TIP120 TIP121 TIP122 TIP125 TIP126 TIP127

2

Motorola Bipolar Power Transistor Device Data

Characteristic

Symbol

Min

Max

Unit

OFF CHARACTERISTICS

Collector–Emitter Sustaining Voltage (1)

(IC = 100 mAdc, IB = 0)

TIP120, TIP125

TIP121, TIP126

TIP122, TIP127

VCEO(sus)

60

80

100

—

—

—

Vdc

Collector Cutoff Current

(VCE = 30 Vdc, IB = 0)

TIP120, TIP125

(VCE = 40 Vdc, IB = 0)

TIP121, TIP126

(VCE = 50 Vdc, IB = 0)

TIP122, TIP127

ICEO

—

—

—

0.5

0.5

0.5

mAdc

Collector Cutoff Current

(VCB = 60 Vdc, IE = 0)

TIP120, TIP125

(VCB = 80 Vdc, IE = 0)

TIP121, TIP126

(VCB = 100 Vdc, IE = 0)

TIP122, TIP127

ICBO

—

—

—

0.2

0.2

0.2

mAdc

Emitter Cutoff Current

(VBE = 5.0 Vdc, IC = 0)

IEBO

—

2.0

mAdc

ON CHARACTERISTICS (1)

DC Current Gain

(IC = 0.5 Adc, VCE = 3.0 Vdc)

(IC = 3.0 Adc, VCE = 3.0 Vdc)

hFE

1000

1000

—

—

—

Collector–Emitter Saturation Voltage

(IC = 3.0 Adc, IB = 12 mAdc)

(IC = 5.0 Adc, IB = 20 mAdc)

VCE(sat)

—

—

2.0

4.0

Vdc

Base–Emitter On Voltage

(IC = 3.0 Adc, VCE = 3.0 Vdc)

VBE(on)

—

2.5

Vdc

DYNAMIC CHARACTERISTICS

Small–Signal Current Gain

(IC = 3.0 Adc, VCE = 4.0 Vdc, f = 1.0 MHz)

hfe

4.0

—

—

Output Capacitance

(VCB = 10 Vdc, IE = 0, f = 0.1 MHz

TIP125, TIP126, TIP127

TIP120, TIP121, TIP122

Cob

—

—

300

200

pF

(1) Pulse Test: Pulse Width

v 300 µs, Duty Cycle v 2%.

Figure 2. Switching Times Test Circuit

5.0

0.1

Figure 3. Switching Times

IC, COLLECTOR CURRENT (AMP)

2.0

1.0

0.5

0.05

0.2

0.3

0.5 0.7 1.0

2.0

3.0

10

0.3

0.7

PNP

NPN

tf

tr

ts

td @ VBE(off) = 0

V2

approx

+ 8.0 V

V1

approx

–12 V

tr, tf ≤ 10 ns

DUTY CYCLE = 1.0%

25

µs

0

RB

51

D1

+ 4.0 V

VCC

– 30 V

RC

TUT

≈ 8.0 k ≈ 120

SCOPE

for td and tr, D1 is disconnected

and V2 = 0

For NPN test circuit reverse all polarities.

RB & RC VARIED TO OBTAIN DESIRED CURRENT LEVELS

D1 MUST BE FAST RECOVERY TYPE, eg:

1N5825 USED ABOVE IB ≈ 100 mA

MSD6100 USED BELOW IB ≈ 100 mA

VCC = 30 V

IC/IB = 250

IB1 = IB2

TJ = 25°C

3.0

0.2

0.1

0.07

5.0 7.0