SS8050 Equivalent & Substitute Parts Reference

Part Overview

The SS8050 is an active NPN bipolar junction transistor (BJT) from EVVO Semi, categorized under Transistors, Bipolar (BJT), featuring a surface mount SOT-23 package. It offers a maximum collector current of 1.5 A, collector-emitter voltage of 25 V, transition frequency of 100 MHz, and maximum power dissipation of 300 mW. Finding equivalent or substitute parts is necessary to ensure supply chain flexibility, maintain design compatibility, and accommodate alternative procurement options.

Key Parameters

Parameter	Value
Transistor Type	NPN
Current - Collector (Ic) (Max)	1.5 A
Voltage - Collector Emitter Breakdown (Max)	25 V
Vce Saturation (Max) @ Ib, Ic	500mV @ 80mA, 800mA
Current - Collector Cutoff (Max)	100nA
DC Current Gain (hFE) (Min) @ Ic, Vce	120 @ 100mA, 1V
Power - Max	300 mW
Frequency - Transition	100MHz
Operating Temperature	150°C (TJ)
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
Supplier Device Package	SOT-23
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute and equivalent parts for the SS8050 are identified strictly by matching the following parameters:

Transistor Type (NPN)
Maximum Collector Current (1.5 A)
Maximum Collector-Emitter Voltage (25 V)
Vce Saturation @ Ib, Ic (500mV @ 80mA, 800mA)
Maximum Collector Cutoff Current (100nA)
Minimum DC Current Gain (hFE) (120 @ 100mA, 1V)
Maximum Power Dissipation (300 mW)
Transition Frequency (100 MHz)
Operating Temperature (up to 150°C junction temperature)
Surface Mount Package (TO-236-3, SC-59, SOT-23-3; SOT-23)
RoHS3 Compliance
Moisture Sensitivity Level (1, Unlimited)

Only parts meeting these parameters are included as equivalents or substitutes.

Parameter Comparison

Parameter	SS8050 (EVVO Semi)	MMSS8050HE3-L-TP (Micro Commercial Co)	SS8050 (EVVO Semi)
Transistor Type	NPN	NPN	NPN
Current - Collector (Ic) (Max)	1.5 A	1.5 A	1.5 A
Voltage - Collector Emitter Breakdown (Max)	25 V	25 V	25 V
Vce Saturation (Max) @ Ib, Ic	500mV @ 80mA, 800mA	500mV @ 80mA, 800mA	500mV @ 80mA, 800mA
Current - Collector Cutoff (Max)	100nA	100nA	100nA
DC Current Gain (hFE) (Min) @ Ic, Vce	120 @ 100mA, 1V	120 @ 100mA, 1V	120 @ 100mA, 1V
Power - Max	300 mW	300 mW	300 mW
Frequency - Transition	100MHz	100MHz	100MHz
Operating Temperature	150°C (TJ)	-55°C ~ 150°C (TJ)	150°C (TJ)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3
Supplier Device Package	SOT-23	SOT-23	SOT-23
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

All substitute part numbers provided are active, RoHS3 compliant, and have a Moisture Sensitivity Level of 1 (unlimited). Both SS8050 (EVVO Semi) and MMSS8050HE3-L-TP (Micro Commercial Co) meet stated compliance requirements and offer the necessary certifications for use in regulated and environmental applications.

Frequently Asked Questions (FAQ)

Q1: What key parameters ensure compatibility when selecting an SS8050 substitute?
A1: Compatibility is ensured by matching transistor type, maximum collector current, collector-emitter voltage, saturation voltage, collector cutoff current, current gain, maximum power, transition frequency, operating temperature, mounting type, and package.

Q2: Are these substitutes identical in package configuration?
A2: Yes, the SS8050 and MMSS8050HE3-L-TP are supplied in TO-236-3, SC-59, SOT-23-3 (SOT-23) surface mount packages.

Q3: Do the listed substitutes provide equivalent electrical performance?
A3: Yes, all listed substitutes share identical values for maximum collector current, breakdown voltage, saturation voltage, cutoff current, minimum current gain, power handling, and transition frequency.

Q4: Is RoHS compliance assured for all substitute parts?
A4: All parts listed—SS8050, MMSS8050HE3-L-TP—are classified as ROHS3 compliant.

Q5: What moisture sensitivity level applies to these transistors?
A5: The SS8050 and all substitutes have a Moisture Sensitivity Level (MSL) of 1, indicating unlimited shelf life under moisture-controlled conditions.

Q6: Can substitute selection rely solely on provided part numbers for formal qualification?
A6: Substitute selection can rely on the given part numbers when all electrical, package, and compliance parameters specified match.

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