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参数资料
| 型号： | LF90C |
| 厂商： | 意法半导体 |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT |
| 中文描述： | 极低降稳压器与抑制研究 |
| 文件页数： | 21/34页 |
| 文件大小： | 649K |
| 代理商： | LF90C |
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LF00 SERIES
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ELECTRICAL CHARACTERISTICS FOR LF85C
(refer to the test circuits, T
j
= 25°C, C
I
= 0.1 μF,
C
O
= 2.2
μ
F unless otherwise specified.)
ELECTRICAL CHARACTERISTICS FOR LF90AB
(refer to the test circuits, T
j
= 25°C, C
I
= 0.1 μF,
C
O
= 2.2
μ
F unless otherwise specified.)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
Output Voltage
I
O
= 50 mA, V
I
= 10.5 V
I
O
= 50 mA, V
I
= 10.5 V, T
a
= -25 to 85°C
I
O
= 500 mA
8.33
8.16
8.5
8.67
8.84
16
V
V
I
I
O
Operating Input Voltage
Output Current Limit
Line Regulation
Load Regulation
Quiescent Current
V
A
1
8
8
V
O
V
O
I
d
V
I
= 9.5 to 16 V,
V
I
= 9.8 V,
V
I
= 9.5 to 16V, I
O
= 0mA
V
I
= 9.8 to 16V, I
O
= 500mA
V
I
= 9 V
I
O
= 5 mA
V
I
= 10.5 ± 1 V
I
O
= 5 mA
I
O
= 5 to 500 mA
42
42
1.5
12
140
mV
mV
mA
ON MODE
0.7
OFF MODE
f = 120 Hz
f = 1 KHz
f = 10 KHz
70
72
67
57
50
0.2
0.4
μA
dB
SVR
Supply Voltage Rejection
eN
V
d
Output Noise Voltage
Dropout Voltage
B = 10 Hz to 100 KHz
I
O
= 200 mA
I
O
= 500 mA
T
a
= -40 to 125°C
T
a
= -40 to 125°C
V
I
= 9 V,
μV
V
0.35
0.7
0.8
V
IL
V
IH
I
I
C
O
Control Input Logic Low
Control Input Logic High
Control Input Current
Output Bypass Capacitance ESR = 0.1 to 10
V
V
μA
μF
2
V
C
= 6 V
10
10
I
O
= 0 to 500 mA
2
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
Output Voltage
I
O
= 50 mA, V
I
= 11 V
I
O
= 50 mA, V
I
= 11 V, T
a
= -25 to 85°C
I
O
= 500 mA
8.91
8.82
9
9.09
9.18
16
V
V
I
I
O
Operating Input Voltage
Output Current Limit
Line Regulation
Load Regulation
Quiescent Current
V
A
1
9
9
V
O
V
O
I
d
V
I
= 10 to 16 V,
V
I
= 10.3 V,
V
I
= 10 to 16V, I
O
= 0mA
V
I
= 10.3 to 16V,I
O
= 500mA
V
I
= 10 V
I
O
= 5 mA
V
I
= 11 ± 1 V
I
O
= 5 mA
I
O
= 5 to 500 mA
45
45
1.5
12
140
mV
mV
mA
ON MODE
0.7
OFF MODE
f = 120 Hz
f = 1 KHz
f = 10 KHz
70
71
66
56
50
0.2
0.4
μA
dB
SVR
Supply Voltage Rejection
eN
V
d
Output Noise Voltage
Dropout Voltage
B = 10 Hz to 100 KHz
I
O
= 200 mA
I
O
= 500 mA
T
a
= -40 to 125°C
T
a
= -40 to 125°C
V
I
= 10 V,
μV
V
0.35
0.7
0.8
V
IL
V
IH
I
I
C
O
Control Input Logic Low
Control Input Logic High
Control Input Current
Output Bypass Capacitance ESR = 0.1 to 10
V
V
μA
μF
2
V
C
= 6 V
10
10
I
O
= 0 to 500 mA
2
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相关代理商/技术参数 |
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| LF90CDT | 功能描述:低压差稳压器 - LDO 9.0V 0.5A Positive RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| LF90CDT-TR | 功能描述:低压差稳压器 - LDO 9.0V 0.5A Positive RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| LF90CP | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT |
| LF90CPT | 功能描述:低压差稳压器 - LDO 9.0V 0.5A Positive RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| LF90CPT-TR | 功能描述:低压差稳压器 - LDO Very low drop VLTG regulators w/inhibit RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
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