DIODES MMBT4126-7 Datasheet

Features

MMBT4126

PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR

· Epitaxial Planar Die Construction

· Complementary NPN Type Available

(MMBT4124)

· Ideal for Medium Power Amplification and
Switching

Mechanical Data

· Case: SOT-23, Molded Plastic

· Case material - UL Flammability Rating

Classification 94V-0

· Moisture sensitivity: Level 1 per J-STD-020A

· Terminals: Solderable per MIL-STD-202,

Method 208

· Terminal Connections: See Diagram

· Marking (See Page 2): K2B

· Ordering & Date Code Information: See Page 2

· Weight: 0.008 grams (approx.)

E

B

B

C

TOP VIEW

G

H

C

SOT-23

Dim Min Max

A

B

C

D

E

G

H

J

K

L

M

a

0.37 0.51

1.20 1.40

2.30 2.50

0.89 1.03

0.45 0.60

1.78 2.05

2.80 3.00

0.013 0.10

0.903 1.10

0.45 0.61

0.085 0.180

0° 8°

A

B

C

E

D

K

J

L

E

M

All Dimensions in mm

Maximum Ratings

Characteristic Symbol MMBT4126 Unit

Collector-Base Voltage

Collector-Emitter Voltage

Emitter-Base Voltage

Collector Current - Continuous (Note 1)

Power Dissipation (Note 1)

Thermal Resistance, Junction to Ambient (Note 1)

Operating and Storage and Temperature Range

Notes: 1. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout
document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.

@ TA= 25°C unless otherwise specified

V

V

V

R

T

j,TSTG

CBO

CEO

EBO

I

C

P

d

qJA

-25 V

-25 V

-4.0 V

-200 mA

300

417 °C/W

-55 to +150 °C

mW

DS30106 Rev. 2 - 2 1 of 2 MMBT4126

Electrical Characteristics

Characteristic Symbol Min Max Unit Test Condition

OFF CHARACTERISTICS (Note 2)

Collector-Base Breakdown Voltage

Collector-Emitter Breakdown Voltage

Emitter-Base Breakdown Voltage

Collector Cutoff Current

Emitter Cutoff Current

ON CHARACTERISTICS (Note 2)

DC Current Gain

Collector-Emitter Saturation Voltage

Base- Emitter Saturation Voltage

SMALL SIGNAL CHARACTERISTICS

Output Capacitance

Input Capacitance

Small Signal Current Gain

Current Gain-Bandwidth Product

Noise Figure

@ TA = 25°C unless otherwise specified

V

(BR)CBO

V

(BR)CEO

V

(BR)EBO

I

CBO

I

EBO

h

V

CE(SAT)

V

BE(SAT)

C

C

h

f

FE

obo

ibo

fe

T

-25 ¾ V

-25 ¾ V

-4.0 ¾ V

¾ -50 nA

¾ -50 nA

120

60

¾ -0.40 V

¾ -0.95 V

¾ 4.5 pF

¾ 10 pF

120 480 ¾

250 ¾ MHz

NF ¾ 4.0 dB

360

¾

= -10mA, IE = 0

I

C

= -1.0mA, IB = 0

I

C

= -10mA, IC = 0

I

E

= -20V, IE = 0V

V

CB

= -3.0V, IC = 0V

V

EB

= -2.0mA, VCE = -1.0V

I

¾

C

IC = -50mA, VCE= -1.0V

= -50mA, IB = -5.0mA

I

C

IC = -50mA, IB = -5.0mA

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

V

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

EB

V

= 1.0V, IC = -2.0mA,

CE

f = 1.0kHz

= -20V, IC = -10mA,

V

CE

f = 100MHz

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

= 1.0kW, f = 1.0kHz

S

Ordering Information

Device

MMBT4126-7

(Note 3)

Packaging Shipping

SOT-23 3000/Tape & Reel

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

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

Marking Information

K2B

Date Code Key

Year 1998 1999 2000 2001 2002 2003 2004

Code

JKLMNPR

YM

K2B = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September

2005 2006 2007 2008 2009

ST U VW

Month Jan Feb March Apr May Jun Jul

Code

1234567

Aug Sep Oct Nov Dec

89 O ND

DS30106 Rev. 2 - 2 2 of 2 MMBT4126