BAT54-02V-G3-08 Equivalent & Substitute Parts

Part Overview

The BAT54-02V-G3-08 is a Schottky diode manufactured by Vishay General Semiconductor - Diodes Division, designed for surface mount applications in the SOD-523 package. This component operates at a maximum reverse voltage of 30 V with an average rectified current rating of 200 mA, making it suitable for low-voltage rectification and signal detection circuits. The part is currently in active production status with 682 units available in inventory. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design continuity when the primary part number becomes unavailable or when alternative sourcing is required.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	30	V
Current - Average Rectified (Io)	200	mA
Voltage - Forward (Vf) (Max) @ If	800 mV @ 100 mA	mV
Reverse Recovery Time (trr)	5	ns
Current - Reverse Leakage @ Vr	2 µA @ 25 V	µA
Capacitance @ Vr, F	10 pF @ 1V, 1MHz	pF
Package / Case	SC-79, SOD-523	—
Operating Temperature - Junction	125	°C
Technology	Schottky	—
Mounting Type	Surface Mount	—

Substitute Part Grouping Explanation

Substitute parts for the BAT54-02V-G3-08 are identified based on strict electrical and mechanical parameter matching. The substitution criteria are defined by the following key parameters:

Voltage - DC Reverse (Vr) (Max): 30 V
Current - Average Rectified (Io): 200 mA
Voltage - Forward (Vf) (Max) @ If: 800 mV @ 100 mA
Reverse Recovery Time (trr): 5 ns
Current - Reverse Leakage @ Vr: 2 µA @ 25 V
Capacitance @ Vr, F: 10 pF @ 1V, 1MHz
Package / Case: SC-79, SOD-523
Operating Temperature - Junction: 125°C
Technology: Schottky
Mounting Type: Surface Mount

All substitute parts listed maintain identical electrical characteristics and physical packaging specifications, ensuring direct functional equivalence in circuit applications. Substitutes are grouped into a single category as they all meet the complete parameter set required for interchangeability.

Parameter Comparison

Parameter	BAT54-02V-G3-08	BAT54-02V-HG3-08
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division
Category	Diodes, Rectifiers	Diodes, Rectifiers
Technology	Schottky	Schottky
Voltage - DC Reverse (Vr) (Max)	30 V	30 V
Current - Average Rectified (Io)	200 mA	200 mA
Voltage - Forward (Vf) (Max) @ If	800 mV @ 100 mA	800 mV @ 100 mA
Reverse Recovery Time (trr)	5 ns	5 ns
Current - Reverse Leakage @ Vr	2 µA @ 25 V	2 µA @ 25 V
Capacitance @ Vr, F	10 pF @ 1V, 1MHz	10 pF @ 1V, 1MHz
Package / Case	SC-79, SOD-523	SC-79, SOD-523
Supplier Device Package	SOD-523	SOD-523
Operating Temperature - Junction	125°C	125°C
Mounting Type	Surface Mount	Surface Mount
Product Status	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected
Packaging	Tape & Reel (TR)	Tape & Reel (TR)
Inventory Status	682 Pcs New Original In Stock	13622 Pcs New Original In Stock
Grade	Standard	Automotive
Qualification	—	AEC-Q101

Engineering Selection Recommendations

Both the BAT54-02V-G3-08 and BAT54-02V-HG3-08 are functionally equivalent Schottky diodes with identical electrical parameters and physical packaging. Selection between these parts is determined by application requirements and compliance certifications.

The BAT54-02V-G3-08 is suitable for general-purpose applications requiring a standard-grade Schottky diode with ROHS3 compliance and unlimited moisture sensitivity rating.

The BAT54-02V-HG3-08 is qualified for automotive applications under the AEC-Q101 standard, making it the appropriate choice for automotive-grade circuit designs. This part carries automotive-grade designation and maintains all electrical equivalence to the standard version while meeting automotive qualification requirements.

Both parts are in active production status with ROHS3 compliance and REACH unaffected status, supporting long-term design continuity. The BAT54-02V-HG3-08 offers higher inventory availability at 13622 units compared to 682 units for the BAT54-02V-G3-08.

Frequently Asked Questions (FAQ)

Q: Are the BAT54-02V-G3-08 and BAT54-02V-HG3-08 electrically interchangeable?

A: Yes. Both parts are Schottky diodes with identical electrical specifications including 30 V reverse voltage rating, 200 mA average rectified current, 800 mV forward voltage at 100 mA, 5 ns reverse recovery time, and 10 pF capacitance. They are functionally equivalent in circuit applications.

Q: What is the difference between the BAT54-02V-G3-08 and BAT54-02V-HG3-08?

A: The primary difference is that the BAT54-02V-HG3-08 carries automotive-grade designation with AEC-Q101 qualification, while the BAT54-02V-G3-08 is standard-grade. All electrical and mechanical parameters are identical. The automotive-qualified version is required for automotive applications.

Q: Can I use the BAT54-02V-G3-08 in an automotive application?

A: The BAT54-02V-G3-08 is standard-grade without automotive qualification. For automotive applications, the BAT54-02V-HG3-08 with AEC-Q101 qualification is the appropriate selection.

Q: Are both parts available in the same package?

A: Yes. Both parts use the SOD-523 package (SC-79 case) in surface mount configuration, ensuring identical PCB footprint and assembly compatibility.

Q: What is the moisture sensitivity level for these parts?

A: Both parts have Moisture Sensitivity Level (MSL) 1, which indicates unlimited shelf life without moisture control requirements.

Q: Are these parts RoHS compliant?

A: Yes. Both the BAT54-02V-G3-08 and BAT54-02V-HG3-08 are ROHS3 compliant and REACH unaffected.

Q: What is the maximum junction temperature for these diodes?

A: The maximum operating junction temperature for both parts is 125°C.

Q: Can these parts be used for high-frequency switching applications?

A: Yes. With a reverse recovery time of 5 ns and small signal speed rating (≤200 mA), these Schottky diodes are suitable for high-frequency switching and signal detection applications.

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