LM78S40CN

Obsolete

IC REG BUCK BST ADJ 1.5A 16PDIP

Obsolete

IC REG BUCK BST ADJ 1.5A 16PDIP

Description

General part information

Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 1.5A (Switch) 16-DIP (0.300", 7.62mm)

Parameters and characteristics for this part

Specification	LM78S40CN

Current - Output	1.5 A
Frequency - Switching (Max)	100 kHz
Frequency - Switching (Min)	100 Hz
Function	Step-Up, Step-Down
Mounting Type	Through Hole
Number of Outputs	1
Operating Temperature (Max)	70 °C
Operating Temperature (Min)	0 °C
Output Configuration	Positive or Negative, Positive, Negative
Output Type	Adjustable
Package Length	0.3 in
Package Name	16-DIP, 16-PDIP
Package Width	7.62 mm
Synchronous Rectifier	No
Topology	Buck, Boost
Voltage - Input (Max)	40 V
Voltage - Input (Min)	2.5 V
Voltage - Output (Max)	40 V
Voltage - Output (Min/Fixed)	1.25 V

Part	Operating Temperature (Max)	Operating Temperature (Min)	Output Type	Number of Outputs	Voltage - Input (Max)	Current - Output	Voltage - Input (Min)	Function	Frequency - Switching (Min)	Frequency - Switching (Max)	Mounting Type	Package Length	Package Name	Package Width	Voltage - Output (Max)	Topology	Voltage - Output (Min/Fixed)	Synchronous Rectifier	Output Configuration
Texas Instruments LM78S40N	125 °C	-40 °C	Adjustable	1	40 V	1.5 A	2.5 V	Step-Down Step-Up	100 Hz	100 kHz	Through Hole	0.3 in	16-DIP 16-PDIP	7.62 mm	40 V	Boost Buck	1.25 V	No	Negative Positive Positive or Negative
Texas Instruments LM78S40CN	70 °C	0 °C	Adjustable	1	40 V	1.5 A	2.5 V	Step-Down Step-Up	100 Hz	100 kHz	Through Hole	0.3 in	16-DIP 16-PDIP	7.62 mm	40 V	Boost Buck	1.25 V	No	Negative Positive Positive or Negative
Texas Instruments LM78S40CN/NOPB	70 °C	0 °C	Adjustable	1	40 V	1.5 A	2.5 V	Step-Down Step-Up	100 Hz	100 kHz	Through Hole	0.3 in	16-DIP 16-PDIP	7.62 mm	40 V	Boost Buck	1.25 V	No	Negative Positive Positive or Negative
Texas Instruments LM78S40N/NOPB	125 °C	-40 °C	Adjustable	1	40 V	1.5 A	2.5 V	Step-Down Step-Up	100 Hz	100 kHz	Through Hole	0.3 in	16-DIP 16-PDIP	7.62 mm	40 V	Boost Buck	1.25 V	No	Negative Positive Positive or Negative

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