CPDQC5V0C-HF Equivalent & Substitute Parts

Part Overview

The CPDQC5V0C-HF is a 5V Zener transient voltage suppressor (TVS) diode manufactured by Comchip Technology in SOD-923 surface mount packaging. This bidirectional TVS diode is designed for general-purpose transient voltage protection applications with a 5V reverse standoff voltage, 14.5V maximum clamping voltage, and 4A peak pulse current rating (8/20µs). The device is ROHS3 compliant with unlimited moisture sensitivity level (MSL 1) and remains in active product status. Equivalent and substitute parts are identified based on matching or superior electrical performance within the same functional category, maintaining compatibility with the original application requirements.

Key Parameters

Parameter	Value
Manufacturer Part Number	CPDQC5V0C-HF
Manufacturer	Comchip Technology
Category	Transient Voltage Suppressors (TVS)
Type	Zener
Voltage - Reverse Standoff (Typ)	5V (Max)
Voltage - Breakdown (Min)	6.1V
Voltage - Clamping (Max) @ Ipp	14.5V
Current - Peak Pulse (10/1000µs)	4A (8/20µs)
Power - Peak Pulse	58W
Capacitance @ Frequency	25pF @ 1MHz
Mounting Type	Surface Mount
Package / Case	SOD-923
Supplier Device Package	0402C/SOD-923F
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the CPDQC5V0C-HF are selected based on the following critical electrical and mechanical parameters:

Primary Matching Criteria:

Voltage - Reverse Standoff: 5V (Max)
Voltage - Clamping (Max) @ Ipp: 14V to 25V range
Current - Peak Pulse (8/20µs): 4A or greater
Type: Zener, Bidirectional
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant
MSL: 1 (Unlimited)
Product Status: Active

Substitute parts are grouped into two categories based on package compatibility and electrical performance:

Group 1 - Direct Package Compatibility (0402/SOD-923 equivalent): Parts maintaining similar form factor and electrical characteristics within the 14V clamping voltage range.

Group 2 - Enhanced Performance Alternatives (2-DFN packages): Parts offering improved electrical performance (higher current ratings, lower clamping voltages, or reduced capacitance) with different surface mount packages suitable for applications where package footprint flexibility exists.

Parameter Comparison

Part Number	Manufacturer	Voltage - Reverse Standoff	Voltage - Breakdown (Min)	Voltage - Clamping (Max) @ Ipp	Current - Peak Pulse (8/20µs)	Power - Peak Pulse	Capacitance @ 1MHz	Package / Case	RoHS Status	Product Status
CPDQC5V0C-HF	Comchip Technology	5V (Max)	6.1V	14.5V	4A	58W	25pF	SOD-923	ROHS3 Compliant	Active
AOZ8131DI-05L	Alpha & Omega Semiconductor Inc.	5V (Max)	6V	22V	4A	—	1.25pF	2-UDFN	ROHS3 Compliant	Active
CDDFN2-T5.0LC	Bourns Inc.	5V (Max)	7V	25V (Typ)	—	—	0.5pF	2-UFDFN	ROHS3 Compliant	Active
D5V0L1B2LP-7B	Diodes Incorporated	5V (Max)	6V	14V	6A	84W	15pF	0402 (1006 Metric)	ROHS3 Compliant	Active
D5V0L1B2LP4-7B	Diodes Incorporated	5V (Max)	6V	14V	6A	84W	15pF	0402 (1006 Metric)	ROHS3 Compliant	Active
D5V0L1B2LPS-7B	Diodes Incorporated	5V (Max)	6V	14V	6A	84W	15pF	2-UFDFN	ROHS3 Compliant	Active
DESD5V0S1BL-7B	Diodes Incorporated	5V (Max)	5.5V	14V	12A	130W	35pF	0402 (1006 Metric)	ROHS3 Compliant	Active
DESD5V0S1BLD-7B	Diodes Incorporated	5V (Max)	5.5V	14V	12A	130W	35pF	0402 (1006 Metric)	ROHS3 Compliant	Active
PESD5V0S1BL,315	Nexperia USA Inc.	5V (Max)	5.5V	14V	12A	130W	35pF	SOD-882	ROHS3 Compliant	Active
PESD5V0S1BLD,315	Nexperia USA Inc.	5V (Max)	5.5V	14V	12A	130W	35pF	2-XDFN	ROHS3 Compliant	Active
PESD5V0U1BL,315	Nexperia USA Inc.	5V (Max)	5.5V	—	—	—	2.9pF	SOD-882	ROHS3 Compliant	Active

