BAV99 E6433 Equivalent & Substitute Parts

Part Overview

The BAV99 E6433 is a general-purpose diode array manufactured by Infineon Technologies, configured as 1 pair series connection with 80 V reverse voltage rating and 200 mA average rectified current per diode. The device is housed in a SOT-23-3 surface mount package and operates at a maximum junction temperature of 150°C.

This part is classified as obsolete. Substitute parts are necessary to maintain design continuity and ensure component availability for new production runs and field replacements. Active alternatives from manufacturers including Diodes Incorporated, Nexperia USA Inc., and Micro Commercial Co provide equivalent or enhanced electrical performance within the same package family.

Key Parameters

Parameter	BAV99 E6433 (Infineon)	Unit
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 @ 150	V @ mA
Reverse Recovery Time (trr)	4	ns
Current - Reverse Leakage @ Vr	150 @ 70	nA @ V
Operating Temperature - Junction (Max)	150	°C
Mounting Type	Surface Mount	—
Package / Case	TO-236-3, SC-59, SOT-23-3	—
Technology	Standard	—
Product Status	Obsolete	—

Substitute Part Grouping Explanation

Substitution eligibility for the BAV99 E6433 is determined by the following criteria:

Primary Compatibility Requirements:

Diode configuration: 1 pair series connection
Package type: SOT-23-3 (TO-236-3, SC-59) or compatible surface mount packages
Mounting type: Surface mount
Technology: Standard diode array

Electrical Parameter Allowances:

Reverse voltage (Vr): Equal to or greater than 80 V
Average rectified current (Io): Equal to or greater than 200 mA per diode
Forward voltage (Vf): Within typical range for general-purpose diodes
Reverse recovery time (trr): Any value within small signal or fast recovery classifications
Reverse leakage current: Any value within specified operating conditions
Junction temperature rating: Equal to or greater than 150°C

Secondary Considerations:

Product status: Active parts are preferred over obsolete parts
Compliance: RoHS3 compliance and REACH unaffected status
Packaging format: Cut tape, digi-reel, or tape & reel formats are interchangeable for component selection

Substitute parts meeting these criteria are functionally equivalent and can replace the BAV99 E6433 in circuit applications without design modification.

Parameter Comparison

Part Number	Manufacturer	Vr (Max) [V]	Io (per Diode) [mA]	Vf (Max) @ If [V @ mA]	trr [ns/µs]	Package	Product Status
BAV99 E6433	Infineon Technologies	80	200	1.25 @ 150	4 ns	SOT-23-3	Obsolete
BAV199-7-F	Diodes Incorporated	85	140	1.1 @ 50	3 µs	SOT-23-3	Active
BAV199Q-13-F	Diodes Incorporated	85	140	1.1 @ 50	3 µs	SOT-23-3	Active
BAV199Q-7-F	Diodes Incorporated	85	140	1.1 @ 50	3 µs	SOT-23-3	Active
BAV99,215	Nexperia USA Inc.	100	215	1.25 @ 150	4 ns	SOT-23-3	Active
BAV99,235	Nexperia USA Inc.	100	215	1.25 @ 150	4 ns	SOT-23-3	Active
BAV99-13-F	Diodes Incorporated	75	300	1.25 @ 150	4 ns	SOT-23-3	Active
BAV99-7-F	Diodes Incorporated	75	300	1.25 @ 150	4 ns	SOT-23-3	Active
BAV99-TP	Micro Commercial Co	70	200	1.25 @ 150	6 ns	SOT-23-3	Active
BAV99T-TP	Micro Commercial Co	85	75	1 @ 50	4 ns	SOT-523	Active
BAV99W,115	Nexperia USA Inc.	100	150	1.25 @ 150	4 ns	SOT-323	Active

Engineering Selection Recommendations

Tier 1 - Direct Substitutes (SOT-23-3 Package, Equivalent or Enhanced Performance):

BAV99,215 and BAV99,235 (Nexperia USA Inc.) are the primary recommended substitutes. Both parts maintain the original SOT-23-3 package, provide 100 V reverse voltage (exceeding the 80 V requirement), deliver 215 mA average rectified current (exceeding the 200 mA requirement), and match the 1.25 V forward voltage specification at 150 mA. Both are AEC-Q101 qualified automotive-grade components with active product status and RoHS3 compliance.

BAV99-7-F and BAV99-13-F (Diodes Incorporated) are active alternatives in SOT-23-3 packages. These parts provide 75 V reverse voltage and 300 mA average rectified current, exceeding the original specifications. Both maintain 1.25 V forward voltage at 150 mA and 4 ns reverse recovery time. RoHS3 compliant with active product status.

