TPS2052DR Equivalent & Substitute Parts

Part Overview

The TPS2052DR is an active N-Channel power switch/driver manufactured by Texas Instruments, designed for general-purpose load switching applications. This 8-SOIC surface-mount device provides 1:2 output configuration with 500mA maximum output current and operates across a 2.7V to 5.5V load voltage range. The device is ROHS3 compliant and currently in active production status with 7,083 units in stock.

Substitute parts are identified when equivalent electrical performance can be maintained across critical switching parameters while accommodating different output configurations, input logic types, or packaging formats.

Key Parameters

Parameter	TPS2052DR Value
Number of Outputs	2
Output Type	N-Channel
Output Configuration	High Side
Voltage - Load	2.7V ~ 5.5V
Current - Output (Max)	500mA
Rds On (Typ)	80mOhm
Input Type	Non-Inverting
Fault Protection	Current Limiting (Fixed), Over Temperature, UVLO
Operating Temperature	-40°C ~ 85°C
Package / Case	8-SOIC (0.154", 3.90mm Width)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the TPS2052DR is determined by the following critical parameters:

Primary Matching Criteria:

Output Type: N-Channel
Output Configuration: High Side
Voltage - Load: 2.7V ~ 5.5V
Current - Output (Max): 500mA
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Fault Protection: Current Limiting (Fixed), Over Temperature, UVLO

Secondary Variation Parameters (Allow Substitution):

Number of Outputs: 1 or 2 (application-dependent)
Input Type: Non-Inverting or Inverting (logic design-dependent)
Rds On (Typ): 70mOhm to 105mOhm (within acceptable performance range)
Operating Temperature: -40°C ~ 85°C or -40°C ~ 125°C (automotive-grade variants acceptable)
Packaging Format: Cut Tape (CT), Tape & Reel (TR), or Digi-Reel® (supply chain flexibility)

Substitute parts from Diodes Incorporated (AP2152SG-13) are included based on manufacturer recommendation, despite P-Channel output type, when application requirements permit channel polarity variation.

Parameter Comparison

Part Number	Manufacturer	Number of Outputs	Output Type	Input Type	Rds On (Typ)	Current - Output (Max)	Operating Temperature	Packaging	Inventory
TPS2052DR	Texas Instruments	2	N-Channel	Non-Inverting	80mOhm	500mA	-40°C ~ 85°C	8-SOIC	7,083 Pcs
TPS2041BDR	Texas Instruments	1	N-Channel	Inverting	70mOhm	500mA	-40°C ~ 85°C	8-SOIC	20,400 Pcs
TPS2041DR	Texas Instruments	1	N-Channel	Inverting	80mOhm	500mA	-40°C ~ 85°C	8-SOIC	10,183 Pcs
TPS2042BDR	Texas Instruments	2	N-Channel	Inverting	70mOhm	500mA	-40°C ~ 85°C	8-SOIC	30,100 Pcs
TPS2042BQDRQ1	Texas Instruments	2	N-Channel	Inverting	105mOhm	500mA	-40°C ~ 125°C	8-SOIC	137,191 Pcs
TPS2042DR	Texas Instruments	2	N-Channel	Inverting	80mOhm	500mA	-40°C ~ 85°C	8-SOIC	78,668 Pcs
TPS2051BDR	Texas Instruments	1	N-Channel	Non-Inverting	70mOhm	500mA	-40°C ~ 85°C	8-SOIC	30,200 Pcs
TPS2051BQDRQ1	Texas Instruments	1	N-Channel	Non-Inverting	105mOhm	500mA	-40°C ~ 125°C	8-SOIC	2,725 Pcs
TPS2051DR	Texas Instruments	1	N-Channel	Non-Inverting	80mOhm	500mA	-40°C ~ 85°C	8-SOIC	86,969 Pcs
TPS2052BDR	Texas Instruments	2	N-Channel	Non-Inverting	70mOhm	500mA	-40°C ~ 85°C	8-SOIC	4,425 Pcs
AP2152SG-13	Diodes Incorporated	2	P-Channel	Non-Inverting	120mOhm	500mA	-40°C ~ 85°C	8-SOP	7,654 Pcs

Engineering Selection Recommendations

Direct Substitutes (Same Output Configuration):

TPS2052BDR is the primary direct substitute for TPS2052DR. Both devices feature 2-output N-Channel non-inverting configuration with identical load voltage range and current rating. The TPS2052BDR offers improved on-resistance (70mOhm vs. 80mOhm) and is available in Cut Tape & Digi-Reel® packaging format. Both are ROHS3 compliant and rated for -40°C to 85°C operation.

