DIODES MMBT4124-7 Datasheet

Features

MMBT4124

NPN SMALL SIGNAL SURFACE MOUNT TRANSISTOR

· Epitaxial Planar Die Construction

· Complementary PNP Type Available

(MMBT4126)

· 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): K1B

· Ordering & Date Code Information: See Page 2

· Weight: 0.008 grams (approx.)

Maximum Ratings

Characteristic Symbol MMBT4124 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

@ TA= 25°C unless otherwise specified

E

B

Tj,T

TOP VIEW

B

V

CBO

V

CEO

V

EBO

I

P

R

qJA

C

G

H

C

d

STG

SOT-23

A

B

C

E

D

K

J

L

C

E

M

30 V

25 V

5.0 V

200 mA

300

417 °C/W

-55 to +150 °C

Dim Min Max

A

0.37 0.51

B

1.20 1.40

C

2.30 2.50

D

0.89 1.03

E

0.45 0.60

G

1.78 2.05

H

2.80 3.00

J

0.013 0.10

K

0.903 1.10

L

0.45 0.61

M

0.085 0.180

a

All Dimensions in mm

0° 8°

mW

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.

DS30105 Rev. 5 - 2 1 of 2 MMBT4124

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

@ 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

30 ¾ V

25 ¾ V

5.0 6.0 V

¾ 50 nA

¾ 50 nA

120

60

¾ 0.30 V

¾ 0.95 V

¾ 4.0 pF

¾ 8.0 pF

120 480 ¾

300 ¾ MHz

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

IC = 2.0mA, VCE = 1.0V

¾

IC = 50mA, VCE= 1.0V

IC = 50mA, IB = 5.0mA

IC = 50mA, IB = 5.0mA

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

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

V

EB

V

= 1.0V, IC = 2.0mA,

CE

f = 1.0kHz

V

= 20V, IC = 10mA,

CE

f = 100MHz

Ordering Information

Device

(Note 3)

Packaging Shipping

MMBT4124-7

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.

Marking Information

Date Code Key

Year 1998 1999 2000 2001 2002 2003 2004

Code

K1B

JKLMNPR

YM

SOT-23 3000/Tape & Reel

K1B = 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

DS30105 Rev. 5 - 2 2 of 2 MMBT4124