PS392EPE Equivalent & Substitute Parts

Part Overview

The PS392EPE is a 4-circuit SPST-NO IC switch manufactured by Diodes Incorporated, designed for signal routing and switching applications in interface circuits. This component features a 45Ohm on-state resistance and operates across a wide supply voltage range of 3V to 15V (single supply) or ±3V to ±8V (dual supply). The part is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations.

Key Parameters

Parameter	PS392EPE
Manufacturer	Diodes Incorporated
Switch Circuit Type	SPST - NO
Number of Circuits	4
Multiplexer/Demultiplexer Configuration	1:1
On-State Resistance (Max)	45Ohm
Channel-to-Channel Matching (ΔRon)	500mOhm
Voltage - Supply, Single (V+)	3V ~ 15V
Voltage - Supply, Dual (V±)	±3V ~ 8V
Switch Time - Ton (Max)	130ns
Switch Time - Toff (Max)	75ns
-3dB Bandwidth	100MHz
Charge Injection	3pC
Channel Capacitance (CS(off), CD(off))	12pF, 12pF
Current - Leakage (IS(off)) (Max)	100pA
Crosstalk	-90dB @ 1MHz
Operating Temperature Range	-40°C ~ 85°C
Package / Case	16-DIP (0.300", 7.62mm)
Mounting Type	Through Hole
RoHS Status	RoHS non-compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the PS392EPE is determined by strict adherence to the following electrical and mechanical parameters:

Critical Compatibility Parameters:

Switch circuit type: SPST - NO (single-pole, single-throw, normally open)
Number of circuits: 4
Multiplexer/demultiplexer configuration: 1:1
Package type: 16-DIP (0.300", 7.62mm) through-hole mounting
Pin count and footprint: 16-PDIP

Electrical Performance Boundaries:

On-state resistance must not exceed the application's maximum allowable value
Supply voltage ranges must encompass the system's operating requirements
Switch timing parameters (Ton, Toff) must meet signal routing speed requirements
Leakage current specifications must satisfy low-power or precision circuit demands
Operating temperature range must cover the deployment environment

The PS392EPE specifies a 45Ohm maximum on-state resistance with a 500mOhm channel-to-channel matching specification. Substitute parts must maintain electrical compatibility within these constraints while preserving the 16-DIP package footprint for direct board-level replacement.

Parameter Comparison

Parameter	PS392EPE	ALD4202MPCL	MAX4552CPE+
Manufacturer	Diodes Incorporated	Advanced Linear Devices Inc.	Analog Devices Inc./Maxim Integrated
Product Status	Obsolete	Active	Obsolete
Switch Circuit Type	SPST - NO	SPST - NO	SPST - NO
Number of Circuits	4	4	4
Multiplexer/Demultiplexer Configuration	1:1	1:1	1:1
On-State Resistance (Max)	45Ohm	135Ohm	120Ohm
Channel-to-Channel Matching (ΔRon)	500mOhm	2.7Ohm	1Ohm
Voltage - Supply, Single (V+)	3V ~ 15V	3V ~ 12V	2V ~ 12V
Voltage - Supply, Dual (V±)	±3V ~ 8V	±1.5V ~ 6V	±2V ~ 6V
Switch Time - Ton (Max)	130ns	240ns	110ns
Switch Time - Toff (Max)	75ns	130ns	90ns
Charge Injection	3pC	2pC	2pC
Channel Capacitance (CS(off), CD(off))	12pF, 12pF	3pF, 3pF	4.6pF, 3pF
Current - Leakage (IS(off)) (Max)	100pA	100pA	1nA
Crosstalk	-90dB @ 1MHz	-90dB @ 100kHz	-90dB @ 100kHz
Operating Temperature Range	-40°C ~ 85°C	0°C ~ 70°C	0°C ~ 70°C
Package / Case	16-DIP (0.300", 7.62mm)	16-DIP (0.300", 7.62mm)	16-DIP (0.300", 7.62mm)
Mounting Type	Through Hole	Through Hole	Through Hole
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

ALD4202MPCL (Advanced Linear Devices Inc.)

