DDZX5V6B-13 Equivalent & Substitute Parts

Part Overview

The DDZX5V6B-13 is a Zener diode manufactured by Diodes Incorporated, rated at 5.6 V nominal with 300 mW maximum power dissipation in a surface mount SOT-23-3 package. This component is classified as an active product and is RoHS3 compliant. Substitute parts are identified based on identical electrical specifications and mechanical compatibility, enabling direct replacement in circuit designs where the main part number becomes unavailable or inventory constraints require alternative sourcing.

Key Parameters

Parameter	Value
Voltage - Zener (Nom)	5.6 V
Tolerance	±3%
Power - Max	300 mW
Impedance (Max)	11 Ohms
Current - Reverse Leakage @ Vr	500 nA @ 2.5 V
Voltage - Forward (Vf) (Max) @ If	900 mV @ 10 mA
Operating Temperature Range	-65°C ~ 150°C
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the DDZX5V6B-13 are identified through parametric equivalence. The substitution logic is based on the following critical parameters that must remain identical:

Zener voltage (Vz): 5.6 V nominal
Tolerance: ±3%
Maximum power rating: 300 mW
Maximum impedance: 11 Ohms
Reverse leakage current: 500 nA @ 2.5 V
Forward voltage: 900 mV @ 10 mA
Operating temperature range: -65°C ~ 150°C
Package type: SOT-23-3
Mounting configuration: Surface Mount

Parts meeting all these specifications are classified as direct parametric equivalents and may be substituted without circuit redesign or performance degradation.

Parameter Comparison

Parameter	DDZX5V6B-13	DDZX5V6B-7
Manufacturer	Diodes Incorporated	Diodes Incorporated
Category	Diodes, Zener	Diodes, Zener
Voltage - Zener (Nom)	5.6 V	5.6 V
Tolerance	±3%	±3%
Power - Max	300 mW	300 mW
Impedance (Max)	11 Ohms	11 Ohms
Current - Reverse Leakage @ Vr	500 nA @ 2.5 V	500 nA @ 2.5 V
Voltage - Forward (Vf) (Max) @ If	900 mV @ 10 mA	900 mV @ 10 mA
Operating Temperature Range	-65°C ~ 150°C	-65°C ~ 150°C
Mounting Type	Surface Mount	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3
Supplier Device Package	SOT-23-3	SOT-23-3
Product Status	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Both the DDZX5V6B-13 and DDZX5V6B-7 are active products from Diodes Incorporated with identical electrical and mechanical specifications. Both parts maintain ROHS3 compliance and REACH unaffected status, meeting regulatory requirements for industrial and commercial applications. The primary distinction between these part numbers relates to packaging configuration (tape and reel specifications), not functional performance. Selection between these equivalents should be based on inventory availability, supply chain lead times, and packaging requirements for manufacturing processes. Both parts are suitable for direct substitution in 5.6 V Zener diode applications requiring 300 mW power dissipation in SOT-23-3 surface mount packages.

Frequently Asked Questions (FAQ)

Q: Can DDZX5V6B-7 be used as a direct replacement for DDZX5V6B-13?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, including 5.6 V nominal Zener voltage, 300 mW power rating, ±3% tolerance, and SOT-23-3 package configuration. Direct substitution is supported without circuit modification.

Q: What is the difference between DDZX5V6B-13 and DDZX5V6B-7?

A: The part numbers differ in their tape and reel packaging specifications. The electrical and mechanical characteristics are identical. The suffix designation indicates different packaging configurations for manufacturing and supply chain purposes.

Q: Are both parts RoHS compliant?

A: Yes. Both DDZX5V6B-13 and DDZX5V6B-7 are ROHS3 compliant and REACH unaffected, meeting environmental and regulatory standards for electronic component manufacturing.

Q: What is the operating temperature range for these Zener diodes?

A: Both parts operate across -65°C to 150°C, supporting applications in industrial, automotive, and commercial temperature environments.

Q: Can these parts be used interchangeably in PCB assembly?

A: Yes. Both parts use identical SOT-23-3 surface mount packages with the same pin configuration, footprint, and soldering requirements. PCB designs do not require modification for substitution.

Q: What is the maximum reverse leakage current specification?

A: Both parts specify 500 nanoamperes maximum reverse leakage current measured at 2.5 V reverse bias.

Q: What is the forward voltage drop at 10 mA?

A: Both parts specify a maximum forward voltage of 900 mV when conducting 10 mA forward current.

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