L4949ED STMicroelectronics, L4949ED Datasheet - Page 9

• Manufacturer Part Number: L4949ED
• Description: IC VREG VLDO MULTIFUNCT SO-8
• Manufacturer: STMicroelectronics

Specifications of L4949ED

• 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: 8-SOIC (3.9mm 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

L4949E
Table 7.
Table 8.
Symbol
Symbol
V
V
I
V
V
I
SH
I
sth
SI
SL
Z
st
Z
Sense
Preregulator
Sense low threshold
Sense threshold hysteresis
Sense output low voltage
Sense output leakage
Sense input current
Preregulator output voltage
Preregulator output current
Parameter
Parameter
V
R
V
V
I
Doc ID 4275 Rev 6
Z
SI
SO
SI
SO
= 10 µA
≤ 1.16 V; V
= 0
= 5 V; V
= 10 KΩ to V
Test condition
Test condition
SI
S
≥ 1.5 V
≥ 3 V
O
Min.
Min.
1.16
-20
4.5
20
Electrical specifications
Typ.
1.23
Typ.
100
-8
5
Max.
Max.
1.35
200
0.4
10
-3
1
6
Unit
Unit
mV
µA
µA
µA
V
V
V
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