LM2931AZ5 Fairchild Semiconductor, LM2931AZ5 Datasheet

IC REG LDO 5V 0.1A TO-92

LM2931AZ5

Manufacturer Part Number
LM2931AZ5
Description
IC REG LDO 5V 0.1A TO-92
Manufacturer
Fairchild Semiconductor
Datasheet

Specifications of LM2931AZ5

Regulator Topology
Positive Fixed
Voltage - Output
5V
Voltage - Input
Up to 33V
Voltage - Dropout (typical)
0.1V @ 100mA
Number Of Regulators
1
Current - Output
100mA
Operating Temperature
-40°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-92-3 (Standard Body), TO-226
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-

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Features
• Limited input voltage and high efficiency.
• Internal thermal over load protection.
• 60V load dump protection.
• Output current up to 0.1A.
Internal Block Diagram
©2001 Fairchild Semiconductor Corporation
LM2931A
Low Dropout Voltage Regulator
Input
GND
V
3
2
I
START
THERMAL SHUTDOWN
OVER VOLTAGE
PROTECTION
PASS ELEMENT
0.6V MAX DROP
CURRENT LIMIT
Description
LM2931A is a fixed 3-terminal low dropout voltage
regulator designed to need very low quiescent current.
Internally, implemented circuits include 60V load dump
protection, -50V reverse transient short circuit and thermal
over load protection.
TO-92
1: Output 2: GND 3: Input
1
REFERENCE VOLTAGE
+
_
www.fairchildsemi.com
Output
V
1
O
Rev. 1.0.0

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LM2931AZ5 Summary of contents

Page 1

... OVER VOLTAGE PROTECTION START THERMAL SHUTDOWN GND 2 ©2001 Fairchild Semiconductor Corporation Description LM2931A is a fixed 3-terminal low dropout voltage regulator designed to need very low quiescent current. Internally, implemented circuits include 60V load dump protection, -50V reverse transient short circuit and thermal over load protection ...

Page 2

LM2931A Absolute Maximum Ratings Parameter Input Voltage Over Protection Voltage Operating Temperature Range Maximum Junction Temperature Storage Temperature Range Electrical Characteristics (V =14V, I =10mA, C =100 Parameter Symbol Output Voltage ( ...

Page 3

Typical Perfomance Characteristics FIG.1 Output Voltage vs. Input Voltage Input voltage Vin (V) Figure 1. Output Voltage vs. Input Voltage FIG.3 Ripple Rejection vs. Output Voltage ...

Page 4

LM2931A Typical Application • required if regulator is located an appreciable distance from power supply filter. • Co improves stability . LM2931A V KA76L05 100 F 0.1 F ...

Page 5

Mechanical Dimensions Package +0.25 4.58 –0.15 0.46 0.10 1.27TYP [1.27 ] 0.20 3.60 0.20 Dimensions in millimeters TO-92 1.27TYP [1.27 ] 0.20 (R2.29) LM2931A +0.10 0.38 –0.05 5 ...

Page 6

... LM2931A Ordering Information Product Number Package LM2931AZ5 TO-92 6 Operating Temperature - 125 C ...

Page 7

LM2931A 7 ...

Page 8

... LM2931A DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. ...

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