ZXCT210ADW-7 Equivalent & Substitute Parts

Part Overview

The ZXCT210ADW-7 is an integrated circuit current monitor manufactured by Diodes Incorporated, classified as a Power Management (PMIC) component. This high/low-side current monitor operates across an input voltage range of 2.7V to 26V with ±0.8% accuracy and is housed in a 6-TSSOP (SOT-363) surface mount package. The device is qualified to AEC-Q100 automotive standards and maintains active product status. Equivalent and substitute parts are identified to support design flexibility, inventory management, and supply chain continuity while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Manufacturer	Diodes Incorporated
Category	Power Management (PMIC)
Function	Current Monitor
Sensing Method	High/Low-Side
Accuracy	±0.8%
Voltage - Input Range	2.7V ~ 26V
Operating Temperature	-40°C ~ 125°C (TA)
Package / Case	6-TSSOP, SC-88, SOT-363
Mounting Type	Surface Mount
Grade	Automotive
Qualification	AEC-Q100
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ZXCT210ADW-7 are identified based on strict electrical and mechanical parameter matching. All substitute parts share the following critical parameters with the main part:

Substitution Criteria:

Identical function: Current Monitor
Identical sensing method: High/Low-Side
Identical accuracy: ±0.8%
Identical input voltage range: 2.7V ~ 26V
Identical operating temperature range: -40°C ~ 125°C
Identical package: 6-TSSOP, SC-88, SOT-363
Identical mounting type: Surface Mount
Identical RoHS compliance: ROHS3 Compliant
Identical MSL rating: 1 (Unlimited)
Identical manufacturer: Diodes Incorporated

Substitute parts are grouped into two categories based on automotive qualification status:

Category A - Automotive Qualified (AEC-Q100): ZXCT210BDW-7, ZXCT210QADW-7, ZXCT210QBDW-7, ZXCT211QADW-7, ZXCT211QBDW-7, ZXCT212QADW-7

Category B - Non-Automotive Qualified: ZXCT211ADW-7, ZXCT211BDW-7, ZXCT212ADW-7, ZXCT212BDW-7

Parameter Comparison

Part Number	Manufacturer	Function	Sensing Method	Accuracy	Input Voltage	Temp Range	Package	Grade	AEC-Q100	Inventory (Pcs)
ZXCT210ADW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Automotive	Yes	3680
ZXCT210BDW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Automotive	Yes	3610
ZXCT210QADW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Automotive	Yes	3889
ZXCT210QBDW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Automotive	Yes	3772
ZXCT211ADW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Standard	No	3626
ZXCT211BDW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Standard	No	3863
ZXCT211QADW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Automotive	Yes	3891
ZXCT211QBDW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Automotive	Yes	3695
ZXCT212ADW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Standard	No	3784
ZXCT212BDW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Standard	No	3754
ZXCT212QADW-7	Diodes Inc.	Current Monitor	High/Low-Side	±0.8%	2.7V~26V	-40°C~125°C	SOT-363	Automotive	Yes	3867

Engineering Selection Recommendations

For Automotive Applications (AEC-Q100 Required):

Use ZXCT210BDW-7, ZXCT210QADW-7, ZXCT210QBDW-7, ZXCT211QADW-7, ZXCT211QBDW-7, or ZXCT212QADW-7. These parts maintain full automotive qualification and AEC-Q100 compliance identical to the ZXCT210ADW-7. Selection among these qualified alternatives is based on inventory availability and internal design specifications that differentiate the ZXCT21x series variants.

For Non-Automotive Applications:

ZXCT211ADW-7, ZXCT211BDW-7, ZXCT212ADW-7, and ZXCT212BDW-7 are electrically and mechanically equivalent but lack automotive qualification. These parts are suitable for industrial, consumer, and commercial applications where AEC-Q100 certification is not required.

Compliance Considerations:

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and identical electrical specifications. Selection should prioritize parts with active product status and adequate inventory levels for supply chain reliability.

Frequently Asked Questions (FAQ)

Q1: Can ZXCT210ADW-7 be replaced with ZXCT211ADW-7?

A: Electrically and mechanically, yes. Both parts share identical function, accuracy (±0.8%), input voltage range (2.7V~26V), operating temperature (-40°C~125°C), and SOT-363 package. However, ZXCT211ADW-7 lacks AEC-Q100 automotive qualification. Use ZXCT211ADW-7 only in non-automotive applications or where automotive certification is not required.

Q2: What is the difference between ZXCT210QADW-7 and ZXCT210BDW-7?

A: Both parts are automotive qualified (AEC-Q100) with identical electrical and mechanical parameters. The "Q" designation in ZXCT210QADW-7 indicates membership in the ZXCT21xQ series, while ZXCT210BDW-7 belongs to the standard ZXCT21x series. Functionally, they are equivalent for all specified parameters.

Q3: Are all substitute parts in the same package?

A: Yes. All listed substitute parts use the 6-TSSOP (SC-88, SOT-363) surface mount package. PCB layout and footprint compatibility is maintained across all substitutes.

Q4: Which substitute part has the highest inventory availability?

A: ZXCT210QADW-7 has the highest inventory at 3889 pieces, followed by ZXCT212QADW-7 at 3867 pieces. Inventory levels should be verified at time of procurement.

Q5: Can non-automotive qualified parts be used in automotive designs?

A: No. Automotive applications requiring AEC-Q100 compliance must use qualified parts: ZXCT210BDW-7, ZXCT210QADW-7, ZXCT210QBDW-7, ZXCT211QADW-7, ZXCT211QBDW-7, or ZXCT212QADW-7. Non-qualified alternatives do not meet automotive standards.

Q6: Are all parts ROHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, matching the ZXCT210ADW-7 environmental specifications.

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