L4949ED STMicroelectronics, L4949ED Datasheet - Page 7

• 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
2
2.1
2.2
Electrical specifications
Absolute maximum ratings
Table 3.
1.
Thermal data
Table 4.
V
I
Symbol
RES
RES
Symbol
R
V
R
V
V
The circuit is ESD protected according to MIL-STD-883C.
V
T
TJSD
V
SIDC
th j-amb
V
th j-pins
SDC
T
STR
I
I
CT
stg
O
Z
, V
, I
O
Z
J
SO
SO
DC operating supply voltage
Transient supply voltage (T < 1s)
Output current
Output voltage
Output voltage
Output current
Preregulator output voltage
Preregulator output current
Junction temperature
Storage temperature range
Reset delay voltage
Sense input voltage
Absolute maximum ratings
Thermal data
Thermal Resistance Junction-ambient (max)
Thermal Resistance Junction-pins (max)
Thermal Shutdown Junction temperature
Description
Doc ID 4275 Rev 6
Parameter
(1)
SO-8
200
Internally limited
Electrical specifications
-40 to +150
-55 to +150
165
Value
28
40
20
20
28
5
7
7
5
SO20L
50
15
°C/W
°C/W
Unit
Unit
°C
mA
mA
°C
°C
V
V
V
V
V
V
V
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