BUD44D2 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

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BUD44D2

High Speed, High Gain Bipolar NPN Power Transistor with Integrated Collector-Emitter Diode and Built-in Efficient Antisaturation Network

Motorola => Freescale 

BUD44D2

TYPICAL SWITCHING CHARACTERISTICS

VCE

dyn 1 µs

0V

dyn 3 µs

90% IB

1 µs

IB

3 µs

TIME

Figure 21. Dynamic Saturation

Voltage Measurements

10

9

IC

8

7

6

5 Vclamp

4

3 IB

2

1

0

01

tsi

10% Vclamp

90% IB1

2

3

4

TIME

90% IC

tfi

10% IC

tc

5

6

7

8

Figure 22. Inductive Switching Measurements

VF

0.1 VF

0

VFRM

VFR (1.1 VF unless otherwise specified)

tfr

VF

IF

10% IF

0

2

4

6

8

10

Figure 22 bis. tfr Measurements

8

Motorola Bipolar Power Transistor Device Data

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