MMBD7000-7 Equivalent & Substitute Parts

Part Overview

The MMBD7000-7 is a general-purpose diode array manufactured by Diodes Incorporated, configured as 1 pair series connection in a surface mount SOT-23-3 package. This component is rated for 75 V DC reverse voltage and 300 mA average rectified current per diode, with fast recovery characteristics suitable for switching applications.

The MMBD7000-7 is currently discontinued at DiGi Electronics. Equivalent and substitute parts are available from multiple manufacturers with matching or enhanced electrical specifications and active product status, ensuring design continuity and supply chain reliability.

Key Parameters

Parameter	Value	Unit
Diode Configuration	1 Pair Series Connection	—
Voltage - DC Reverse (Vr) (Max)	75	V
Current - Average Rectified (Io) (per Diode)	300	mA (DC)
Voltage - Forward (Vf) (Max) @ If	1.25 V @ 150 mA	V
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Reverse Recovery Time (trr)	4	ns
Current - Reverse Leakage @ Vr	1 µA @ 50 V	µA
Operating Temperature - Junction	-65 to 150	°C
Mounting Type	Surface Mount	—
Package / Case	TO-236-3, SC-59, SOT-23-3	—
RoHS Status	RoHS non-compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the MMBD7000-7 are classified into two categories based on electrical parameter alignment:

Parametric Equivalents (Direct Substitutes): Parts that maintain identical electrical specifications across all critical parameters: 75 V DC reverse voltage, 300 mA average rectified current, 1.25 V forward voltage at 150 mA, fast recovery speed ≤ 500ns, 4 ns reverse recovery time, and SOT-23-3 package. These parts are interchangeable in circuit designs without modification. All parametric equivalents feature ROHS3 compliance and active product status.

Manufacturer Recommended Alternatives: Parts with enhanced or modified electrical specifications that provide functional substitution with design considerations. These include higher voltage ratings (100 V), reduced current ratings (200 mA or 215 mA), or different speed classifications. These alternatives are suitable for applications where the enhanced specifications provide margin or where the reduced ratings remain within design requirements.

The key parameters determining substitution eligibility are: diode configuration (1 pair series connection), package type (SOT-23-3), mounting method (surface mount), and compatibility within the specified voltage and current operating ranges.

Parameter Comparison

Part Number	Manufacturer	Vr (Max) [V]	Io (per Diode) [mA]	Vf (Max) @ If [V]	Speed	trr [ns]	Ir @ Vr [µA]	Tj (Operating) [°C]	Package	Product Status	RoHS Status
MMBD7000-7	Diodes Incorporated	75	300	1.25 @ 150 mA	Fast Recovery ≤ 500ns, > 200mA	4	1 @ 50 V	-65 to 150	SOT-23-3	Discontinued	RoHS non-compliant
BAV99-13-F	Diodes Incorporated	75	300	1.25 @ 150 mA	Fast Recovery ≤ 500ns, > 200mA	4	2.5 @ 75 V	-65 to 150	SOT-23-3	Active	ROHS3 Compliant
BAV99-7-F	Diodes Incorporated	75	300	1.25 @ 150 mA	Fast Recovery ≤ 500ns, > 200mA	4	2.5 @ 75 V	-65 to 150	SOT-23-3	Active	ROHS3 Compliant
BAV99Q-13-F	Diodes Incorporated	75	300	1.25 @ 150 mA	Fast Recovery ≤ 500ns, > 200mA	4	2.5 @ 75 V	-65 to 150	SOT-23-3	Active	ROHS3 Compliant
BAV99Q-7-F	Diodes Incorporated	75	300	1.25 @ 150 mA	Fast Recovery ≤ 500ns, > 200mA	4	2.5 @ 75 V	-65 to 150	SOT-23-3	Active	ROHS3 Compliant
MMBD7000-7-F	Diodes Incorporated	75	300	1.25 @ 150 mA	Fast Recovery ≤ 500ns, > 200mA	4	1 @ 50 V	-65 to 150	SOT-23-3	Active	ROHS3 Compliant
MMBD7000-TP	Micro Commercial Co	100	200	820 mV @ 10 mA	Small Signal ≤ 200mA, Any Speed	4	1 @ 50 V	-55 to 150	SOT-23-3	Active	ROHS3 Compliant
MMBD7000LT1G	onsemi	100	200	1.1 @ 100 mA	Small Signal ≤ 200mA, Any Speed	4	3 @ 100 V	-55 to 150	SOT-23-3	Active	ROHS3 Compliant
MMBD7000LT3G	onsemi	100	200	1.1 @ 100 mA	Small Signal ≤ 200mA, Any Speed	4	3 @ 100 V	-55 to 150	SOT-23-3	Active	ROHS3 Compliant
PMBD7000,215	Nexperia USA Inc.	100	215	1.25 @ 150 mA	Fast Recovery ≤ 500ns, > 200mA	4	500 nA @ 100 V	-55 to 150	SOT-23-3	Active	ROHS3 Compliant
PMBD7000,235	NXP USA Inc.	100	215	1.25 @ 150 mA	Fast Recovery ≤ 500ns, > 200mA	4	500 nA @ 100 V	-55 to 150	SOT-23-3	Active	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement (Parametric Equivalents):

The BAV99-7-F, BAV99-13-F, BAV99Q-7-F, and BAV99Q-13-F parts from Diodes Incorporated provide direct electrical equivalence to the MMBD7000-7 with identical voltage, current, and speed ratings. All four parts are ROHS3 compliant with active product status. The BAV99Q variants include AEC-Q101 automotive qualification. The MMBD7000-7-F from Diodes Incorporated maintains the original MMBD7000 base product number with identical electrical specifications and ROHS3 compliance.

