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参数资料
| 型号： | L4949 |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 线性稳压 |
| 英文描述： | 100 mA, 5.0 V, Low Dropout Voltage Regulator with Power-On Reset(100mA, 5.0V，带上电复位的低压差稳压器) |
| 中文描述： | 一〇 〇毫安，5.0 V固定，低压差线性稳压器具有上电复位（100mA的和5.0V，带上电复位的低压差稳压器） |
| 文件页数： | 5/10页 |
| 文件大小： | 116K |
| 代理商： | L4949 |
L4949, NCV4949
http://onsemi.com
4
4.96
4.98
5.0
5.02
5.04
40
20
0
40
60
20
100
120
TJ, JUNCTION TEMPERATURE (°C)
80
VCC = 14 V
Iout = 1.0 mA
V
out
,OUTPUT
VOL
TAGE
(V)
0
2.0
3.0
4.0
6.0
010
VCC, SUPPLY VOLTAGE (V)
1.0
TJ = 25°C
RL = 100 W
RL = 5.0 k
5.0
V
out
,OUTPUT
VOL
TAGE
(V)
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
TYPICAL CHARACTERIZATION CURVES
0
100
150
200
250
0.1
100
Iout, OUTPUT CURRENT (mA)
10
1.0
50
TJ = 25°C
V
drop
,DROPOUT
VOL
TAGE
(mV)
0
0.10
0.20
0.30
0.40
40
20
0
40
60
20
100
120
TJ, JUNCTION TEMPERATURE (°C)
80
V
drop
,DROPOUT
VOL
TAGE
(mV)
Iout = 50 mA
Iout = 10 mA
Iout = 100 mA
3.0
2.5
2.0
1.5
1.0
0.1
1.0
10
100
0.5
0
VCC = 14 V
TJ = 25°C
Iout, OUTPUT CURRENT (mA)
I Q
,QUIESCENT
CURRENT
(mA)
3.0
2.5
2.0
1.5
1.0
0
5.0
10
15
20
25
30
VCC, SUPPLY VOLTAGE (V)
0.5
0
RL = 5.0 k
RL = 100 W
TJ = 25°C
I Q
,QUIESCENT
CURRENT
(mA)
Figure 2. Output Voltage versus
Junction Temperature
Figure 3. Output Voltage versus
Supply Voltage
Figure 4. Dropout Voltage versus
Output Current
Figure 5. Dropout Voltage versus
Junction Temperature
Figure 6. Quiescent Current versus
Output Current
Figure 7. Quiescent Current versus
Supply Voltage
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相关代理商/技术参数 |
参数描述 |
|---|---|
| L4949_06 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:100 mA, 5.0 V, Low Dropout Voltage Regulator with Power−On Reset |
| L4949D | 功能描述:低压差稳压器 - LDO 5V 100mA w/Power-On 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 |
| L4949DG | 功能描述:低压差稳压器 - LDO 5V 100mA w/Power-On Reset 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 |
| L4949DG | 制造商:ON Semiconductor 功能描述:Linear Voltage Regulator IC |
| L4949DR2 | 功能描述:低压差稳压器 - LDO 5V 100mA w/Power-On 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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