SS8550 Equivalent & Substitute Parts Reference

Part Overview

The SS8550 is a Bipolar Junction Transistor (BJT) manufactured by EVVO Semi, categorized under Transistors, Bipolar (BJT). It features a PNP configuration and is supplied in SOT-23 surface mount packaging. The product is currently active, with substantial inventory available. Alternative models may be needed for supply continuity, multi-sourcing, or to meet specific inventory or packaging requirements within the same parametric and mechanical constraints.

Substiute Parts

SS8550

EVVO SemiIn Stock: 473114SS8550 Datasheet

Current PartRFQ

SS8550-H

EVVO SemiIn Stock: 146396SS8550-H Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitutes for SS8550 are determined by strictly matching key electrical and mechanical parameters including transistor type, collector current, voltage, gain, frequency, mounting type, and package/case dimensions. Only components listed with identical specifications are considered parametric equivalents. All substitute parts listed share compliance status and inventory readiness.

Key substitute parameters:

• Transistor Type: PNP
• 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: 200 mW
• Frequency - Transition: 100MHz
• Operating Temperature: -55°C ~ 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)
• Product Status: Active

Parameter Comparison

Engineering Selection Recommendations

Both SS8550 and SS8550-H are active status devices, ROHS3 compliant, and rated at Moisture Sensitivity Level 1 (Unlimited). All listed certifications and regulatory codes are matched. Either part number may be selected where regulatory, compliance, and product status requirements are identical.

Frequently Asked Questions (FAQ)

Q: What criteria must be met to select a substitute for SS8550?
A: Substitutes must strictly match all key electrical specifications, transistor type, package/case, mounting type, compliance status, and operational ratings as provided.

Q: Are SS8550 and SS8550-H identical regarding the mounting and packaging?
A: Both are supplied in SOT-23 surface mount packaging and are compatible with TO-236-3, SC-59, and SOT-23-3 cases.

Q: Are there any differences in regulatory compliance between SS8550 and SS8550-H?
A: No. Both parts are ROHS3 compliant, have the same ECCN (EAR99), HTSUS code, and Moisture Sensitivity Level (1, Unlimited).

Q: Can SS8550-H be used in place of SS8550 without modification?
A: Yes, based on provided parameters. All key mechanical and electrical characteristics are precisely matched.

Q: Is there any reason to choose one substitute over another based on product status?
A: Both SS8550 and SS8550-H are designated as active. Inventory availability may otherwise guide selection within identical product types.