Datasheets
LM78S40N by:

IC 1.5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDIP16, PLASTIC, DIP-16, Switching Regulator or Controller

Part Details for LM78S40N by National Semiconductor Corporation

Overview of LM78S40N by National Semiconductor Corporation

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Price & Stock for LM78S40N

Part # Distributor Description Stock Price Buy
Bristol Electronics   Min Qty: 4 5
  • 4 $1.5000
$1.5000 Buy Now
Quest Components Swithed-Mode Power Supply Controller, Voltage Mode Type, Bi-Polar, 16 Pin, Plastic, DIP 4
  • 1 $2.0000
  • 4 $1.6000
$1.6000 / $2.0000 Buy Now

Part Details for LM78S40N

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LM78S40N Part Data Attributes

LM78S40N National Semiconductor Corporation
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LM78S40N National Semiconductor Corporation IC 1.5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDIP16, PLASTIC, DIP-16, Switching Regulator or Controller
Rohs Code No
Part Life Cycle Code Transferred
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP
Package Description PLASTIC, DIP-16
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Analog IC - Other Type SWITCHING REGULATOR
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 40 V
Input Voltage-Min 2.5 V
Input Voltage-Nom 5 V
JESD-30 Code R-PDIP-T16
JESD-609 Code e0
Length 21.755 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 16
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 1.5 A
Package Body Material PLASTIC/EPOXY
Package Code DIP
Package Equivalence Code DIP16,.3
Package Shape RECTANGULAR
Package Style IN-LINE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 5.08 mm
Supply Current-Max (Isup) 5.5 mA
Surface Mount NO
Switcher Configuration BOOST
Switching Frequency-Max 100 kHz
Technology BIPOLAR
Temperature Grade AUTOMOTIVE
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 40
Width 7.62 mm

Alternate Parts for LM78S40N

This table gives cross-reference parts and alternative options found for LM78S40N. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM78S40N, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
LM78S40N 1.5A SWITCHING REGULATOR, 100kHz SWITCHING FREQ-MAX, PDIP16, PLASTIC, DIP-16 Texas Instruments LM78S40N vs LM78S40N
LM78S40CN Universal Switching Regulator Subsystem 16-PDIP -55 to 125 Texas Instruments LM78S40N vs LM78S40CN
LM78S40CN/NOPB IC 1.5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDIP16, PLASTIC, DIP-16, Switching Regulator or Controller National Semiconductor Corporation LM78S40N vs LM78S40CN/NOPB
Part Number Description Manufacturer Compare
ISL6406IB SWITCHING CONTROLLER, 770 kHz SWITCHING FREQ-MAX, PDSO16, PLASTIC, MS-012-AC, SOIC-16 Rochester Electronics LLC LM78S40N vs ISL6406IB
CS5156GD16 1.5 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16, SOIC-16 Rochester Electronics LLC LM78S40N vs CS5156GD16
MB3759PF Switching Controller, Voltage-mode, 0.25A, 300kHz Switching Freq-Max, BIPolar, PDSO16, PLASTIC, SOP-16 FUJITSU Limited LM78S40N vs MB3759PF
MB3759Z 0.25A SWITCHING CONTROLLER, 300kHz SWITCHING FREQ-MAX, CDIP16, CERDIP-16 FUJITSU Semiconductor Limited LM78S40N vs MB3759Z
CS5157HGD16G 1.5 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16, LEAD FREE, SOIC-16 Rochester Electronics LLC LM78S40N vs CS5157HGD16G
CS5150GD16 1.5A SWITCHING CONTROLLER, 1000kHz SWITCHING FREQ-MAX, PDSO16, SOIC-16 Rochester Electronics LLC LM78S40N vs CS5150GD16
HIP6008CB SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16, PACKAGE-16 Rochester Electronics LLC LM78S40N vs HIP6008CB
TL494CD 0.5A SWITCHING CONTROLLER, 200kHz SWITCHING FREQ-MAX, PDSO16, PLASTIC, SO-16 Motorola Mobility LLC LM78S40N vs TL494CD
KA7500B 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP16, DIP-16 Rochester Electronics LLC LM78S40N vs KA7500B
TL494CDR2 0.5A SWITCHING CONTROLLER, 200kHz SWITCHING FREQ-MAX, PDSO16, PLASTIC, SO-16 Motorola Mobility LLC LM78S40N vs TL494CDR2

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