MMBT4124 datasheet(2/2 Pages) DIODES

2 / 2 page

DS30105 Rev. 5 - 2

2 of 2

MMBT4124

Electrical Characteristics @ TA = 25°C unless otherwise specified

Characteristic

Symbol

Min

Max

Unit

Test Condition

OFF CHARACTERISTICS (Note 2)

Collector-Base Breakdown Voltage

V(BR)CBO

IC = 10

mA, IE = 0

Collector-Emitter Breakdown Voltage

V(BR)CEO

IC = 1.0mA, IB = 0

Emitter-Base Breakdown Voltage

V(BR)EBO

5.0

6.0

IE = 10

mA, IC = 0

Collector Cutoff Current

ICBO

VCB = 20V, IE = 0V

Emitter Cutoff Current

IEBO

VEB = 3.0V, IC = 0V

ON CHARACTERISTICS (Note 2)

DC Current Gain

hFE

120

360

IC = 2.0mA, VCE = 1.0V

IC = 50mA, VCE = 1.0V

Collector-Emitter Saturation Voltage

VCE(SAT)

0.30

IC = 50mA, IB = 5.0mA

Base- Emitter Saturation Voltage

VBE(SAT)

0.95

IC = 50mA, IB = 5.0mA

SMALL SIGNAL CHARACTERISTICS

Output Capacitance

Cobo

4.0

VCB = 5.0V, f = 1.0MHz, IE = 0

Input Capacitance

Cibo

8.0

VEB = 0.5V, f = 1.0MHz, IC = 0

Small Signal Current Gain

hfe

120

480

VCE = 1.0V, IC = 2.0mA,

f = 1.0kHz

Current Gain-Bandwidth Product

300

MHz

VCE = 20V, IC = 10mA,

f = 100MHz

Notes:

2. Short duration test pulse used to minimize self-heating effect.

3. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.

Ordering Information (Note 3)

Device

Packaging

Shipping

MMBT4124-7

SOT-23

3000/Tape & Reel

Marking Information

K1B

K1B = Product Type Marking Code

YM = Date Code Marking

Y = Year ex: N = 2002

M = Month ex: 9 = September

Date Code Key

Month

Jan

Feb

March

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Code

Year

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

Code

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