BD677AS
  • Share:

Fairchild Semiconductor BD677AS

Manufacturer No:
BD677AS
Manufacturer:
Fairchild Semiconductor
Package:
Bulk
Description:
TRANS NPN DARL 60V 4A TO126-3
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The BD677AS is a Medium Power NPN Darlington Bipolar Power Transistor, originally produced by Fairchild Semiconductor and now part of ON Semiconductor. This transistor is designed for use as output devices in complementary general-purpose amplifier applications. It is part of a series that includes the BD675A, BD677A, BD679A, and BD681, which are known for their high DC current gain and monolithic construction.

Key Specifications

ParameterValueUnits
Collector-Base Voltage (VCBO)60V
Collector-Emitter Voltage (VCEO)60V
Emitter-Base Voltage (VEBO)5V
Collector Current (DC) (IC)4A
Collector Current (Pulse) (ICP)6A
Base Current (IB)100mA
Collector Dissipation (PC)40W
Junction Temperature (TJ)150°C
Storage Temperature (TSTG)-65 to 150°C
DC Current Gain (hFE)750 (Min) @ IC = 1.5 and 2.0 A
Collector-Emitter Saturation Voltage (VCE(sat))2.8 V @ IC = 2A, IB = 40mA
Base-Emitter ON Voltage (VBE(on))2.5 V @ IC = 2A

Key Features

  • High DC Current Gain: hFE = 750 (Min) @ IC = 1.5 and 2.0 A
  • Monolithic Construction
  • Pb-Free Packages Available
  • Complementary to BD676A, BD678A, BD680A, and BD682
  • Equivalent to MJE 800, 801, 802, 803

Applications

The BD677AS is suitable for medium power linear and switching applications, particularly as output devices in general-purpose amplifier circuits. It is commonly used in automotive, industrial, and consumer electronics where high current gain and reliability are required.

Q & A

  1. What is the maximum collector-emitter voltage (VCEO) for the BD677AS?
    The maximum collector-emitter voltage (VCEO) for the BD677AS is 60V.
  2. What is the DC current gain (hFE) of the BD677AS?
    The DC current gain (hFE) of the BD677AS is 750 (Min) at IC = 1.5 and 2.0 A.
  3. What is the maximum collector current (IC) for the BD677AS?
    The maximum collector current (IC) for the BD677AS is 4 A (DC) and 6 A (Pulse).
  4. Is the BD677AS Pb-Free?
  5. What are the complementary transistors to the BD677AS?
    The BD677AS is complementary to BD676A, BD678A, BD680A, and BD682.
  6. What are the equivalent transistors to the BD677AS?
    The BD677AS is equivalent to MJE 800, 801, 802, 803.
  7. What is the junction temperature range for the BD677AS?
    The junction temperature range for the BD677AS is up to 150°C.
  8. What is the storage temperature range for the BD677AS?
    The storage temperature range for the BD677AS is -65 to 150°C.
  9. Can the BD677AS be used in life support systems or medical devices?
    No, the BD677AS is not designed, intended, or authorized for use as a critical component in life support systems or any FDA Class 3 medical devices.
  10. What package type is the BD677AS available in?
    The BD677AS is available in the TO-126 package.

Product Attributes

Transistor Type:NPN - Darlington
Current - Collector (Ic) (Max):4 A
Voltage - Collector Emitter Breakdown (Max):60 V
Vce Saturation (Max) @ Ib, Ic:2.8V @ 40mA, 2A
Current - Collector Cutoff (Max):500µA
DC Current Gain (hFE) (Min) @ Ic, Vce:750 @ 2A, 3V
Power - Max:40 W
Frequency - Transition:- 
Operating Temperature:150°C (TJ)
Mounting Type:Through Hole
Package / Case:TO-225AA, TO-126-3
Supplier Device Package:TO-126-3
0 Remaining View Similar

In Stock

-
526

Please send RFQ , we will respond immediately.

Same Series
BD679AS
BD679AS
TRANS NPN DARL 80V 4A TO126-3
BD681S
BD681S
TRANS NPN DARL 100V 4A TO126-3
BD675AS
BD675AS
TRANS NPN DARL 45V 4A TO126-3
BD681STU
BD681STU
TRANS NPN DARL 100V 4A TO126-3
BD679ASTU
BD679ASTU
TRANS NPN DARL 80V 4A TO126-3
BD677ASTU
BD677ASTU
TRANS NPN DARL 60V 4A TO126-3