Substitutes with Output Configuration Change:

TPS2042DR and TPS2042BDR provide 2-output switching capability but employ inverting input logic. These devices maintain identical electrical performance specifications (500mA, 2.7V–5.5V) and 8-SOIC packaging. Selection requires circuit design accommodation for inverted control logic.

TPS2042BQDRQ1 extends the operating temperature range to -40°C to 125°C and includes AEC-Q100 automotive qualification. On-resistance increases to 105mOhm. This variant is suitable for automotive applications requiring extended temperature performance.

Substitutes with Output Count Change:

Single-output variants (TPS2051 series) are available for applications requiring only one switched output. TPS2051DR and TPS2051BDR maintain non-inverting input logic matching the TPS2052DR control interface. TPS2041DR and TPS2041BDR provide single-output inverting alternatives.

Cross-Manufacturer Alternative:

AP2152SG-13 (Diodes Incorporated) is listed as manufacturer-recommended substitute. This device features P-Channel output configuration and 8-SOP packaging. Selection requires verification that application circuit topology accommodates P-Channel switching and that the 8-SOP footprint is compatible with PCB layout constraints.

All recommended substitutes maintain ROHS3 compliance, MSL Level 1 moisture sensitivity, and identical fault protection architecture (current limiting, over-temperature, UVLO).

Frequently Asked Questions (FAQ)

Q: Can TPS2042DR replace TPS2052DR in my application?

A: TPS2042DR is electrically compatible if your circuit design accommodates inverting input logic. Both devices provide 2-output N-Channel switching at 500mA with identical load voltage range and 8-SOIC packaging. The primary difference is control signal polarity: TPS2052DR requires active-high input, while TPS2042DR requires active-low input.

Q: What is the difference between TPS2052BDR and TPS2052DR?

A: Both are 2-output N-Channel non-inverting switches in 8-SOIC packages with identical electrical specifications. TPS2052BDR offers lower on-resistance (70mOhm vs. 80mOhm) and is supplied in Cut Tape & Digi-Reel® format, while TPS2052DR packaging format is not specified. Functionally, TPS2052BDR is a direct replacement.

Q: Can I use a single-output device (TPS2051 series) instead of the 2-output TPS2052DR?

A: Single-output substitution is possible only if your application requires switching of a single load. TPS2051DR and TPS2051BDR provide identical non-inverting control logic and electrical performance. If your design requires independent control of two separate loads, a 2-output device is necessary.

Q: Is the AP2152SG-13 a suitable replacement?

A: AP2152SG-13 is manufacturer-recommended but requires circuit design verification. This Diodes Incorporated device uses P-Channel output topology instead of N-Channel, necessitating different gate drive voltage levels and control signal polarity. Additionally, the 8-SOP package differs from the 8-SOIC footprint. Substitution is valid only when application requirements permit these changes.

Q: What does "inverting" vs. "non-inverting" input mean for these switches?

A: Input type defines the control signal logic. Non-inverting devices (TPS2052, TPS2051 series) activate the output switch when the input signal is high. Inverting devices (TPS2042, TPS2041 series) activate the output switch when the input signal is low. Circuit design must accommodate the appropriate logic type for correct operation.

Q: Are automotive-grade variants (BQDRQ1) drop-in replacements?

A: Automotive variants (TPS2042BQDRQ1, TPS2051BQDRQ1) are functionally compatible but feature extended temperature range (-40°C to 125°C) and higher on-resistance (105mOhm). These are suitable replacements only when the application operates within the extended temperature range and can tolerate increased on-resistance. AEC-Q100 qualification is required for automotive applications.

Q: Does packaging format affect electrical performance?

A: No. Cut Tape (CT), Tape & Reel (TR), and Digi-Reel® formats contain identical die and electrical specifications. Packaging format selection is determined by assembly process requirements and supply chain logistics, not electrical performance.

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