TC54VC4202ECB713 Equivalent & Substitute Parts

Part Overview

The TC54VC4202ECB713 is a single-channel power management supervisor IC manufactured by Microchip Technology, designed for power-on reset and simple reset applications. This device operates as a push-pull, totem pole output supervisor with an active-low reset configuration and a 4.2V voltage threshold. The component is currently in active product status with full RoHS3 compliance and unlimited moisture sensitivity rating.

Substitute parts become necessary when the primary component experiences supply constraints, end-of-life transitions, or when alternative packaging formats better suit specific manufacturing requirements.

Substiute Parts

TC54VC4202ECB713

Microchip TechnologyIn Stock: 1546TC54VC4202ECB713 Datasheet

Current PartRFQ

NJU7701F44-TE1

Nisshinbo Micro Devices Inc.In Stock: 1218NJU7701F44-TE1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the TC54VC4202ECB713 is determined by the following critical parameters:

• Functional Type: Simple Reset/Power-On Reset supervisor with single-channel voltage monitoring
• Output Configuration: Push-Pull, Totem Pole topology
• Reset Logic: Active Low operation
• Voltage Threshold: 4.2V monitoring capability
• Operating Temperature Range: -40°C ~ 85°C
• Mounting Type: Surface Mount technology
• Package Compatibility: SOT-23 family variants

The NJU7701F44-TE1 meets the core functional requirements as a single-channel supervisor with identical output configuration, reset logic, and operating temperature range. However, critical differences exist in voltage threshold specification (4.4V vs. 4.2V), package format (SOT-23-5 vs. SOT-23-3), and product lifecycle status.

Parameter Comparison

Engineering Selection Recommendations

The TC54VC4202ECB713 is the preferred component for new designs due to its active product status and full RoHS3 compliance. This ensures long-term availability and regulatory alignment with current environmental standards.

The NJU7701F44-TE1 may be considered only in legacy system maintenance scenarios where existing designs already incorporate this component. Selection of this substitute introduces two material constraints: the voltage threshold differential (4.4V vs. 4.2V) requires circuit-level validation to confirm functional compatibility, and the RoHS non-compliant status may conflict with procurement or regulatory requirements in certain applications.

The package format difference (SOT-23-5 vs. SOT-23-3) necessitates PCB layout modification and cannot be accommodated through direct footprint compatibility.

Frequently Asked Questions (FAQ)

Q: Can the NJU7701F44-TE1 be used as a direct replacement for the TC54VC4202ECB713?

A: Direct replacement is not possible due to package incompatibility (SOT-23-5 vs. SOT-23-3) and voltage threshold difference (4.4V vs. 4.2V). PCB redesign and circuit validation are required.

Q: What is the significance of the voltage threshold difference between these parts?

A: The TC54VC4202ECB713 monitors at 4.2V while the NJU7701F44-TE1 monitors at 4.4V. This 0.2V difference affects the reset trigger point and must be evaluated against system power supply specifications and reset timing requirements.

Q: Why is the NJU7701F44-TE1 listed as obsolete?

A: Obsolete status indicates the manufacturer has discontinued production. Existing inventory may be available through authorized distributors, but long-term supply cannot be guaranteed.

Q: Does the RoHS non-compliant status of the NJU7701F44-TE1 affect its functionality?

A: RoHS compliance status does not impact electrical performance. However, it may restrict use in applications subject to RoHS regulations or procurement policies requiring compliant components.

Q: Are the output configurations identical between these parts?

A: Yes. Both devices feature push-pull, totem pole output configuration with active-low reset logic, ensuring functional equivalence in output behavior when voltage thresholds are compatible with system requirements.