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Categories Discrete Semiconductor Products
Manufacturer Sanken
Packaging Bulk
Transistor Type PNP - Darlington
Current - Collector (Ic) (Maximum) 4A
Voltage - Collector Emitter Breakdown (Maximum) 60V
Vce Saturation (Maximum) @ Ib, Ic 1.5V @ 6mA, 3A
Current - Collector Cutoff (Maximum) 10μA (ICBO)
DC Current Gain (hFE) (Minimum) @ Ic, Vce 2000 @ 3A, 4V
Power - Max 25W
Frequency - Transition 150MHz
Operating Temperature Range 150°C (TJ)
Mounting Style Through Hole
Package TO-220-3 Full Pack
Manufacturer Package TO-220F
Win Source Part Number 762499-2SB1257
Family Name 2SB1257
Introduction Date July 07, 1999
ECCN EAR99
Estimated EOL Date 2024
Popularity Medium
Supply and Demand Status Limited
Ultra Librarian 3D Model Ultra Librarian 2SB1257 CAD Model

Description

The 2SB1257 PNP Darlington transistor is a high power, through-hole component manufactured by Sanken.

  • Power Rating: 25W
  • Applications: Power Supplies, Amplifiers, and Motor Control Circuits
  • Collector Current: 4A
  • Collector-Emitter Voltage: 60V
  • DC Current Gain: 2000 @ 3A and 4V
  • Package: TO-220-3 full pack
  • Family: 2SB1257
  • Transition Frequency: 150MHz
  • Cross-References: 2SB950P, 2SB0950, and 2SB0950R
  • Estimated EOL Date: 2024

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