INA206AIPWR Equivalent & Substitute Parts

Part Overview

The INA206AIPWR is a high-side current monitor IC manufactured by Texas Instruments, designed for power management applications. This Surface Mount device operates across an input voltage range of -16V to 80V with ±4.6% accuracy and delivers a 1mA output signal. The part is Active status and widely used in battery management, power supply monitoring, and load current measurement circuits. Substitute parts are necessary when addressing inventory constraints, lead time requirements, or specific application certifications such as automotive qualification.

Key Parameters

Parameter	Value
Manufacturer Part Number	INA206AIPWR
Manufacturer	Texas Instruments
Category	Power Management (PMIC)
Function	Current Monitor
Sensing Method	High-Side
Accuracy	±4.6%
Voltage - Input	-16V ~ 80V
Current - Output	1mA
Operating Temperature	-40°C ~ 125°C
Package / Case	14-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Product Status	Active

Substitute Part Grouping Explanation

Substitution of the INA206AIPWR is determined by strict equivalence across the following critical parameters:

Sensing Method: High-Side (all substitutes maintain this specification)
Accuracy: ±4.6% (all substitutes match this tolerance)
Voltage - Input Range: -16V ~ 80V (all substitutes support this range)
Current - Output: 1mA (all substitutes deliver identical output current)
Operating Temperature: -40°C ~ 125°C (all substitutes operate within this range)
Package / Case: 14-TSSOP (0.173", 4.40mm Width) (all substitutes use identical package)
Mounting Type: Surface Mount (all substitutes are surface mount)
RoHS Status: ROHS3 Compliant (all substitutes maintain compliance)

The substitute parts differ primarily in their base product numbers (INA203, INA205, INA207, INA208) and, in one case, automotive qualification level. All four substitutes are parametrically equivalent and functionally interchangeable within the specified electrical and mechanical constraints.

Parameter Comparison

Parameter	INA206AIPWR	INA203AQPWRQ1	INA205AIPWR	INA207AIPWR	INA208AIPWR
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Function	Current Monitor	Current Monitor	Current Monitor	Current Monitor	Current Monitor
Sensing Method	High-Side	High-Side	High-Side	High-Side	High-Side
Accuracy	±4.6%	±4.6%	±4.6%	±4.6%	±4.6%
Voltage - Input	-16V ~ 80V	-16V ~ 80V	-16V ~ 80V	-16V ~ 80V	-16V ~ 80V
Current - Output	1mA	1mA	1mA	1mA	1mA
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C
Package / Case	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active	Active
Automotive Grade	Standard	AEC-Q100 Qualified	Standard	Standard	Standard

Engineering Selection Recommendations

All four substitute parts maintain identical electrical and mechanical specifications to the INA206AIPWR. Selection between these parts should be based on the following factors:

INA203AQPWRQ1: This substitute carries AEC-Q100 automotive qualification, making it the appropriate choice for automotive applications requiring formal qualification documentation. Packaging is available in Cut Tape (CT) and Digi-Reel® formats.

INA205AIPWR: This substitute offers the highest inventory availability (13,936 pcs) among all options and is packaged in standard Tape & Reel (TR) format, suitable for high-volume production environments.

INA207AIPWR: This substitute is available in Tape & Reel (TR) packaging with moderate inventory levels (1,960 pcs).

INA208AIPWR: This substitute is available in Tape & Reel (TR) packaging with inventory of 4,540 pcs.

All parts are Active status and ROHS3 compliant. Selection should prioritize application requirements (automotive vs. industrial), packaging format preference, and inventory availability.

Frequently Asked Questions (FAQ)

Q: Are all substitute parts pin-compatible with the INA206AIPWR?

A: Yes. All substitute parts use the identical 14-TSSOP package with 0.173" width and 4.40mm dimensions, ensuring direct pin-for-pin compatibility on PCB layouts.

Q: Can INA203AQPWRQ1 be used in non-automotive applications?

A: Yes. The INA203AQPWRQ1 is a superset of the INA206AIPWR specification, carrying additional automotive qualification (AEC-Q100). It functions identically in standard industrial applications while providing additional certification documentation if required.

Q: What is the difference between Tape & Reel (TR) and Cut Tape (CT) packaging?

A: Tape & Reel (TR) packaging is used for automated pick-and-place assembly in high-volume production. Cut Tape (CT) is used for lower-volume or manual assembly processes. Both formats contain identical components; the difference is in delivery and handling format only.

Q: Do all substitutes operate across the full -16V to 80V input voltage range?

A: Yes. All substitute parts are specified for -16V ~ 80V input voltage operation, maintaining identical voltage handling capability to the INA206AIPWR.

Q: Are there any temperature range differences between the main part and substitutes?

A: No. All parts, including the main INA206AIPWR and all four substitutes, operate across the identical -40°C ~ 125°C temperature range.

Q: Which substitute should be selected for maximum inventory availability?

A: INA205AIPWR offers the highest inventory level at 13,936 pcs, followed by INA206AIPWR at 12,100 pcs.

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