L4949EP STMicroelectronics, L4949EP Datasheet - Page 8

• Manufacturer Part Number: L4949EP
• Description: IC VREG VLDO MULTIFUNCT SO-SO2
• Manufacturer: STMicroelectronics

Specifications of L4949EP

• 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): 120mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 28 V
• Output Voltage: 5 V
• Output Type: Fixed
• Dropout Voltage (max): 0.5 V
• Output Current: 100 mA
• Line Regulation: 20 mV
• Load Regulation: 30 mV
• Voltage Regulation Accuracy: 1 %
• Maximum Operating Temperature: + 150 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Reference Voltage: 1.23 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical specifications
2.3
Table 5.
1.
2.
Table 6.
8/19
Symbol
Symbol
V
With this test we guarantee that with no output current the output voltage will not exceed 5.5V
I
Foldback characteristic
V
V
V
CTth, hy
outh
I
V
V
V
V
I
V
QSE
t
I
V
V
V
OLO
LIM
CTth
I
RTH
RD
RH
DP
OL
Q
RT
RL
IO
O
O
O
(1)
Electrical characteristics
V
Electrical characteristics
Reset
Output voltage
Output voltage
Output voltage
Dropout voltage
Input to output voltage
difference in undervoltage
condition
Max output leakage
Line regulation
Load regulation
Current limit
Quiescent current
Quiescent current
Reset threshold voltage
Reset threshold hysteresis
Reset pulse delay
Reset output low voltage
Reset output high leakage
current
Delay comparator threshold
Delay comparator threshold
hysteresis
S
= 14 V; -40 °C < T
Parameter
Parameter
j
< 125 °C unless otherwise specified
T
6 V < V
V
T < 1 s; 5 mA < I
I
I
I
V
V
6 V < V
1 mA < I
V
V
V
I
I
O
O
O
O
O
J
IN
IN
IN
O
O
O
= 10 mA
= 50 mA
= 100 mA
= 0.3 mA; T
= 100 mA
= 25 °C; I
= 4.5 V
= 4.5 V; T
= 0 V
= 40 V;
= 4 V, I
= 25 V, V
C
R
V
Doc ID 4275 Rev 6
IN
IN
RES
T
RES
O
(2)
= 100 nF; T
< 28 V, 1 mA < I
< 28 V; I
< 100 mA
O
Test condition
= 10 KΩ to V
= 5 V
O
= 35 mA
O
J
Test condition
= 1 mA
J
= 25 °C
= 5.5 V
< 100 °C
O
O
< 100 mA
= 1 mA
R
≥ 100 µs
O
O
V
< 50 mA
S
≥ 1.5V
Min.
Min.
4.95
4.90
4.75
105
120
20
50
55
0.5V
Typ.
Typ.
VO -
100
200
100
200
100
100
0.1
0.2
0.3
50
5
5
2
Max.
Max.
5.05
5.10
5.25
0.25
400
400
300
200
180
0.4
0.5
0.4
0.4
80
20
30
5
1
L4949E
Unit
Unit
mV
mV
mA
mA
mA
mA
mV
mV
ms
µA
µA
µA
V
V
V
V
V
V
V
V
V
V