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參數(shù)資料
| 型號： | NCV4949PDG |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 固定正電壓單路輸出LDO穩(wěn)壓器 |
| 英文描述： | 100 mA, 5.0V, LDO w/ Reset, Delay, and Early Warning |
| 中文描述： | 5 V FIXED POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PDSO8 |
| 封裝： | LEAD FREE, PLASTIC, SOIC-8 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大?。?/td> | 182K |
| 代理商： | NCV4949PDG |
L4949, NCV4949
http://onsemi.com
2
ABSOLUTE MAXIMUM RATINGS
Rating
Symbol
Value
Unit
DC Operating Supply Voltage
VCC
28
V
Transient Supply Voltage (t < 1.0 s)
VCC TR
40
V
Output Current
Iout
Internally
Limited
Output Voltage
Vout
20
V
Sense Input Current
ISI
±1.0
mA
Sense Input Voltage
VSI
VCC
Output Voltages
V
Reset Output
VReset
20
Sense Output
VSO
20
Output Currents
mA
Reset Output
IReset
5.0
Sense Output
ISO
5.0
Preregulator Output Voltage
VZ
7.0
V
Preregulator Output Current
IZ
5.0
mA
ESD Protection at any pin
V
Human Body Model
2000
Machine Model
400
Thermal Resistance, JunctiontoAir
RqJA
°C/W
P Suffix, DIP8 Plastic Package, Case 626
100
D Suffix, SOIC8 Plastic Package, Case 751
200
PD Suffix, SOIC8 EP Plastic Package, Case 751AC (Note 1)
85
D Suffix, SOIC20 Plastic Package, Case 751D
80
Operating Junction Temperature Range
TJ
40 to +150
°C
Storage Temperature Range
Tstg
65 to +150
°C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. Soldered to a 200 mm2 1 oz. copperclad FR4 board.
ELECTRICAL CHARACTERISTICS (VCC = 14 V, 40°C < TA < 125°C, unless otherwise specified.)
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (TA = 25°C, Iout = 1.0 mA)
Vout
4.95
5.0
5.05
V
Output Voltage (6.0 V < VCC < 28 V, 1.0 mA < Iout < 50 mA)
Vout
4.9
5.0
5.1
V
Output Voltage (VCC = 35 V, t < 1.0 s, 1.0 mA < Iout < 50 mA)
Vout
4.9
5.0
5.1
V
Dropout Voltage
Vdrop
V
Iout = 10 mA
0.1
0.25
Iout = 50 mA
0.2
0.40
Iout = 100 mA
0.3
0.50
Input to Output Voltage Difference in Undervoltage Condition
VIO
0.2
0.4
V
(VCC = 4.0 V, Iout = 35 mA)
Line Regulation (6.0 V < VCC < 28 V, Iout = 1.0 mA)
Regline
1.0
20
mV
Load Regulation (1.0 mA < Iout < 100 mA)
Regload
8.0
30
mV
Current Limit
ILim
mA
Vout = 4.5 V
105
200
400
Vout = 0 V
100
Quiescent Current (Iout = 0.3 mA, TA < 100°C)
IQSE
150
260
mA
Quiescent Current (Iout = 100 mA)
IQ
5.0
mA
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| NCV4949PDR2G | 功能描述:低壓差穩(wěn)壓器 - LDO 100mA 5V LDO VO 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 |
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