Similar Products

Part Number BD677AS BD679AS BD678AS BD675AS BD676AS BD677A BD677AG
Manufacturer Fairchild Semiconductor onsemi Fairchild Semiconductor Fairchild Semiconductor Fairchild Semiconductor STMicroelectronics onsemi
Product Status Active Active Active Active Active Active Obsolete
Transistor Type NPN - Darlington NPN - Darlington PNP - Darlington NPN - Darlington PNP - Darlington NPN - Darlington NPN - Darlington
Current - Collector (Ic) (Max) 4 A 4 A 4 A 4 A 4 A 4 A 4 A
Voltage - Collector Emitter Breakdown (Max) 60 V 80 V 60 V 45 V 45 V 60 V 60 V
Vce Saturation (Max) @ Ib, Ic 2.8V @ 40mA, 2A 2.8V @ 40mA, 2A 2.8V @ 40mA, 2A 2.8V @ 40mA, 2A 2.8V @ 40mA, 2A 2.8V @ 40mA, 2A 2.8V @ 40mA, 2A
Current - Collector Cutoff (Max) 500µA 500µA 500µA 500µA 500µA 500µA 500µA
DC Current Gain (hFE) (Min) @ Ic, Vce 750 @ 2A, 3V 750 @ 2A, 3V 750 @ 2A, 3V 750 @ 2A, 3V 750 @ 2A, 3V 750 @ 2A, 3V 750 @ 2A, 3V
Power - Max 40 W 40 W 14 W 40 W 14 W 40 W 40 W
Frequency - Transition - - - - - - -
Operating Temperature 150°C (TJ) 150°C (TJ) 150°C (TJ) 150°C (TJ) 150°C (TJ) 150°C (TJ) -55°C ~ 150°C (TJ)
Mounting Type Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole
Package / Case TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3
Supplier Device Package TO-126-3 TO-126-3 TO-126-3 TO-126-3 TO-126-3 SOT-32-3 TO-126

Related Product By Categories

PMBT2907A,215
PMBT2907A,215
Nexperia USA Inc.
TRANS PNP 60V 0.6A TO236AB
SBC817-40LT1G
SBC817-40LT1G
onsemi
TRANS NPN 45V 0.5A SOT23-3
BCP69-16/S500115
BCP69-16/S500115
NXP USA Inc.
SMALL SIGNAL BIPOLAR TRANSISTOR
PBSS5350D,135
PBSS5350D,135
Nexperia USA Inc.
TRANS PNP 50V 3A 6TSOP
BD13610S
BD13610S
Fairchild Semiconductor
TRANS PNP 45V 1.5A TO126-3
BCP56TA
BCP56TA
Diodes Incorporated
TRANS NPN 80V 1A SOT223-3
STN2580
STN2580
STMicroelectronics
TRANS NPN 400V 1A SOT223
TIP122TU
TIP122TU
Fairchild Semiconductor
TRANS NPN DARL 100V 5A TO220-3
2N2907AP
2N2907AP
Microchip Technology
SMALL-SIGNAL BJT
2N6045
2N6045
Solid State Inc.
TRANS NPN DARL 100V 8A TO220
BC857B/DG/B3,215
BC857B/DG/B3,215
Nexperia USA Inc.
TRANS PNP 45V 0.1A TO236AB
BUK9Y41-80E/GFX
BUK9Y41-80E/GFX
NXP USA Inc.
MOSFET N-CH LFPAK

Related Product By Brand

BZX55C5V1
BZX55C5V1
Fairchild Semiconductor
DIODE ZENER 5.1V 500MW DO35
BZX55C18
BZX55C18
Fairchild Semiconductor
DIODE ZENER 18V 500MW DO35
BC857AMTF
BC857AMTF
Fairchild Semiconductor
TRANS PNP 45V 0.1A SOT23-3
BD13610S
BD13610S
Fairchild Semiconductor
TRANS PNP 45V 1.5A TO126-3
BDX53BTU
BDX53BTU
Fairchild Semiconductor
TRANS NPN DARL 80V 8A TO220-3
FSA221L10X
FSA221L10X
Fairchild Semiconductor
MULTIMEDIA AND USB 2.0 HI-SPEED
CD4051BCSJX
CD4051BCSJX
Fairchild Semiconductor
SINGLE-ENDED MUX, 8 CHANNEL
NC7SB3157P6X-F40
NC7SB3157P6X-F40
Fairchild Semiconductor
LOW VOLTAGE SPDT ANALOG SWITCH O
FAN6240M6X
FAN6240M6X
Fairchild Semiconductor
SWITCHING CONTROLLER, PDSO6
UC3843D
UC3843D
Fairchild Semiconductor
SWITCHING CONTROLLER
MC7912CT
MC7912CT
Fairchild Semiconductor
IC REG LINEAR -12V 1A TO220AB
MC7905CT
MC7905CT
Fairchild Semiconductor
IC REG LINEAR -5V 1A TO220-3