD < 1.1A
LT1965-3.3, V IN = 3.8V, I LOAD = 1mA
LT1965-3.3, 4.3 < V IN < 20V, 1mA < I LOAD < 1.1A
V IN = 2.1V, I LOAD = 1mA
2.3V < V IN < 20V, 1mA < I LOAD < 1.1A (T J < 125°C)
2.3V < V IN < 20V, 1mA < I LOAD < 1A (H-Grade, T J > 125°C)
LT1965-1.5, ?V IN = 2.1V to 20V, I LOAD = 1mA
LT1965-1.8, ?V IN = 2.3V to 20V, I LOAD = 1mA
LT1965-2.5, ?V IN = 3V to 20V, I LOAD = 1mA
LT1965-3.3, ?V IN = 3.8V to 20V, I LOAD = 1mA
LT1965, ?V IN = 2.1V to 20V, I LOAD = 1mA (E-, I-Grades) (Note 4)
LT1965, ?V IN = 2.1V to 20V, I LOAD = 1mA (H-Grade) (Note 4)
LT1965-1.5, V IN = 2.5V, ?I LOAD = 1mA to 1.1A
LT1965-1.5, V IN = 2.5V, ?I LOAD = 1mA to 1.1A
LT1965-1.8, V IN = 2.8V, ?I LOAD = 1mA to 1.1A
LT1965-1.8, V IN = 2.8V, ?I LOAD = 1mA to 1.1A
LT1965-2.5, V IN = 3.5V, ?I LOAD = 1mA to 1.1A
LT1965-2.5, V IN = 3.5V, ?I LOAD = 1mA to 1.1A
LT1965-3.3, V IN = 4.3V, ?I LOAD = 1mA to 1.1A
LT1965-3.3, V IN = 4.3V, ?I LOAD = 1mA to 1.1A
LT1965, V IN = 2.3V, ?I LOAD = 1mA to 1.1A (Note 4)
LT1965, V IN = 2.3V, ?I LOAD = 1mA to 1.1A (T J < 125°C)
LT1965, V IN = 2.3V, ?I LOAD = 1mA to 1A (H-Grade, T J > 125°C)
I LOAD = 1mA
I LOAD = 1mA
I LOAD = 100mA
I LOAD = 100mA
I LOAD = 500mA
I LOAD = 500mA
I LOAD = 1.1A
I LOAD = 1.1A (T J < 125°C)
I LOAD = 1A (H-Grade, T J > 125°C)
I LOAD = 0mA
I LOAD = 1mA
I LOAD = 100mA
I LOAD = 500mA
I LOAD = 1.1A (T J < 125°C)
I LOAD = 1A (H-Grade, T J > 125°C)
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
1.477
1.455
1.773
1.746
2.462
2.425
3.25
3.201
1.182
1.164
1.158
1.5
1.5
1.8
1.8
2.5
2.5
3.3
3.3
1.2
1.2
3.5
4
4.5
5.5
3
3
5.25
6.25
8.75
11.5
4.25
0.055
0.12
0.21
0.31
0.5
0.6
2.2
8.2
21
1.523
1.545
1.827
1.854
2.538
2.575
3.35
3.399
1.218
1.236
1.236
9
10
11.5
16
8
12
10
20
12
24
16.5
33
22
44
8
16
22
0.08
0.14
0.175
0.28
0.25
0.36
0.36
0.49
0.49
1.1
1.5
5.5
20
40
40
V
V
V
V
V
V
V
V
V
V
V
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
V
V
V
V
V
V
V
V
V
mA
mA
mA
mA
mA
mA
Output Voltage Noise
C OUT = 10μF, I LOAD = 1.1A, BW = 10Hz to 100kHz
40
μV RMS
ADJ Pin Bias Current
(Notes 4, 9)
1.3
4.5
μA
Shutdown Threshold
V OUT = Off to On
V OUT = On to Off
l
l
0.2
0.85
0.45
2
V
V
4
For more information www.linear.com/LT1965
1965fb
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