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ZXCT213ADW-7 Equivalent & Substitute Parts Reference
Part Overview
The ZXCT213ADW-7 is a current monitor regulator integrated circuit manufactured by Diodes Incorporated, classified as a Power Management (PMIC) component. This high/low-side current sensing device operates across a 2.7V to 26V input voltage range with ±0.8% accuracy and is housed in a 6-TSSOP (SOT-363) surface mount package. The component is Active in product status and ROHS3 compliant. Substitute parts are identified when equivalent electrical parameters, package specifications, and functional characteristics align with the original component, enabling direct replacement in circuit designs without performance degradation.
Substiute Parts
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 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the ZXCT213ADW-7 is determined by strict alignment of the following critical parameters:
Primary Substitution Criteria:
- 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
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
All identified substitute parts maintain identical electrical specifications and package configurations. Differences in product grade (automotive vs. standard) and qualification status (AEC-Q100 vs. unqualified) do not affect functional substitution but indicate application-specific suitability. Parts within the ZXCT21x and ZXCT21xQ series sharing these parameters are direct equivalents.
Parameter Comparison
| Part Number | Manufacturer | Function | Sensing Method | Accuracy | Voltage Input | Operating Temp | Package | Grade | Qualification | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|
| ZXCT213ADW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Standard | Unqualified | 3652 |
| ZXCT210ADW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Automotive | AEC-Q100 | 3680 |
| ZXCT210BDW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Automotive | AEC-Q100 | 3610 |
| ZXCT210QADW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Automotive | AEC-Q100 | 3889 |
| ZXCT210QBDW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Automotive | AEC-Q100 | 3772 |
| ZXCT211ADW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Standard | Unqualified | 3626 |
| ZXCT211BDW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Standard | Unqualified | 3863 |
| ZXCT211QADW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Automotive | AEC-Q100 | 3891 |
| ZXCT211QBDW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Automotive | AEC-Q100 | 3695 |
| ZXCT212ADW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Standard | Unqualified | 3784 |
| ZXCT212BDW-7 | Diodes Incorporated | Current Monitor | High/Low-Side | ±0.8% | 2.7V ~ 26V | -40°C ~ 125°C | SOT-363 | Standard | Unqualified | 3754 |
Engineering Selection Recommendations
For Standard Industrial Applications: The ZXCT213ADW-7, ZXCT211ADW-7, ZXCT211BDW-7, ZXCT212ADW-7, and ZXCT212BDW-7 are unqualified standard-grade components suitable for general-purpose current monitoring circuits. These parts maintain full electrical equivalence and identical package specifications. Selection among these variants depends on circuit design requirements and internal configuration differences within the ZXCT21x series.
For Automotive and High-Reliability Applications: The ZXCT210ADW-7, ZXCT210BDW-7, ZXCT210QADW-7, ZXCT210QBDW-7, ZXCT211QADW-7, and ZXCT211QBDW-7 are automotive-grade components qualified to AEC-Q100 standards. These parts are appropriate for automotive power management systems, industrial control circuits requiring enhanced reliability, and applications subject to stringent quality requirements. The "Q" designation in part numbers (ZXCT21xQ series) indicates automotive qualification.
Inventory Availability: All substitute parts maintain active product status with comparable stock levels. Selection based on immediate availability is supported by the provided inventory data.
Frequently Asked Questions (FAQ)
Q1: Can ZXCT213ADW-7 be directly replaced with ZXCT210ADW-7?
A: Yes. Both components share identical electrical specifications (±0.8% accuracy, 2.7V–26V input range, -40°C to 125°C operating temperature), high/low-side sensing method, and SOT-363 package configuration. The primary difference is that ZXCT210ADW-7 carries automotive-grade qualification (AEC-Q100), making it suitable for automotive applications where ZXCT213ADW-7 is not qualified.
Q2: What is the difference between standard-grade and automotive-grade variants?
A: Standard-grade parts (ZXCT21x series without "Q") are unqualified for automotive use. Automotive-grade parts (ZXCT21xQ series) meet AEC-Q100 qualification standards, ensuring compliance with automotive reliability and quality requirements. Electrical performance is identical across both grades.
Q3: Are all substitute parts compatible with the same PCB footprint?
A: Yes. All listed substitute parts use the 6-TSSOP (SOT-363) surface mount package with identical pin configurations and land patterns. Direct PCB substitution is supported without layout modifications.
Q4: What does the suffix letter (A, B, Q) in the part number indicate?
A: The suffix letter represents internal configuration variants within the ZXCT21x current monitor family. All variants maintain the same external electrical specifications, accuracy, voltage range, and temperature operating range. Selection among variants depends on specific circuit design requirements and internal sensing configurations.
Q5: Can substitute parts be mixed in production inventory?
A: Yes, provided the application requirements align with the selected part's grade and qualification status. For non-automotive applications, any standard-grade variant is interchangeable. For automotive applications, only AEC-Q100 qualified variants (automotive-grade) should be used.
Q6: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with modern manufacturing processes and environmental regulations.
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