LM78M05CDTX/NOPB National Semiconductor, LM78M05CDTX/NOPB Datasheet

IC REG 3-TERM POSITIVE TO-252

LM78M05CDTX/NOPB

Manufacturer Part Number
LM78M05CDTX/NOPB
Description
IC REG 3-TERM POSITIVE TO-252
Manufacturer
National Semiconductor
Datasheet

Specifications of LM78M05CDTX/NOPB

Regulator Topology
Positive Fixed
Voltage - Output
5V
Voltage - Input
7.2 ~ 35 V
Number Of Regulators
1
Current - Output
500mA
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-252-2, DPak (2 Leads + Tab), TO-252AA, SC-63
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Dropout (typical)
-
Current - Limit (min)
-
Other names
*LM78M05CDTX
*LM78M05CDTX/NOPB
LM78M05CDTX

Available stocks

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Manufacturer
Quantity
Price
Part Number:
LM78M05CDTX/NOPB
Manufacturer:
NS/国半
Quantity:
20 000
Part Number:
LM78M05CDTX/NOPB
0
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Part Number:
LM78M05CDTX/NOPB
Quantity:
1 600
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Part Number:
LM78M05CDTX/NOPB
Quantity:
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© 2005 National Semiconductor Corporation
LM341/LM78MXX Series
3-Terminal Positive Voltage Regulators
General Description
The LM341 and LM78MXX series of three-terminal positive
voltage regulators employ built-in current limiting, thermal
shutdown, and safe-operating area protection which makes
them virtually immune to damage from output overloads.
With adequate heatsinking, they can deliver in excess of
0.5A output current. Typical applications would include local
(on-card) regulators which can eliminate the noise and de-
graded performance associated with single-point regulation.
Connection Diagrams
Order Number LM341T-5.0, LM341T-12, LM341T-15, LM78M05CT, LM78M12CT or LM78M15CT
Order Number LM78M05CH, LM78M12CH or LM78M15CH
DS010484
See NS Package Number TD03B
See NS Package Number H03A
See NS Package Number T03B
TO-39 Metal Can Package (H)
Order Number LM78M05CDT
TO-220 Power Package (T)
Bottom View
Top View
Top View
TO-252
Features
n Output current in excess of 0.5A
n No external components
n Internal thermal overload protection
n Internal short circuit current-limiting
n Output transistor safe-area compensation
n Available in TO-220, TO-39, and TO-252 D-PAK
n Output voltages of 5V, 12V, and 15V
packages
01048419
01048406
01048405
www.national.com
August 2005

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LM78M05CDTX/NOPB Summary of contents

Page 1

... Connection Diagrams Order Number LM78M05CH, LM78M12CH or LM78M15CH Order Number LM341T-5.0, LM341T-12, LM341T-15, LM78M05CT, LM78M12CT or LM78M15CT © 2005 National Semiconductor Corporation Features n Output current in excess of 0. external components n Internal thermal overload protection ...

Page 2

... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Lead Temperature (Soldering, 10 seconds) TO-39 Package (H) TO-220 Package (T) Storage Temperature Range Electrical Characteristics Limits in standard typeface are for T range. Limits are guaranteed by production testing or correlation techniques using standard Statistical Quality Control (SQC) methods ...

Page 3

Electrical Characteristics Limits in standard typeface are for T J range. Limits are guaranteed by production testing or correlation techniques using standard Statistical Quality Control (SQC) methods. (Continued) LM341-12, LM78M12C Unless otherwise specified 19V Symbol Parameter ...

Page 4

Schematic Diagram www.national.com 4 01048401 ...

Page 5

Typical Performance Characteristics Peak Output Current Ripple Rejection Output Voltage (Normalized 25˚C) J 01048410 01048412 01048414 5 Ripple Rejection 01048411 Dropout Voltage 01048413 Quiescent Current 01048415 www.national.com ...

Page 6

Typical Performance Characteristics Quiescent Current Line Transient Response Design Considerations The LM78MXX/LM341XX fixed voltage regulator series has built-in thermal overload protection which prevents the de- vice from being damaged due to excessive junction tem- perature. The regulators also contain internal ...

Page 7

Application Information FIGURE 1. Cross-sectional view of Integrated Circuit Mounted on a printed circuit board. Note that the case temperature is measured at the point where the leads contact with the mounting pad surface The next parameter which must be ...

Page 8

Application Information TABLE 1. θ Different Heatsink Area JA Layout *Tab of device attached to topside copper www.national.com (Continued) Copper Area 2 Top Sice ...

Page 9

Application Information FIGURE 3. θ vs. 2oz Copper Area for TO-252 JA FIGURE 4. Maximum Allowable Power Dissipation vs. Ambient Temperature for TO-252 (Continued) 01048420 FIGURE 5. Maximum Allowable Power Dissipation vs. Typical Application *Required if regulator input is more ...

Page 10

Physical Dimensions Order Number LM78M05CH, LM78M12CH or LM78M15CH Order Number LM341T-5.0, LM341T-12, LM341T-15, LM78M05CT, LM78M12CT or LM78M15CT www.national.com inches (millimeters) unless otherwise noted TO-39 Metal Can Package (H) NS Package Number H03A TO-220 Power Package (T) NS Package Number T03B ...

Page 11

... BANNED SUBSTANCE COMPLIANCE National Semiconductor manufactures products and uses packing materials that meet the provisions of the Customer Products Stewardship Specification (CSP-9-111C2) and the Banned Substances and Materials of Interest Specification (CSP-9-111S2) and contain no ‘‘Banned Substances’’ as defined in CSP-9-111S2. ...

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