The ALD4202MPCL is an active product with ROHS3 compliance, providing long-term availability and regulatory alignment for new designs. This part maintains the 16-DIP package footprint and 4-circuit SPST-NO configuration. The on-state resistance of 135Ohm exceeds the PS392EPE specification; applications requiring lower resistance operation must evaluate circuit impact. The ALD4202MPCL operates within a reduced temperature range (0°C to 70°C) compared to the PS392EPE (-40°C to 85°C), limiting deployment in extended temperature environments. Supply voltage ranges are constrained to 3V to 12V (single) and ±1.5V to ±6V (dual), requiring verification against system requirements. Switch timing is slower (240ns Ton, 130ns Toff) than the PS392EPE. The lower channel capacitance (3pF) and reduced charge injection (2pC) provide improved signal integrity characteristics.

MAX4552CPE+ (Analog Devices Inc./Maxim Integrated)

The MAX4552CPE+ is classified as obsolete but maintains ROHS3 compliance. This part preserves the 16-DIP package and 4-circuit SPST-NO topology. The on-state resistance of 120Ohm exceeds the PS392EPE specification; circuit analysis is required for applications sensitive to resistance variation. Operating temperature range is restricted to 0°C to 70°C, eliminating use in extended temperature applications. Supply voltage ranges are 2V to 12V (single) and ±2V to ±6V (dual). Switch timing is superior to the PS392EPE (110ns Ton, 90ns Toff), supporting higher-speed signal routing. Channel capacitance (4.6pF) and charge injection (2pC) are improved. Leakage current is elevated at 1nA maximum compared to 100pA for the PS392EPE.

Frequently Asked Questions (FAQ)

Q: Can the ALD4202MPCL or MAX4552CPE+ directly replace the PS392EPE in existing designs?

A: Direct replacement requires verification of on-state resistance impact. Both substitutes specify higher on-state resistance (135Ohm and 120Ohm respectively) compared to the PS392EPE (45Ohm). Circuit analysis must confirm that increased resistance does not degrade signal quality, introduce unacceptable voltage drops, or violate timing specifications. The 16-DIP package footprint is identical, enabling physical board-level substitution.

Q: What are the temperature range limitations of the substitute parts?

A: Both ALD4202MPCL and MAX4552CPE+ operate within 0°C to 70°C, compared to the PS392EPE range of -40°C to 85°C. Applications requiring operation below 0°C or above 70°C cannot use these substitutes without thermal management modifications or alternative component selection.

Q: How do supply voltage ranges compare?

A: The PS392EPE supports 3V to 15V (single supply) and ±3V to ±8V (dual supply). The ALD4202MPCL supports 3V to 12V (single) and ±1.5V to ±6V (dual). The MAX4552CPE+ supports 2V to 12V (single) and ±2V to ±6V (dual). Systems operating at 15V single supply or ±8V dual supply cannot use either substitute without voltage regulation modifications.

Q: What is the significance of RoHS compliance differences?

A: The PS392EPE is RoHS non-compliant, while both ALD4202MPCL and MAX4552CPE+ are ROHS3 compliant. New designs subject to RoHS regulations must use compliant substitutes. Existing systems using non-compliant components may continue operation without regulatory impact.

Q: How do switch timing parameters affect circuit performance?

A: The PS392EPE specifies 130ns Ton and 75ns Toff. The ALD4202MPCL specifies 240ns Ton and 130ns Toff (slower). The MAX4552CPE+ specifies 110ns Ton and 90ns Toff (comparable). Applications with strict timing requirements or high-frequency signal routing must evaluate whether slower switching times introduce unacceptable delays or signal distortion.

Q: Are there differences in leakage current specifications?

A: The PS392EPE and ALD4202MPCL both specify 100pA maximum leakage. The MAX4552CPE+ specifies 1nA maximum leakage, which is 10 times higher. Precision analog circuits or low-power applications sensitive to leakage current must account for this difference.

Q: Can these parts be used interchangeably in high-frequency applications?

A: The PS392EPE specifies -3dB bandwidth of 100MHz. The ALD4202MPCL and MAX4552CPE+ do not specify bandwidth values. Applications operating near or above 100MHz require detailed frequency response analysis before substitution.

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