Tier 2 - Functional Alternatives (SOT-23-3 Package, Reduced Current Rating):

BAV199-7-F, BAV199Q-13-F, and BAV199Q-7-F (Diodes Incorporated) are active alternatives with 85 V reverse voltage and 140 mA average rectified current. The 140 mA current rating is below the original 200 mA specification and must be evaluated against circuit requirements. These parts feature lower forward voltage (1.1 V @ 50 mA) and are RoHS3 compliant. BAV199Q variants include automotive qualification (AEC-Q101).

Tier 3 - Package Variants:

BAV99-TP (Micro Commercial Co) maintains SOT-23-3 packaging with 70 V reverse voltage and 200 mA current rating. The 70 V rating is below the original 80 V specification and requires circuit voltage margin verification.

BAV99T-TP (Micro Commercial Co) uses SOT-523 package (smaller footprint) with 85 V reverse voltage but only 75 mA current rating. This package variant is suitable only for low-current applications.

BAV99W,115 (Nexperia USA Inc.) uses SOT-323 package (smaller footprint) with 100 V reverse voltage and 150 mA current rating. This package variant requires PCB layout modification and is suitable for space-constrained designs with current requirements below 150 mA.

Compliance and Availability:

All recommended substitutes are RoHS3 compliant and REACH unaffected. Nexperia parts (BAV99,215 and BAV99,235) carry AEC-Q101 automotive qualification. Diodes Incorporated BAV199Q variants also include AEC-Q101 qualification. Inventory availability is highest for BAV99,235 (644,803 pcs), BAV199Q-7-F (239,300 pcs), and BAV99-7-F (269,400 pcs).

Frequently Asked Questions (FAQ)

Q: Can BAV199-7-F replace BAV99 E6433 in all applications?

A: BAV199-7-F is electrically compatible for circuits operating at or below 85 V reverse voltage. However, the 140 mA average rectified current rating is lower than the original 200 mA specification. Substitution is valid only if circuit current requirements do not exceed 140 mA per diode. Verify actual circuit operating conditions before implementation.

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

A: Both parts are manufactured by Nexperia USA Inc. and share identical electrical specifications: 100 V reverse voltage, 215 mA average rectified current, 1.25 V forward voltage at 150 mA, and SOT-23-3 packaging. The difference is in packaging format: BAV99,215 is supplied in cut tape and digi-reel format, while BAV99,235 is supplied in tape & reel format. Selection depends on procurement and assembly requirements.

Q: Are Diodes Incorporated BAV99-7-F and BAV99-13-F interchangeable?

A: Yes. Both parts are manufactured by Diodes Incorporated with identical electrical specifications: 75 V reverse voltage, 300 mA average rectified current, 1.25 V forward voltage at 150 mA, 4 ns reverse recovery time, and SOT-23-3 packaging. The difference is in packaging format: BAV99-7-F is supplied in cut tape and digi-reel format, while BAV99-13-F is supplied in cut tape and digi-reel format. Both are RoHS3 compliant and active products.

Q: Why do some substitutes have lower current ratings than the original BAV99 E6433?

A: The BAV199 series (BAV199-7-F, BAV199Q-13-F, BAV199Q-7-F) represents a different product line within the general-purpose diode array category. These parts are optimized for different application requirements and provide 140 mA current rating instead of 200 mA. Substitution is valid only if circuit design allows operation within the 140 mA limit. For applications requiring 200 mA or higher, select BAV99-7-F, BAV99-13-F, BAV99,215, or BAV99,235.

Q: Can I use BAV99W,115 (SOT-323 package) as a direct replacement?

A: BAV99W,115 is not a direct replacement due to package change from SOT-23-3 to SOT-323. SOT-323 is a smaller package requiring PCB layout modification and different assembly tooling. Additionally, the 150 mA current rating is below the original 200 mA specification. Use BAV99W,115 only in new designs where space constraints justify the package change and circuit current requirements do not exceed 150 mA.

Q: What is the significance of AEC-Q101 qualification on BAV99,215 and BAV199Q variants?

A: AEC-Q101 qualification indicates the part meets automotive industry reliability and quality standards established by the Automotive Electronics Council. Parts carrying this qualification are suitable for automotive applications requiring enhanced reliability testing and traceability. For non-automotive applications, AEC-Q101 qualification provides additional assurance of component quality but is not required.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed are RoHS3 compliant and REACH unaffected. This compliance status matches the original BAV99 E6433 and ensures compatibility with environmental regulations and procurement requirements.

Q: Which substitute offers the best inventory availability?

A: BAV99,235 (Nexperia USA Inc.) has the highest inventory availability at 644,803 pieces. BAV199Q-7-F (Diodes Incorporated) has 239,300 pieces, and BAV99-7-F (Diodes Incorporated) has 269,400 pieces. For applications requiring immediate availability, these three parts are recommended.

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