MMBT4126 datasheet(2/4 Pages) DIODES

2 / 4 page

DS30106 Rev. 7 - 2

2 of 4

MMBT4126

www.diodes.com

Electrical Characteristics @ TA = 25°C unless otherwise specified

Characteristic

Symbol

Min

Max

Unit

Test Condition

OFF CHARACTERISTICS (Note 3)

Collector-Base Breakdown Voltage

V(BR)CBO

-25

IC = -10mA, IE = 0

Collector-Emitter Breakdown Voltage

V(BR)CEO

-25

IC = -1.0mA, IB = 0

Emitter-Base Breakdown Voltage

V(BR)EBO

-4.0

IE = -10mA, IC = 0

Collector Cutoff Current

ICBO

-50

VCB = -20V, IE = 0V

Emitter Cutoff Current

IEBO

-50

VEB = -3.0V, IC = 0V

ON CHARACTERISTICS (Note 3)

DC Current Gain

hFE

120

360

IC = -2.0mA, VCE = -1.0V

IC = -50mA, VCE = -1.0V

Collector-Emitter Saturation Voltage

VCE(SAT)

-0.40

IC = -50mA, IB = -5.0mA

Base-Emitter Saturation Voltage

VBE(SAT)

-0.95

IC = -50mA, IB = -5.0mA

SMALL SIGNAL CHARACTERISTICS

Output Capacitance

Cobo

4.5

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

Input Capacitance

Cibo

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

250

MHz

VCE = -20V, IC = -10mA,

f = 100MHz

Noise Figure

4.0

VCE = -5.0V, IC = -100mA,

RS = 1.0kW, f = 1.0kHz

Month

Jan

Feb

March

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Code

K2B = Product Type Marking Code

YM = Date Code Marking

Y = Year ex: N = 2002

M = Month ex: 9 = September

K2B

Marking Information

Device

Packaging

Shipping

MMBT4126-7-F

SOT-23

3000/Tape & Reel

Ordering Information

Date Code Key

(Note 4)

Note:

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

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

Year

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

Code

MMBT4126 Datasheet(PDF) 2 Page - Diodes Incorporated

MMBT4126 Datasheet(HTML) 2 Page - Diodes Incorporated

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