BAS16WT-TP Equivalent & Substitute Parts

Part Overview

The BAS16WT-TP is a general-purpose small-signal rectifier diode manufactured by Micro Commercial Co, rated for 75 V DC reverse voltage and 150 mA average rectified current in a surface-mount SOT-323 package. This component is classified as Active product status and is ROHS3 compliant. Equivalent and substitute parts are identified based on matching electrical characteristics, mechanical compatibility, and packaging specifications to ensure direct functional replacement in circuit applications.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	75	V
Current - Average Rectified (Io)	150	mA
Voltage - Forward (Vf) (Max) @ If	1.25 @ 150 mA	V
Reverse Recovery Time (trr)	4	ns
Current - Reverse Leakage @ Vr	1	µA @ 75 V
Capacitance @ Vr, F	2	pF @ 0V, 1MHz
Package / Case	SC-70, SOT-323	-
Operating Temperature - Junction	-55 to 150	°C
Mounting Type	Surface Mount	-
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitute parts for the BAS16WT-TP are classified into three categories based on electrical and mechanical parameter alignment:

Parametric Equivalents share identical electrical specifications: 75 V reverse voltage, 150 mA average rectified current, 1.25 V forward voltage drop at 150 mA, 4 ns reverse recovery time, and SOT-323 package configuration. These parts are direct functional replacements with no circuit redesign required.

Direct Manufacturer Equivalents from alternative manufacturers (Diodes Incorporated) maintain all critical electrical parameters and operating temperature range while offering different packaging options or inventory availability.

Similar Parts exhibit higher voltage or current ratings (100 V, 200 mA) or minor parameter variations (reverse recovery time, reverse leakage current, capacitance) that remain within acceptable tolerance for general-purpose rectification applications while maintaining SOT-323 package compatibility.

The following parameters determine substitution eligibility:

Voltage - DC Reverse (Vr) (Max): 75 V minimum
Current - Average Rectified (Io): 150 mA minimum
Package / Case: SC-70, SOT-323
Mounting Type: Surface Mount
Technology: Standard

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) [V]	Io [mA]	Vf (Max) @ If [V]	trr [ns]	Ir @ Vr [µA]	C @ Vr [pF]	Tj Range [°C]	Package	RoHS Status
BAS16WT-TP	Micro Commercial Co	75	150	1.25 @ 150 mA	4	1 @ 75 V	2 @ 0V, 1MHz	-55 to 150	SOT-323	ROHS3 Compliant
BAS16WTHE3-TP	Micro Commercial Co	75	150	1.25 @ 150 mA	4	1 @ 75 V	2 @ 0V, 1MHz	-55 to 150	SOT-323	ROHS3 Compliant
MMBD4148WT-TP	Micro Commercial Co	75	150	1.25 @ 150 mA	4	1 @ 75 V	2 @ 0V, 1MHz	-55 to 150	SOT-323	ROHS3 Compliant
BAS16W-7-F	Diodes Incorporated	75	150	1.25 @ 150 mA	4	1 @ 75 V	2 @ 0V, 1MHz	-65 to 150	SOT-323	ROHS3 Compliant
MMBD4148W-7-F	Diodes Incorporated	75	150	1.25 @ 150 mA	4	1 @ 75 V	2 @ 0V, 1MHz	-65 to 150	SOT-323	ROHS3 Compliant
BAS16WT1G	onsemi	100	200	1.25 @ 150 mA	6	1 @ 75 V	2 @ 0V, 1MHz	-55 to 150	SOT-323	ROHS3 Compliant
BAS16W	Diotec Semiconductor	75	150	1.25 @ 150 mA	4	1 @ 75 V	2 @ 0V, 1MHz	-55 to 150	SOT-323	Not applicable
MMBD4148W_R1_00001	Panjit International Inc.	75	150	1.25 @ 150 mA	4	2.5 @ 75 V	1.5 @ 0V, 1MHz	-55 to 150	SOT-323	ROHS3 Compliant

Engineering Selection Recommendations

Full Parametric Equivalents (BAS16WTHE3-TP, MMBD4148WT-TP, BAS16W-7-F, MMBD4148W-7-F, BAS16W, MMBD4148W_R1_00001) are suitable for direct replacement in applications where the BAS16WT-TP is specified. All maintain identical reverse voltage, average rectified current, forward voltage drop, and reverse recovery time characteristics. These parts are Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Extended Rating Substitute (BAS16WT1G) from onsemi provides higher voltage (100 V) and current (200 mA) ratings with extended reverse recovery time (6 ns). This part is suitable for applications where the circuit can tolerate higher voltage and current margins. Operating temperature range and package compatibility remain identical.

Compliance Considerations: Parts manufactured by Micro Commercial Co, Diodes Incorporated, onsemi, and Panjit International Inc. are ROHS3 compliant and REACH unaffected. The BAS16W from Diotec Semiconductor does not carry RoHS certification status and should be evaluated for regulatory requirements in specific applications.

Inventory Availability: BAS16W-7-F (Diodes Incorporated) offers the highest inventory level at 134,300 pieces. MMBD4148W_R1_00001 (Panjit International Inc.) provides 125,400 pieces. BAS16W (Diotec Semiconductor) maintains 71,100 pieces in stock.

Frequently Asked Questions (FAQ)

Q: Can BAS16WTHE3-TP replace BAS16WT-TP directly without circuit modification?

A: Yes. BAS16WTHE3-TP is a parametric equivalent with identical electrical specifications (75 V, 150 mA, 1.25 V forward voltage, 4 ns recovery time) and SOT-323 package configuration. No circuit redesign is required.

Q: What is the difference between BAS16W-7-F and BAS16WT-TP?

A: Both parts share identical electrical parameters and SOT-323 packaging. BAS16W-7-F is manufactured by Diodes Incorporated and extends the operating temperature range to -65°C (compared to -55°C for BAS16WT-TP). Both are ROHS3 compliant.

Q: Is BAS16WT1G a suitable substitute for BAS16WT-TP?

A: BAS16WT1G is a similar part with higher ratings: 100 V reverse voltage (versus 75 V) and 200 mA average rectified current (versus 150 mA). It is suitable for applications where the circuit design permits higher voltage and current margins. Reverse recovery time is 6 ns (versus 4 ns), which may affect high-frequency performance.

Q: What are the key parameters that determine substitution compatibility?

A: Substitution compatibility is determined by: (1) Voltage - DC Reverse (Vr) rating of 75 V or higher, (2) Current - Average Rectified (Io) rating of 150 mA or higher, (3) SOT-323 surface-mount package configuration, and (4) small-signal rectifier technology classification.

Q: Does MMBD4148W_R1_00001 have any parameter differences from BAS16WT-TP?

A: MMBD4148W_R1_00001 maintains all critical electrical specifications but exhibits slightly higher reverse leakage current (2.5 µA versus 1 µA at 75 V) and lower capacitance (1.5 pF versus 2 pF at 0V, 1MHz). These minor variations remain within acceptable tolerance for general-purpose rectification applications.

Q: What is the significance of the SOT-323 package designation?

A: SOT-323 (also designated SC-70) is a three-lead surface-mount package with standardized pin configuration and footprint. All substitute parts listed maintain this package specification, ensuring mechanical and electrical compatibility with existing PCB layouts and assembly processes.

Q: Are there any RoHS compliance concerns when selecting a substitute?

A: BAS16W from Diotec Semiconductor does not carry RoHS certification status. If ROHS3 compliance is a regulatory requirement, select from Micro Commercial Co, Diodes Incorporated, onsemi, or Panjit International Inc. manufactured parts, all of which are ROHS3 compliant.

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