SC4215JSETRT Linear Voltage Regulator Equivalent & Substitute Parts

Part Overview

The SC4215JSETRT is an active linear voltage regulator IC manufactured by Semtech, classified as a Power Management (PMIC) component. This positive adjustable output regulator delivers 2A continuous current and operates across an input voltage range up to 6V with output adjustability from 0.5V to 5.6V. The device is currently in active production status with 34,280 units in stock. Linear voltage regulators of this specification are essential in applications requiring stable, low-noise power delivery with minimal component count and cost-effective thermal management.

Key Parameters

Parameter	SC4215JSETRT
Manufacturer	Semtech
Output Configuration	Positive
Output Type	Adjustable (Fixed)
Number of Regulators	1
Voltage - Input (Max)	6V
Voltage - Output (Min/Fixed)	0.5V
Voltage - Output (Max)	5.6V
Current - Output	2A
Voltage Dropout (Max)	0.4V @ 2A
Operating Temperature	-40°C ~ 125°C
Package / Case	8-SOIC (0.154", 3.90mm Width) Exposed Pad
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Product Status	Active

Substitute Part Grouping Explanation

Substitution eligibility for the SC4215JSETRT is determined by the following critical parameters:

Output configuration (positive polarity)
Output type (adjustable capability)
Single regulator topology
Operating temperature range (-40°C ~ 125°C)
Surface mount 8-pin package with compatible pinout
Compliance certifications (ROHS3, REACH Unaffected, EAR99)

The TPS7A7002DDAR from Texas Instruments qualifies as a substitute based on matching output configuration, adjustable output type, single regulator design, identical operating temperature range, compatible 8-pin surface mount package footprint (8-PowerSOIC with 0.154" width), and equivalent regulatory compliance. The substitute part exceeds the output current specification (3A vs. 2A) and provides enhanced protection features including Under Voltage Lockout (UVLO), making it suitable for applications requiring the SC4215JSETRT's electrical characteristics.

Parameter Comparison

Parameter	SC4215JSETRT (Semtech)	TPS7A7002DDAR (Texas Instruments)
Output Configuration	Positive	Positive
Output Type	Adjustable (Fixed)	Adjustable
Number of Regulators	1	1
Voltage - Input (Max)	6V	6.5V
Voltage - Output (Min/Fixed)	0.5V	0.5V
Voltage - Output (Max)	5.6V	5V
Current - Output	2A	3A
Voltage Dropout (Max)	0.4V @ 2A	0.38V @ 2A
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C
Package / Case	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-PowerSOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active
Protection Features	Over Current, Over Temperature, Reverse Polarity, Soft Start	Over Current, Over Temperature, Under Voltage Lockout (UVLO)

Engineering Selection Recommendations

Both the SC4215JSETRT and TPS7A7002DDAR are active production components with ROHS3 compliance and REACH Unaffected status, meeting current regulatory requirements for industrial and commercial applications. The TPS7A7002DDAR provides superior output current capability (3A versus 2A) and marginally lower dropout voltage (0.38V versus 0.4V at 2A), making it suitable for applications where the SC4215JSETRT reaches current limits or where additional thermal headroom is beneficial. The maximum output voltage specification of the TPS7A7002DDAR (5V) is lower than the SC4215JSETRT (5.6V), requiring verification that target output voltages remain within the 0.5V to 5V range. Both devices maintain identical operating temperature ranges and surface mount package compatibility with 0.154" width, enabling direct PCB layout substitution in most applications.

Frequently Asked Questions (FAQ)

Q: Can the TPS7A7002DDAR directly replace the SC4215JSETRT on existing PCBs?

A: The TPS7A7002DDAR uses an 8-PowerSOIC package with 0.154" width, matching the SC4215JSETRT's 8-SOIC footprint width. Pin compatibility and functional equivalence support direct substitution on PCBs designed for the SC4215JSETRT, provided the output voltage requirement does not exceed 5V.

Q: What is the primary difference in output current capability?

A: The TPS7A7002DDAR delivers 3A continuous output current compared to the SC4215JSETRT's 2A specification. Applications requiring currents between 2A and 3A benefit from the increased headroom and reduced thermal stress of the substitute part.

Q: Are there differences in protection features between these parts?

A: The SC4215JSETRT includes Reverse Polarity and Soft Start protection, while the TPS7A7002DDAR includes Under Voltage Lockout (UVLO). Both provide Over Current and Over Temperature protection. Application-specific requirements determine which protection feature set is necessary.

Q: What is the maximum output voltage for each regulator?

A: The SC4215JSETRT supports output voltages up to 5.6V, while the TPS7A7002DDAR supports up to 5V. Applications requiring output voltages between 5V and 5.6V must use the SC4215JSETRT.

Q: Do both parts meet current compliance standards?

A: Both the SC4215JSETRT and TPS7A7002DDAR are ROHS3 compliant, REACH Unaffected, and classified as EAR99 for export control purposes, meeting current regulatory requirements for commercial and industrial applications.

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