Equivalent & Substitute Parts for US2DFL-TP

Part Overview

The US2DFL-TP, manufactured by Micro Commercial Co, is a surface-mount diode used for rectification within the category of Diodes, Rectifiers. It features a maximum DC reverse voltage of 200 V, an average rectified current of 2A, and a fast recovery time of 50 ns, supplied in a DO-221AC (SMA-FL) package. The part is currently active. Identifying alternative models is essential for supply chain continuity, inventory flexibility, and ensuring consistent production output in cases of sourcing constraints, packaging variations, or compliance requirements.

Key Parameters

Parameter	US2DFL-TP
Manufacturer Part Number	US2DFL-TP
Category	Diodes, Rectifiers
Voltage - DC Reverse (Vr) (Max)	200 V
Current - Average Rectified (Io)	2A
Voltage - Forward (Vf) (Max) @ If	1 V @ 1 A
Speed	Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	50 ns
Current - Reverse Leakage @ Vr	5 µA @ 200 V
Capacitance @ Vr, F	28pF @ 4V, 1MHz
Mounting Type	Surface Mount
Package / Case	DO-221AC, SMA Flat Leads
Operating Temperature - Junction	-50°C ~ 150°C
Product Status	Active

Substitute Part Grouping Explanation

Substitute diodes for the US2DFL-TP are grouped strictly according to these key parameters: category (Diodes, Rectifiers), voltage rating (200 V DC reverse), average rectified current (equal to or greater than 2A), speed classification (Fast Recovery ≤ 500ns), mounting type (Surface Mount), and package/case type (DO-221AC/SMA Flat Leads). Only models matching or exceeding these criteria are considered direct equivalents.

Parameter Comparison

Parameter	US2DFL-TP (Micro Commercial Co)	VS-3EJH02-M3/6A (Vishay General Semiconductor)
Category	Diodes, Rectifiers	Diodes, Rectifiers
Voltage - DC Reverse (Vr) (Max)	200 V	200 V
Current - Average Rectified (Io)	2A	3A
Voltage - Forward (Vf) (Max) @ If	1 V @ 1 A	930 mV @ 3 A
Speed	Fast Recovery =< 500ns, > 200mA (Io)	Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	50 ns	18 ns
Current - Reverse Leakage @ Vr	5 µA @ 200 V	2 µA @ 200 V
Mounting Type	Surface Mount	Surface Mount
Package / Case	DO-221AC, SMA Flat Leads	DO-221AC, SMA Flat Leads
Operating Temperature - Junction	-50°C ~ 150°C	-65°C ~ 175°C
Product Status	Active	Active

Engineering Selection Recommendations

Both US2DFL-TP and VS-3EJH02-M3/6A are specified as active. The substitute part VS-3EJH02-M3/6A from Vishay General Semiconductor is ROHS3 compliant and REACH unaffected, consistent with typical environmental compliance requirements for this product category.

Frequently Asked Questions (FAQ)

Q1: What are the primary parameters that must match when substituting diodes and rectifiers like US2DFL-TP?
A1: Key parameters include DC reverse voltage rating, average rectified current, forward voltage, speed (reverse recovery time), mounting type, and package/case compatibility.

Q2: Is package compatibility ensured between US2DFL-TP and VS-3EJH02-M3/6A?
A2: Both parts are supplied in the DO-221AC (SMA Flat Leads) surface-mount package, ensuring mechanical compatibility.

Q3: Can VS-3EJH02-M3/6A be directly mounted on the same footprint as US2DFL-TP?
A3: Yes, both utilize the DO-221AC, SMA Flat Leads surface-mount package, supporting direct replacement.

Q4: Are there electrical performance differences that would affect substitutability?
A4: Both diodes meet or exceed the voltage, current, and speed criteria strictly as specified in the provided parameters.

Q5: Does environmental compliance differ between the original and the substitute component?
A5: VS-3EJH02-M3/6A is specified with ROHS3 compliance and REACH unaffected status. The US2DFL-TP is listed as REACH unaffected.

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