TV06B640JB-HF Equivalent & Substitute Parts

Part Overview

The TV06B640JB-HF is a Transient Voltage Suppressor (TVS) diode manufactured by Comchip Technology, designed for general-purpose overvoltage protection applications. This surface-mount component operates with a 64V reverse standoff voltage and provides 103V maximum clamping voltage at peak pulse current. The part is currently active in production with full RoHS3 compliance and unlimited moisture sensitivity rating. Substitute parts are identified to address inventory availability, lead time requirements, or specific packaging preferences while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Manufacturer Part Number	TV06B640JB-HF
Manufacturer	Comchip Technology
Category	Transient Voltage Suppressors (TVS)
Type	Zener
Voltage - Reverse Standoff (Typ)	64V
Voltage - Breakdown (Min)	71.1V
Voltage - Clamping (Max) @ Ipp	103V
Current - Peak Pulse (10/1000µs)	5.83A
Power - Peak Pulse	600W
Bidirectional Channels	1
Package / Case	DO-214AA (SMB)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the TV06B640JB-HF are qualified based on the following electrical and mechanical parameters:

Critical Matching Parameters:

Voltage - Reverse Standoff (Typ): 64V
Voltage - Breakdown (Min): 71.1V
Voltage - Clamping (Max) @ Ipp: 103V
Current - Peak Pulse (10/1000µs): 5.8A to 5.83A
Power - Peak Pulse: 600W
Package / Case: DO-214AA (SMB)
Mounting Type: Surface Mount
Type: Zener
Bidirectional Channels: 1

All identified substitute parts maintain these electrical specifications within the allowed tolerances for the product category. Packaging variations (Tape & Reel, Cut Tape, Digi-Reel) do not affect electrical performance and are selected based on procurement and assembly requirements.

Parameter Comparison

Parameter	TV06B640JB-HF (Comchip)	SMBJ64CA (Meritek)	SMBJ64CA-13-F (Diodes Inc)	SMBJ64CA-TP (Micro Commercial)
Voltage - Reverse Standoff (Typ)	64V	64V	64V	64V
Voltage - Breakdown (Min)	71.1V	71.1V	71.1V	71.1V
Voltage - Clamping (Max) @ Ipp	103V	103V	103V	103V
Current - Peak Pulse (10/1000µs)	5.83A	5.83A	5.8A	5.8A
Power - Peak Pulse	600W	600W	600W	600W
Package / Case	DO-214AA (SMB)	DO-214AA (SMB)	DO-214AA (SMB)	DO-214AA (SMB)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Type	Zener	Zener	Zener	Zener
Bidirectional Channels	1	1	1	1
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All substitute parts listed maintain full electrical equivalence to the TV06B640JB-HF within the specified parameter tolerances. Selection among these alternatives is determined by:

Availability and Lead Time: SMBJ64CA (Meritek) offers the highest inventory level at 35,400 units, providing optimal availability for high-volume procurement. SMBJ64CA-TP (Micro Commercial Co) provides 3,900 units with Tape & Reel packaging matching the original part's packaging format. SMBJ64CA-13-F (Diodes Incorporated) offers 1,337 units in Cut Tape and Digi-Reel formats.

Compliance and Certifications: All substitute parts maintain ROHS3 compliance, REACH unaffected status, and MSL 1 rating, ensuring compatibility with standard manufacturing and storage requirements.

Packaging Considerations: The original TV06B640JB-HF uses Tape & Reel packaging. SMBJ64CA-TP preserves this packaging format. SMBJ64CA and SMBJ64CA-13-F offer alternative packaging options suitable for different assembly workflows.

Operating Temperature Range: SMBJ64CA-TP supports -55°C to 175°C (TJ), providing the widest operating range. SMBJ64CA and SMBJ64CA-13-F support -55°C to 150°C (TJ), which covers standard industrial applications.

Frequently Asked Questions (FAQ)

Q: Can SMBJ64CA substitute for TV06B640JB-HF in all applications?

A: Yes. SMBJ64CA maintains identical electrical parameters: 64V reverse standoff, 71.1V breakdown minimum, 103V clamping maximum, and 5.83A peak pulse current. Both are surface-mount Zener TVS diodes in DO-214AA (SMB) packaging with ROHS3 compliance and MSL 1 rating.

Q: What is the difference between SMBJ64CA-13-F and SMBJ64CA-TP?

A: Both parts are electrically equivalent with 64V standoff and 103V clamping specifications. The primary differences are manufacturer (Diodes Incorporated vs. Micro Commercial Co), packaging format (Cut Tape/Digi-Reel vs. Tape & Reel), and peak pulse current specification (5.8A vs. 5.8A). SMBJ64CA-TP supports a higher operating temperature range (-55°C to 175°C vs. -55°C to 150°C).

Q: Are there any mechanical compatibility issues when substituting these parts?

A: No. All substitute parts use the DO-214AA (SMB) package with surface-mount configuration, ensuring identical PCB footprint and assembly compatibility with the original TV06B640JB-HF.

Q: Which substitute part should be selected for high-volume production?

A: SMBJ64CA (Meritek) is recommended for high-volume applications due to the highest available inventory (35,400 units) and consistent lead time performance.

Q: Do all substitute parts meet the same compliance standards?

A: Yes. All substitute parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (unlimited) moisture sensitivity rating, matching the original part's compliance profile.

Q: What is the significance of the peak pulse current specification difference (5.83A vs. 5.8A)?

A: Both specifications fall within the acceptable tolerance range for this TVS diode category and do not affect functional compatibility. The 5.83A specification represents the typical peak pulse current rating for the 64V/103V clamping configuration.

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