BAV99E6327 Equivalent & Substitute Parts

Part Overview

The BAV99E6327 is a general-purpose diode array manufactured by Infineon Technologies, configured as 1 pair series connection in SOT-23-3 surface mount package. This component is rated for 80 V DC reverse voltage and 200 mA average rectified current per diode. The part is currently listed as obsolete, necessitating identification of active equivalent and substitute components that maintain functional compatibility within specified electrical and mechanical parameters.

Key Parameters

Parameter	Value
Diode Configuration	1 Pair Series Connection
Voltage - DC Reverse (Vr) (Max)	80 V
Current - Average Rectified (Io) (per Diode)	200 mA (DC)
Voltage - Forward (Vf) (Max) @ If	1.25 V @ 150 mA
Reverse Recovery Time (trr)	4 ns
Current - Reverse Leakage @ Vr	150 nA @ 70 V
Operating Temperature - Junction (Max)	150°C
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the BAV99E6327 is determined by the following critical parameters:

Mandatory Compatibility Criteria:

Diode Configuration: 1 Pair Series Connection (all substitutes maintain this)
Package / Case: TO-236-3, SC-59, SOT-23-3 (mechanical and electrical interface requirement)
Mounting Type: Surface Mount (PCB assembly compatibility)
Moisture Sensitivity Level: 1 (Unlimited) (handling and storage compatibility)

Electrical Performance Parameters:

Voltage - DC Reverse (Vr) (Max): Substitute must equal or exceed 80 V
Current - Average Rectified (Io) (per Diode): Substitute must equal or exceed 200 mA
Voltage - Forward (Vf) (Max) @ If: Substitute must not exceed 1.25 V @ 150 mA
Reverse Recovery Time (trr): Substitute must not exceed 4 ns
Current - Reverse Leakage @ Vr: Substitute must not exceed 150 nA @ 70 V
Operating Temperature - Junction (Max): Substitute must support 150°C minimum

Substitute parts are grouped into two categories based on electrical performance relative to the BAV99E6327:

Category A - Direct Electrical Equivalents (Equal or Superior Performance): Parts that meet or exceed all electrical specifications of the BAV99E6327 while maintaining the same package and configuration.

Category B - Reduced Performance Substitutes (Acceptable for Lower-Demand Applications): Parts with reduced voltage or current ratings that remain compatible with applications not requiring full BAV99E6327 specifications.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io (per Diode)	Vf (Max) @ If	trr	Reverse Leakage @ Vr	Tj (Max)	Package	Product Status
BAV99E6327	Infineon Technologies	80 V	200 mA	1.25 V @ 150 mA	4 ns	150 nA @ 70 V	150°C	SOT-23-3	Obsolete
BAV199-7-F	Diodes Incorporated	85 V	140 mA	1.1 V @ 50 mA	3 µs	5 nA @ 75 V	150°C	SOT-23-3	Active
BAV199Q-13-F	Diodes Incorporated	85 V	140 mA	1.1 V @ 50 mA	3 µs	5 nA @ 75 V	150°C	SOT-23-3	Active
BAV199Q-7-F	Diodes Incorporated	85 V	140 mA	1.1 V @ 50 mA	3 µs	5 nA @ 75 V	150°C	SOT-23-3	Active
BAV99,215	Nexperia USA Inc.	100 V	215 mA	1.25 V @ 150 mA	4 ns	500 nA @ 80 V	150°C	SOT-23-3	Active
BAV99,235	Nexperia USA Inc.	100 V	215 mA	1.25 V @ 150 mA	4 ns	500 nA @ 80 V	150°C	SOT-23-3	Active
BAV99-13-F	Diodes Incorporated	75 V	300 mA	1.25 V @ 150 mA	4 ns	2.5 µA @ 75 V	150°C	SOT-23-3	Active
BAV99-7-F	Diodes Incorporated	75 V	300 mA	1.25 V @ 150 mA	4 ns	2.5 µA @ 75 V	150°C	SOT-23-3	Active
BAV99-TP	Micro Commercial Co	70 V	200 mA	1.25 V @ 150 mA	6 ns	2.5 µA @ 75 V	150°C	SOT-23-3	Active
BAV99_R1_00001	Panjit International Inc.	75 V	150 mA	1.25 V @ 150 mA	4 ns	2.5 µA @ 75 V	150°C	SOT-23-3	Active
BAV99T-TP	Micro Commercial Co	85 V	75 mA	1 V @ 50 mA	4 ns	2 µA @ 75 V	150°C	SOT-523	Active

Engineering Selection Recommendations

Primary Substitutes (Recommended for Direct Replacement):

BAV99,215 and BAV99,235 (Nexperia USA Inc.) These parts provide superior electrical performance with 100 V reverse voltage rating and 215 mA current capacity, exceeding BAV99E6327 specifications. Both maintain identical forward voltage characteristics (1.25 V @ 150 mA) and reverse recovery time (4 ns). Both are AEC-Q101 qualified automotive-grade components in active production status with high inventory availability (36,300 and 644,803 units respectively). The BAV99,235 variant offers significantly higher stock levels, supporting supply chain continuity.

