參數(shù)資料
型號(hào): L4949D
廠商: ON SEMICONDUCTOR
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: MULTIFUNCTION VERY LOW DROPOUT VOLTAGE REGULATOR
中文描述: 5 V FIXED POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PDSO8
封裝: PLASTIC, SOIC-8
文件頁(yè)數(shù): 4/8頁(yè)
文件大?。?/td> 191K
代理商: L4949D
L4949
4
MOTOROLA ANALOG IC DEVICE DATA
0
100
150
200
250
0.1
100
Iout, OUTPUT CURRENT (mA)
10
1.0
50
TJ = 25
°
C
V
0
–40
0.10
0.20
0.30
0.40
–20
0
40
60
20
100
120
TJ, JUNCTION TEMPERATURE (
°
C)
80
V
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
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
TJ = 25
°
C
I
Figure 3. Dropout Voltage versus
Output Current
Figure 4. Dropout Voltage versus
Junction Temperature
Figure 5. Quiescent Current versus
Output Current
Figure 6. Quiescent Current versus
Supply Voltage
TYPICAL CHARACTERIZATION CURVES
(continued)
6.0
5.0
4.0
3.0
2.0
4.0
4.1
Vout, OUTPUT VOLTAGE (V)
1.0
0
Resistor 10 k
from Reset Output
to 5.0 V
TJ = 25
°
C
V
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
5.0
4.7
4.66
4.62
4.58
4.5
–40
–20
TJ, JUNCTION TEMPERATURE (
°
C)
4.46
4.42
Upper Threshold
V
0
20
40
60
80
100
120
4.54
Lower Threshold
Figure 7. Reset Output versus
Regulator Output Voltage
Figure 8. Reset Thresholds versus
Junction Temperature
相關(guān)PDF資料
PDF描述
L4949DR2 VOLT REGULATOR|FIXED|+5V|BIPOLAR|SOP|8PIN|PLASTIC
L4949N MULTIFUNCTION VERY LOW DROPOUT VOLTAGE REGULATOR
L4949D MULTIFUNCTION VERY LOW DROPOUT VOLTAGE REGULATOR
L4949N MULTIFUNCTION VERY LOW DROPOUT VOLTAGE REGULATOR
L4949 MULTIFUNCTION VERY LOW DROPOUT VOLTAGE REGULATOR
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L4949DG 功能描述:低壓差穩(wěn)壓器 - LDO 5V 100mA w/Power-On Reset RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
L4949DG 制造商:ON Semiconductor 功能描述:Linear Voltage Regulator IC
L4949DR2 功能描述:低壓差穩(wěn)壓器 - LDO 5V 100mA w/Power-On RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
L4949DR2G 功能描述:低壓差穩(wěn)壓器 - LDO 5V 100mA w/Power-On Reset RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
L4949E 功能描述:低壓差穩(wěn)壓器 - LDO 5V Multifunction LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20