L4938N STMicroelectronics, L4938N Datasheet - Page 3

• Manufacturer Part Number: L4938N
• Description: Linear Regulators - Standard Dual 5V Very LDO
• Manufacturer: STMicroelectronics

Specifications of L4938N

• Polarity: Positive
• Number Of Outputs: 2
• Output Type: Selectable
• Output Voltage: 5 V
• Output Current: 5 mA
• Line Regulation: 20 mV
• Load Regulation: 50 mV
• Dropout Voltage (max): 0.4 V
• Input Voltage Max: 28 V
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 55 C
• Package / Case: PDIP-16
• Maximum Power Dissipation: 875 mW
• Mounting Style: Through Hole
• Reference Voltage: 1.23 V
• Voltage Regulation Accuracy: 2 %
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ABSOLUTE MAXIMUM RATINGS
Note : The circuit is ESD protected according to MIL–STD–883C.
APPLICATION CIRCUIT
V
Symbol
I
RES
RES
T
j
V
, T
I
V
P
I
EN
C
SI
EN
, V
, I
D
S
S
stg
SO
SO
1 F ; C
DC Supply Voltage
Transient Supply Voltage (T < 1s)
Junction and Storage Temperature Range
Sense Input Current (V
Enable Input Current (V
Enable Input Voltage
Reset and Sense Output Voltage
Reset and Sense Output Current
Power Dissipation
01
6 F ; C
C
S
02
V
V
EN
S1
S2
SI
10 F, ESR < 10
1.23V
SI
EN
REFERENCE
0.3V or V
0.3V)
Parameter
(optional)
RESET
SENSE
at 10KHz
SI
> V
1.23V
REG1
REG2
S
)
2
2.0V
L4938N - L4938ND - L4938NPD
1.23V
–55 to 150
D94AT144A
Value
875
28
40
V
20
5
1
1
S
V
V
ADJ
CT
RES
SO
GND
O1
O2
R
R
C
C
CT
RES
SO
O1
O2
V
O1
Unit
mW
mA
mA
mA
V
V
V
C
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