BC490B View Datasheet(PDF) - ON Semiconductor

Part Name

Description

Manufacturer

BC490B

High Current Transistors

ON Semiconductor 

BC490, BC490A, BC490B

-1.0 k

-700

-500

-300

-200

-100

-70

-50

-30

-20

TA = 25°C

1.0 s

TC = 25°C

CURRENT LIMIT

THERMAL LIMIT

SECOND BREAKDOWN LIMIT

100 µs

1.0 ms

-10

-1.0

BC490

-2.0 -3.0 -5.0 -7.0 -10 -20 -30 -50 -70 -100

VCE, COLLECTOR-EMITTER VOLTAGE (VOLTS)

Figure 6. Active Region, Safe Operating Area

1.0

TJ = 25°C

0.8

VBE(sat) @ IC/IB = 10

0.6

VBE(on) @ VCE = 1.0 V

0.4

0.2

VCE(sat) @ IC/IB = 10

0

0.5 1.0 2.0

5.0 10 20

50 100 200 500

IC, COLLECTOR CURRENT (mA)

Figure 7. “On” Voltages

1.0

-0.8

TJ = 25°C

0.8

-1.2

0.6 IC = 10 mA

50

mA

100 mA

250 mA 500 mA

-1.6

0.4

-2.0

RθVB for VBE

0.2

-2.4

0

0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 20 50

IC, COLLECTOR CURRENT (mA)

Figure 8. Collector Saturation Region

-2.8

0.5 1.0 2.0

5.0 10 20

50 100 200 500

IC, COLLECTOR CURRENT (mA)

Figure 9. Base–Emitter Temperature Coefficient

400

TJ = 125°C

200

25°C

-55°C

100

80

60

40

-0.5 -0.7 -1.0

-2.0 -3.0

-5.0 -7.0 -10

-20 -30

IC, COLLECTOR CURRENT (mA)

Figure 10. DC Current Gain

-50 -70 -100

VCE = -1.0 V

-200 -300 -500

http://onsemi.com

4

Share Link: