MP2735DQG-LF-P Equivalent & Substitute Parts

Part Overview

The MP2735DQG-LF-P is a 2-circuit SPDT (Single Pole Double Throw) IC switch manufactured by Monolithic Power Systems Inc., designed for low-impedance signal routing applications. This interface component operates across a supply voltage range of 1.65V to 5.5V and features a maximum on-state resistance of 450mOhm with 50MHz bandwidth capability. The part is currently in active production status with 1,081 units available in new original inventory. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, procurement lead times, or packaging format preferences.

Key Parameters

Parameter	Value
Switch Circuit Configuration	SPDT (Single Pole Double Throw)
Number of Circuits	2
Multiplexer/Demultiplexer Circuit	2:1
On-State Resistance (Max)	450mOhm
Channel-to-Channel Matching (ΔRon)	10mOhm
Supply Voltage Range	1.65V ~ 5.5V
Switch Time (Ton/Toff Max)	36ns / 30ns
-3dB Bandwidth	50MHz
Channel Capacitance (CS(off), CD(off))	55pF
Leakage Current (IS(off) Max)	40nA
Crosstalk	-70dB @ 100kHz
Operating Temperature Range	-40°C ~ 85°C
Package Type	10-VFQFN (1.4x1.8mm)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the MP2735DQG-LF-P are identified based on strict electrical and mechanical parameter equivalence. The substitution criteria are:

Electrical Parameters (Must Match):

Switch circuit configuration: SPDT with 2 circuits in 2:1 multiplexer/demultiplexer topology
On-state resistance: 450mOhm maximum
Channel-to-channel matching: 10mOhm
Supply voltage range: 1.65V ~ 5.5V
Switch timing: 36ns (Ton) / 30ns (Toff) maximum
Bandwidth: 50MHz (-3dB)
Channel capacitance: 55pF
Leakage current: 40nA maximum
Crosstalk: -70dB @ 100kHz
Operating temperature: -40°C ~ 85°C

Mechanical Parameters (Must Match):

Package type: 10-VFQFN (1.4x1.8mm)
Mounting type: Surface Mount

Compliance Parameters (Must Match):

RoHS3 compliance
MSL 1 rating
REACH unaffected status

All identified substitutes meet these criteria without exception.

Parameter Comparison

Parameter	MP2735DQG-LF-P	MP2736DQG-LF-P	MP2736DQG-LF-Z
Manufacturer	Monolithic Power Systems Inc.	Monolithic Power Systems Inc.	Monolithic Power Systems
Switch Circuit	SPDT	SPDT	SPDT
Number of Circuits	2	2	2
Multiplexer/Demultiplexer	2:1	2:1	2:1
On-State Resistance (Max)	450mOhm	450mOhm	450mOhm
Channel-to-Channel Matching	10mOhm	10mOhm	10mOhm
Supply Voltage Range	1.65V ~ 5.5V	1.65V ~ 5.5V	1.65V ~ 5.5V
Switch Time (Ton/Toff Max)	36ns / 30ns	36ns / 30ns	36ns / 30ns
-3dB Bandwidth	50MHz	50MHz	50MHz
Channel Capacitance	55pF	55pF	55pF
Leakage Current (Max)	40nA	40nA	40nA
Crosstalk	-70dB @ 100kHz	-70dB @ 100kHz	-70dB @ 100kHz
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Package Type	10-VFQFN (1.4x1.8mm)	10-VFQFN (1.4x1.8mm)	10-VFQFN (1.4x1.8mm)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active
Inventory (New Original)	1,081 Pcs	760 Pcs	1,091 Pcs

Engineering Selection Recommendations

All three parts—MP2735DQG-LF-P, MP2736DQG-LF-P, and MP2736DQG-LF-Z—are active production components with identical electrical specifications and mechanical packaging. Selection between these parts should be based on:

Packaging Format: The MP2735DQG-LF-P is supplied in standard packaging, while MP2736DQG-LF-P and MP2736DQG-LF-Z are supplied in Tape & Reel (TR) format. Choose based on your assembly process requirements.

Compliance Certification: All parts maintain ROHS3 compliance, MSL 1 rating, and REACH unaffected status, making them suitable for equivalent applications without regulatory constraints.

Inventory Availability: MP2736DQG-LF-Z offers the highest inventory level at 1,091 units, followed by MP2735DQG-LF-P at 1,081 units, and MP2736DQG-LF-P at 760 units. Procurement decisions may factor inventory depth for supply chain continuity.

Frequently Asked Questions (FAQ)

Q: Can MP2736DQG-LF-P or MP2736DQG-LF-Z be used as direct replacements for MP2735DQG-LF-P?

A: Yes. All three parts share identical electrical parameters, including on-state resistance, bandwidth, switching time, and operating temperature range. The primary difference is packaging format (standard versus Tape & Reel). Direct substitution is electrically and mechanically valid.

Q: What is the difference between MP2736DQG-LF-P and MP2736DQG-LF-Z?

A: Both parts are electrically and mechanically identical. The suffix difference (-P versus -Z) indicates different packaging or supplier designations. Both are supplied in Tape & Reel format and maintain identical electrical specifications.

Q: Are there any thermal or performance differences between these parts?

A: No. All three parts operate across the same temperature range (-40°C ~ 85°C) and deliver identical electrical performance metrics including crosstalk, leakage current, and bandwidth specifications.

Q: Which part should I select for high-volume production?

A: Selection should be based on your assembly equipment compatibility with packaging formats. MP2736DQG-LF-P and MP2736DQG-LF-Z in Tape & Reel format are optimized for automated pick-and-place assembly. Verify your feeder compatibility before committing to volume orders.

Q: Do all parts meet the same compliance standards?

A: Yes. All three parts are ROHS3 compliant, carry MSL 1 rating, and are REACH unaffected. They are suitable for equivalent applications without additional compliance verification.

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