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参数资料
| 型号： | SPX2940U3-L-12.0 |
| 元件分类： | 固定正电压单路输出LDO稳压器 |
| 英文描述： | 12 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSFM3 |
| 封装： | TO-220, 3 PIN |
| 文件页数： | 7/9页 |
| 文件大小： | 165K |
| 代理商： | SPX2940U3-L-12.0 |
Rev. 10/24/00
SPX2940
ELECTRICAL CHARACTERISTICS VIN = VO + 5V, IO =1A, CO = 22 F, unless otherwise specified.
Low Voltage Behavior
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
6.0
5.0
4.0
3.0
2.0
1.0
2.0
3.0
4.0
5.0
I
O = 1A
T
J = 25 °C
V
O = 5V
Low Voltage Behavior
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
10
8
6
4
2
0
6
10
14
I
O = 1A
T
J = 25 °C
V
O = 8V
4
8
2
0
12
14
Low Voltage Behavior
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
12
918
6
3
0
9
18
I
O = 1A
T
J = 25 °C
V
O = 9V
6
12
0
3
15
Low Voltage Behavior
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
12
918
6
3
0
9
18
I
O = 1A
T
J = 25 °C
V
O = 10V
6
12
0
3
15
Low Voltage Behavior
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
10
8
6
4
2
0
6
10
14
I
O = 1A
T
J = 25 °C
V
O = 12V
4
8
2
0
12
14
Low Voltage Behavior
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
12
918
6
3
0
9
18
I
O = 1A
T
J = 25 °C
V
O = 15V
6
12
0
3
15
Output at Voltage Extremes
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
20
10
0
-10
-20
-30
6
12
R
L = 100
V
O = 5V
4
8
2
0
10
30
40
-2
Output at Voltage Extremes
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
20
10
0
-10
-20
-30
8
20
R
L = 100
V
O = 8V
4
12
0
-4
16
30
40
Output at Voltage Extremes
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
20
10
0
-10
-20
-30
8
20
R
L = 100
V
O = 9V
4
12
0
-4
16
30
40
Output at Voltage Extremes
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
20
10
0
-10
-20
-30
10
25
R
L = 100
V
O = 10V
5
15
0
-5
20
30
40
Output at Voltage Extremes
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
20
10
0
-10
-20
-30
8
20
R
L = 100
V
O = 12V
4
12
0
-4
16
30
40
Output at Voltage Extremes
INPUT VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
20
10
0
-10
-20
-30
10
25
R
L = 100
V
O = 15V
5
15
0
-5
20
30
40
TEMPERATURE ( °C)
Peak Output Current
OUTPUT
CURRENT
(A)
3.0
-40
0
40
80
120
160
0
1.0
2.0
V
IN = 14V
Output Capacitor ESR
OUTPUT CURRENT (mA)
EQUIVALENT
SERIES
RESISTANCE
(
)
1000
800
600
400
0
200
0.01
0.1
1
10
100
C
OUT = 22 F
V
O = 5V
STABLE
REGION
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SPX2940U-5.0 | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
| SPX2940U-L-2-5 | 功能描述:低压差稳压器 - LDO 1.0A LW DROPOUT VLT 1.5A PEAK OUTPT CURR 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 |
| SPX2940U-L-3-3 | 功能描述:低压差稳压器 - LDO 1.0A LW DROPOUT VLT 1.5A PEAK OUTPT CURR 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 |
| SPX2940U-L-5-0 | 功能描述:低压差稳压器 - LDO 1.0A LW DROPOUT VLT 1.5A PEAK OUTPT CURR 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 |
| SPX2941 | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulator, Adjustable Output, Fast Response |
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