Secondary Substitutes (Application-Dependent Selection):

BAV199-7-F, BAV199Q-13-F, BAV199Q-7-F (Diodes Incorporated) These parts are active production components with superior reverse leakage characteristics (5 nA @ 75 V versus 150 nA @ 70 V). However, current capacity is reduced to 140 mA, below the BAV99E6327 specification of 200 mA. These substitutes are suitable for applications where current demand does not exceed 140 mA. BAV199Q variants include automotive-grade qualification (AEC-Q101). Inventory availability is substantial (160,480 to 239,300 units).

BAV99-13-F and BAV99-7-F (Diodes Incorporated) These parts offer enhanced current capacity (300 mA) and maintain identical forward voltage and recovery time specifications. Reverse voltage rating is reduced to 75 V. These substitutes are suitable for applications where voltage stress does not exceed 75 V but higher current capacity is beneficial. Both are active production components with high inventory (20,600 and 269,400 units).

Marginal Substitutes (Limited Compatibility):

BAV99-TP (Micro Commercial Co) This part matches the BAV99E6327 current specification (200 mA) but has reduced reverse voltage (70 V) and extended reverse recovery time (6 ns). Suitable only for applications with voltage stress below 70 V and where recovery time extension is acceptable.

BAV99_R1_00001 (Panjit International Inc.) This part has reduced current capacity (150 mA) and reverse voltage (75 V). Suitable only for low-current applications below 150 mA and voltage stress below 75 V.

BAV99T-TP (Micro Commercial Co) This part uses SOT-523 package, which is mechanically incompatible with the SOT-23-3 requirement. Additionally, current capacity is severely reduced to 75 mA. Not recommended for direct substitution due to package incompatibility.

Frequently Asked Questions (FAQ)

Q1: Can BAV199-7-F replace BAV99E6327 in all applications?

A: BAV199-7-F is electrically compatible for applications where diode current does not exceed 140 mA. The BAV99E6327 is rated for 200 mA per diode. If the application circuit requires the full 200 mA capacity, BAV199-7-F is not suitable. For applications operating below 140 mA, BAV199-7-F provides superior reverse leakage performance and is an active production component.

Q2: What is the difference between BAV99,215 and BAV99,235?

A: Both parts are electrically identical, manufactured by Nexperia USA Inc., with 100 V reverse voltage and 215 mA current capacity. The primary difference is packaging format: BAV99,215 is supplied in Cut Tape (CT) & Digi-Reel format, while BAV99,235 is supplied in Tape & Reel (TR) format. BAV99,235 has significantly higher inventory availability (644,803 units versus 36,300 units). Selection depends on procurement and assembly requirements.

Q3: Why is BAV99T-TP not recommended as a substitute?

A: BAV99T-TP uses SOT-523 package, which is mechanically and electrically incompatible with the SOT-23-3 package specified for BAV99E6327. Additionally, the current rating is reduced to 75 mA, which is insufficient for most applications requiring the BAV99E6327. Package incompatibility alone disqualifies this part from direct substitution.

Q4: Can I use BAV99-13-F or BAV99-7-F if my circuit operates at 80 V?

A: No. Both BAV99-13-F and BAV99-7-F have a maximum reverse voltage rating of 75 V. Operating at 80 V would exceed the rated specification and create reliability risk. For 80 V operation, use BAV99,215, BAV99,235, or BAV199 series parts, which are rated for 85 V or higher.

Q5: What does "1 Pair Series Connection" mean in the diode configuration?

A: This indicates the diode array contains two diodes connected in series within a single package. All substitute parts listed maintain this same configuration, ensuring functional equivalence in circuit applications designed for series-connected diode pairs.

Q6: Are all substitute parts RoHS compliant?

A: All active production substitute parts listed (BAV199 series, BAV99 variants from Diodes Incorporated and Nexperia) are ROHS3 compliant. The original BAV99E6327 from Infineon does not specify RoHS status. For applications requiring RoHS compliance, select from the active production substitutes.

Q7: Which substitute offers the best reverse leakage performance?

A: BAV199-7-F, BAV199Q-13-F, and BAV199Q-7-F all offer 5 nA reverse leakage @ 75 V, which is superior to the BAV99E6327 specification of 150 nA @ 70 V. However, these parts have reduced current capacity (140 mA). For applications requiring both low reverse leakage and full 200 mA capacity, BAV99,215 or BAV99,235 are recommended, though with higher reverse leakage (500 nA @ 80 V).

Q8: What is the significance of AEC-Q101 qualification?

A: AEC-Q101 is an automotive-grade qualification standard. Parts bearing this qualification (BAV199Q-13-F, BAV199Q-7-F, BAV99,215, BAV99,235) are suitable for automotive applications requiring enhanced reliability and quality assurance. Non-qualified parts are suitable for general industrial and consumer applications.

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