Engineering Selection Recommendations

All listed substitute parts maintain ROHS3 compliance and active product status, ensuring regulatory alignment and long-term availability. Selection between substitutes depends on specific application requirements:

For direct package compatibility with SOD-923 form factor: D5V0L1B2LP-7B, D5V0L1B2LP4-7B, DESD5V0S1BL-7B, DESD5V0S1BLD-7B, and PESD5V0S1BL,315 provide equivalent or superior electrical performance. D5V0L1B2LP-7B and D5V0L1B2LP4-7B offer 6A peak pulse current with 14V clamping, matching the original voltage specification. DESD5V0S1BL-7B and DESD5V0S1BLD-7B provide enhanced current handling at 12A with identical clamping voltage.

For automotive-grade applications: D5V0L1B2LPS-7B and PESD5V0S1BLD,315 carry AEC-Q101 qualification, suitable for automotive transient protection circuits.

For alternative package formats: AOZ8131DI-05L (2-UDFN), CDDFN2-T5.0LC (2-UFDFN), and PESD5V0U1BL,315 (SOD-882) provide functional equivalence with different surface mount packages where board layout permits package substitution.

Frequently Asked Questions (FAQ)

Q: Can I substitute CPDQC5V0C-HF with D5V0L1B2LP-7B? A: Yes. Both devices maintain 5V reverse standoff voltage, 14V clamping voltage, and 4A minimum peak pulse current. D5V0L1B2LP-7B offers 6A peak pulse current, providing enhanced transient protection margin. Both are ROHS3 compliant with active product status. Package compatibility requires verification of PCB layout, as D5V0L1B2LP-7B uses 0402 (1006 Metric) form factor.

Q: What is the difference between DESD5V0S1BL-7B and DESD5V0S1BLD-7B? A: Both parts are electrically identical with 12A peak pulse current and 14V clamping voltage. The primary difference is package designation: DESD5V0S1BL-7B uses X1-DFN1006-2, while DESD5V0S1BLD-7B uses X2-DFN1006-2. Electrical performance and compliance are equivalent.

Q: Are PESD5V0S1BL,315 and PESD5V0S1BLD,315 interchangeable? A: Both parts share identical electrical specifications (5V standoff, 14V clamping, 12A peak pulse current). PESD5V0S1BLD,315 includes wettable flank technology and AEC-Q101 automotive qualification. Selection depends on application requirements and manufacturing process compatibility.

Q: Can I use AOZ8131DI-05L as a substitute if my application requires lower capacitance? A: AOZ8131DI-05L provides 1.25pF capacitance compared to CPDQC5V0C-HF at 25pF, with matching 5V reverse standoff and 4A peak pulse current. However, clamping voltage is 22V versus 14.5V. This substitute is suitable only if higher clamping voltage is acceptable for the application.

Q: What packaging considerations apply when substituting with 2-DFN alternatives? A: 2-DFN packages (AOZ8131DI-05L, CDDFN2-T5.0LC, D5V0L1B2LPS-7B, PESD5V0S1BLD,315) have different footprints than SOD-923. PCB layout redesign may be required. Verify land pattern compatibility with your manufacturing process before implementation.

Q: Are all substitute parts suitable for high-frequency applications? A: Capacitance values vary significantly across substitutes (0.5pF to 35pF @ 1MHz). CDDFN2-T5.0LC (0.5pF) and AOZ8131DI-05L (1.25pF) are optimal for high-frequency circuits. DESD5V0S1BL-7B and PESD5V0S1BLD-7B (35pF) are suitable for lower-frequency protection applications.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message