Selection between these parametric equivalents depends on packaging format (Cut Tape vs. Tape & Reel) and automotive qualification requirements. The BAV99-7-F offers the highest inventory availability (269,400 pcs) in Cut Tape format. The BAV99Q variants are qualified for automotive applications per AEC-Q101.

For Enhanced Specifications:

The PMBD7000,215 and PMBD7000,235 from Nexperia and NXP provide 100 V reverse voltage rating with 215 mA current capability, maintaining fast recovery speed characteristics. These parts are suitable for applications requiring higher voltage margin while operating within the original 300 mA design envelope.

The MMBD7000-TP from Micro Commercial Co and MMBD7000LT1G/LT3G from onsemi provide 100 V reverse voltage with reduced 200 mA current ratings and small signal speed classification. These alternatives are suitable for applications where the reduced current rating remains within design requirements and higher voltage margin is beneficial.

Compliance Considerations:

All substitute parts listed are ROHS3 compliant, addressing the RoHS non-compliance status of the original MMBD7000-7. All parts maintain SOT-23-3 package compatibility and surface mount mounting type. Operating temperature ranges vary between -55°C and -65°C minimum, with all parts supporting 150°C maximum junction temperature.

Frequently Asked Questions (FAQ)

Q: Can BAV99-7-F directly replace MMBD7000-7 without circuit modification?

A: Yes. The BAV99-7-F maintains identical electrical specifications: 75 V reverse voltage, 300 mA average rectified current, 1.25 V forward voltage at 150 mA, fast recovery speed, and 4 ns reverse recovery time. Both use SOT-23-3 package. The primary difference is ROHS3 compliance status of the BAV99-7-F versus the non-compliant original part.

Q: What is the difference between BAV99-7-F and BAV99Q-7-F?

A: Both parts have identical electrical specifications and ROHS3 compliance. The BAV99Q-7-F includes AEC-Q101 automotive qualification and is supplied in Tape & Reel packaging, while BAV99-7-F is supplied in Cut Tape format. Selection depends on packaging requirements and automotive qualification necessity.

Q: Can MMBD7000LT1G be used as a substitute for MMBD7000-7?

A: MMBD7000LT1G provides functional substitution with design considerations. It offers higher 100 V reverse voltage rating but reduced 200 mA current capability and small signal speed classification. This part is suitable if the application can operate within 200 mA current limits and benefits from the higher voltage margin. Forward voltage is 1.1 V at 100 mA versus 1.25 V at 150 mA for the original part.

Q: Why do some substitute parts have different reverse leakage current specifications?

A: Reverse leakage current (Ir) varies by manufacturer and part variant. The original MMBD7000-7 specifies 1 µA at 50 V. Parametric equivalents like BAV99-7-F specify 2.5 µA at 75 V, while PMBD7000,215 specifies 500 nA at 100 V. These differences reflect manufacturing process variations and measurement conditions. All values remain within acceptable ranges for general-purpose rectifier applications.

Q: Are all substitute parts available in the same packaging format?

A: No. Packaging formats vary: BAV99-7-F and MMBD7000LT1G are supplied in Cut Tape (CT) & Digi-Reel format, while BAV99Q-7-F and MMBD7000-7-F are supplied in Tape & Reel (TR) format. All parts use the same SOT-23-3 package case. Verify packaging format compatibility with assembly equipment before selection.

Q: What is the minimum operating temperature difference between substitute parts?

A: The original MMBD7000-7 operates from -65°C to 150°C junction temperature. Some substitute parts (MMBD7000-TP, MMBD7000LT1G, MMBD7000LT3G, PMBD7000,215, PMBD7000,235) have a minimum operating temperature of -55°C. This 10°C difference is acceptable for most applications but should be verified if the design requires operation below -55°C.

Q: Which substitute part has the highest inventory availability?

A: BAV99-7-F from Diodes Incorporated has the highest inventory availability at 269,400 pcs in stock. This part is a parametric equivalent with identical electrical specifications and ROHS3 compliance.

Q: Can PMBD7000,215 be used in high-frequency switching applications?

A: Yes. PMBD7000,215 maintains fast recovery speed characteristics (≤ 500ns, > 200mA) identical to the original MMBD7000-7, with 4 ns reverse recovery time. The higher 100 V reverse voltage rating and 215 mA current capability provide additional design margin for switching applications.

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