TPD4E001DRLR Equivalent & Substitute Parts

Part Overview

The TPD4E001DRLR is a transient voltage suppressor (TVS) diode manufactured by Texas Instruments, designed for power line protection in Ethernet applications. This steering TVS diode features a 5.5V reverse standoff voltage and 100W peak pulse power rating in a surface mount SOT-563 package. The part is currently in active production status with substantial inventory availability (125,100 pcs). Equivalent and substitute parts are identified based on matching electrical characteristics, package compatibility, and functional application requirements for TVS protection circuits.

Key Parameters

Parameter	TPD4E001DRLR
Manufacturer	Texas Instruments
Category	Transient Voltage Suppressors (TVS)
Type	Steering (Rail to Rail)
Unidirectional Channels	4
Voltage - Reverse Standoff (Typ)	5.5V (Max)
Voltage - Breakdown (Min)	11V
Power - Peak Pulse	100W
Power Line Protection	Yes
Applications	Ethernet
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	SOT-563, SOT-666
Product Status	Active
RoHS Status	ROHS3 Compliant
MSL	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the TPD4E001DRLR is determined by the following critical parameters:

Steering TVS diode topology with 4 unidirectional channels
Surface mount package compatibility (SOT-563 or SOT-666)
Power line protection capability
Operating temperature range support (-40°C minimum)
RoHS3 compliance and MSL Level 1 rating
Voltage standoff and breakdown characteristics within acceptable application range

The three identified substitute parts meet these core substitution criteria while maintaining functional equivalence for Ethernet protection applications.

Parameter Comparison

Parameter	TPD4E001DRLR (TI)	CM1213A-04S7 (onsemi)	D1213A-04V-7 (Diodes Inc.)	PJE5V0U8TB6_R1_00001 (Panjit)
Type	Steering (Rail to Rail)	Steering (Rail to Rail)	Steering (Rail to Rail)	Steering (Rail to Rail)
Unidirectional Channels	4	4	4	4
Voltage - Reverse Standoff (Typ)	5.5V (Max)	3.3V	3.3V	5V (Max)
Voltage - Breakdown (Min)	11V	6V	6V	6V
Voltage - Clamping (Max) @ Ipp	—	10V (Typ)	10V (Typ)	35V
Current - Peak Pulse (10/1000µs)	—	1A (8/20µs)	5A (8/20µs)	5A (8/20µs)
Power - Peak Pulse	100W	—	—	—
Power Line Protection	Yes	Yes	Yes	Yes
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	SOT-563, SOT-666	6-TSSOP, SC-88, SOT-363	SOT-563, SOT-666	SOT-563, SOT-666
Product Status	Active	Last Time Buy	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

D1213A-04V-7 (Diodes Incorporated) is the primary substitute for the TPD4E001DRLR. This part maintains active product status, offers identical SOT-563 package compatibility, and provides extended operating temperature range (-55°C to 150°C junction temperature). The part carries AEC-Q101 automotive qualification, supporting applications requiring automotive-grade reliability. Current inventory of 3,148 pcs supports immediate procurement.

PJE5V0U8TB6_R1_00001 (Panjit International Inc.) serves as an alternative substitute with active product status and extended temperature range. This part features low capacitance (0.8pF @ 1MHz maximum), making it suitable for high-speed signal protection in DVI, Ethernet, and USB applications. Inventory availability of 5,911 pcs supports production requirements.

CM1213A-04S7 (onsemi) is identified as a substitute but carries Last Time Buy product status, indicating discontinued production. This part features a different package variant (SC-70-6) compared to the primary part's SOT-563 specification. Selection of this part should account for end-of-life considerations and package compatibility verification.

Frequently Asked Questions (FAQ)

Q: Can the CM1213A-04S7 be used as a direct replacement for the TPD4E001DRLR?

A: The CM1213A-04S7 shares the same steering TVS diode topology and 4-channel configuration. However, the package differs (SC-70-6 versus SOT-563), requiring PCB layout modification. Additionally, the part is in Last Time Buy status, limiting long-term availability. The D1213A-04V-7 is preferred for direct substitution due to identical package compatibility and active production status.

Q: What are the voltage differences between the main part and substitutes?

A: The TPD4E001DRLR specifies 5.5V reverse standoff voltage. The CM1213A-04S7 and D1213A-04V-7 both feature 3.3V standoff voltage, suitable for lower-voltage protection circuits. The PJE5V0U8TB6_R1_00001 provides 5V standoff voltage, closely matching the original specification. Application voltage requirements determine appropriate substitute selection.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All identified substitute parts (CM1213A-04S7, D1213A-04V-7, and PJE5V0U8TB6_R1_00001) are ROHS3 compliant with MSL Level 1 rating, matching the original TPD4E001DRLR specifications.

Q: Which substitute offers the best temperature performance?

A: Both D1213A-04V-7 and PJE5V0U8TB6_R1_00001 support extended operating temperature range (-55°C to 150°C junction temperature) compared to the TPD4E001DRLR (-40°C to 85°C ambient temperature). These parts are suitable for applications requiring wider temperature operation.

Q: Does package compatibility affect substitution?

A: Yes. The D1213A-04V-7 and PJE5V0U8TB6_R1_00001 maintain SOT-563 package compatibility with the original part, allowing direct PCB placement without layout modification. The CM1213A-04S7 uses SC-70-6 package, requiring PCB redesign for implementation.

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