PNP Silicon Transistor BLUE ROCKET S8550-D in TO-92 Package Suitable for High Current Audio Amplification Circuits

Key Attributes
Model Number: S8550-D
Product Custom Attributes
Emitter-Base Voltage(Vebo):
6V
Current - Collector Cutoff:
100nA
Pd - Power Dissipation:
625mW
Transition Frequency(fT):
200MHz
Type:
PNP
Number:
1 PNP
Current - Collector(Ic):
800mA
Collector - Emitter Voltage VCEO:
25V
Operating Temperature:
-
Mfr. Part #:
S8550-D
Package:
TO-92
Product Description

Product Overview

The S8550 is a silicon PNP transistor in a TO-92 plastic package. It is designed for high collector current (IC) and collector power (PC), serving as a complementary pair to the S8050. This transistor is suitable for amplifier applications, particularly in class B push-pull operation for portable radios. Its key features include high current handling capabilities and complementary pairing with the S8050, making it ideal for audio amplification circuits.

Product Attributes

  • Brand: Not explicitly stated, but implied by the datasheet source (fsbrec.com)
  • Package Type: TO-92 Plastic Package
  • Transistor Type: PNP Silicon Transistor
  • Complementary Pair: S8050

Technical Specifications

Parameter Symbol Rating Unit
Collector to Base Voltage VCBO -40 V
Collector to Emitter Voltage VCEO -25 V
Emitter to Base Voltage VEBO -6.0 V
Collector Current - Continuous IC -800 mA
Base Current - Continuous IB -200 mA
Collector Power Dissipation PC 625 mW
Junction Temperature Tj 150
Storage Temperature Range Tstg -55150

Electrical Characteristics (Ta=25)

Parameter Symbol Test Conditions Min Typ Max Unit
Collector to Base Breakdown Voltage VCBO IC=-0.1mA, IE=0 -40 V
Collector to Emitter Breakdown Voltage VCEO IC=-2.0mA, IB=0 -25 V
Emitter to Base Breakdown Voltage VEBO IE=-0.1mA, IC=0 -6.0 V
Collector Cut-Off Current ICBO VCB=-35V, IE=0 -0.1 A
Emitter Cut-Off Current IEBO VEB=-6.0V, IC=0 -0.1 A
DC Current Gain (hFE) hFE(1) VCE=-1.0V, IC=-100mA 85 300
DC Current Gain (hFE) hFE(2) VCE=-1.0V, IC=-500mA 40
DC Current Gain (hFE) hFE(3) VCE=-1.0V, IC=-5.0mA 45
Collector to Emitter Saturation Voltage VCE(sat) IC=-500mA, IB=-50mA -0.28 -0.6 V
Base to Emitter Saturation Voltage VBE(sat) IC=-500mA, IB=-50mA -0.98 -1.2 V
Base to Emitter Voltage VBE VCE=-1.0V, IC=-10mA -0.66 -1.0 V
Transition Frequency fT VCE=-10V, IC=-50mA 100 200 MHz
Collector Output Capacitance Cob VCB=-10V, IE=0, f=1.0MHz 15 pF

Packaging Information

Bulk Packaging

Package Type Units/Bag Bags/Inner Box Units/Inner Box Inner Boxes/Outer Box Units/Outer Box Bag Dimensions (mm) Inner Box Dimensions (mm) Outer Box Dimensions (mm)
TO-92 1,000 10 10,000 5 50,000 135190 237172102 560245195
TO-92 1,000 10 10,000 10 100,000 135190 237172102 560245375

Ammo Packaging

Package Type Units/Tape Tape/Inner Box Rows/Inner Box Inner Boxes/Outer Box Units/Outer Box Tape Dimensions (mm) Inner Box Dimensions (mm) Outer Box Dimensions (mm)
TO-92 3,000 1 120 10 30,000 32823042 Small Box: 480346235 Large Box: 547407268

Marking Instructions

The marking on the product consists of: BR (Company Code), S8550 (Product Type), B (hFE Classification Symbol), and **** (Lot No. Code, which changes with the production lot number).

Soldering Information

Temperature Profile for Dip Soldering (Pb-Free)

  • Preheating: 25~150, Duration: 60~90 seconds.
  • Peak Temperature: 2555, Duration: 50.5 seconds.
  • Cooling Speed: 2~10/sec.

Resistance to Soldering Heat Test Conditions

  • Temperature: 2705
  • Time: 101 sec.

2410121236_BLUE-ROCKET-S8550-D_C305418.pdf

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