L4949D ON Semiconductor, L4949D Datasheet - Page 2

• Manufacturer Part Number: L4949D
• Description: IC REG LDO 5V 100MA RST 8-SOIC
• Manufacturer: ON Semiconductor

Specifications of L4949D

• Regulator Topology: Positive Fixed
• Voltage - Output: 5V
• Voltage - Input: Up to 28V
• Voltage - Dropout (typical): 0.3V @ 100mA
• Number Of Regulators: 1
• Current - Output: 100mA
• Current - Limit (min): 105mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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 mm
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
DC Operating Supply Voltage
Transient Supply Voltage (t < 1.0 s)
Output Current
Output Voltage
Sense Input Current
Sense Input Voltage
Output Voltages
Output Currents
Preregulator Output Voltage
Preregulator Output Current
ESD Protection at any pin
Thermal Resistance, Junction−to−Air
Operating Junction Temperature Range
Storage Temperature Range
Output Voltage (T
Output Voltage (6.0 V < V
Output Voltage (V
Dropout Voltage
Input to Output Voltage Difference in Undervoltage Condition
Line Regulation (6.0 V < V
Load Regulation (1.0 mA < I
Current Limit
Quiescent Current (I
Quiescent Current (I
Reset Output
Sense Output
Reset Output
Sense Output
Human Body Model
Machine Model
P Suffix, DIP−8 Plastic Package, Case 626
D Suffix, SOIC−8 Plastic Package, Case 751
PD Suffix, SOIC−8 EP Plastic Package, Case 751AC (Note 1)
D Suffix, SOIC−20 Plastic Package, Case 751D
I
I
I
(V
V
V
out
out
out
out
out
CC
= 10 mA
= 50 mA
= 100 mA
= 4.5 V
= 0 V
= 4.0 V, I
out
A
CC
= 35 mA)
= 25°C, I
out
out
= 35 V, t < 1.0 s, 1.0 mA < I
2
= 0.3 mA, T
= 100 mA)
1 oz. copper−clad FR−4 board.
CC
CC
out
out
< 28 V, 1.0 mA < I
< 28 V, I
Characteristic
< 100 mA)
= 1.0 mA)
A
< 100°C)
out
= 1.0 mA)
(V
Rating
CC
= 14 V, −40°C < T
out
out
< 50 mA)
< 50 mA)
http://onsemi.com
A
< 125°C, unless otherwise specified.)
2
Symbol
Reg
Reg
V
I
V
V
V
V
I
QSE
drop
Lim
I
out
out
out
Q
IO
load
line
Symbol
V
V
4.95
I
Min
105
R
4.9
4.9
V
CC TR
V
V
Reset
T
Reset
I
I
V
V
−
−
−
−
−
−
−
−
−
I
T
out
SO
I
−
−
qJA
stg
CC
out
SI
SO
Z
SI
Z
J
Typ
200
100
150
5.0
5.0
5.0
0.1
0.2
0.3
0.2
1.0
8.0
−
−40 to +150
−65 to +150
Internally
Limited
Value
2000
±1.0
V
400
100
200
5.0
5.0
7.0
5.0
28
40
20
20
20
85
80
CC
Max
5.05
0.25
0.40
0.50
400
260
5.1
5.1
0.4
5.0
20
30
−
°C/W
Unit
Unit
mA
mA
mA
mV
mV
mA
mA
°C
°C
mA
V
V
V
V
V
V
V
V
V
V
V
−
−