MMST4401
NPN SMALL SIGNAL SURFACE MOUNT TRANSISTOR
Features
•
•
•
•
•
Epitaxial Planar Die Construction
Complementary PNP Type Available (MMST4403)
Ultra-Small Surface Mount Package
Lead Free/RoHS Compliant (Note 2)
"Green" Device (Note 3 and 4)
B
G
A
C
SOT-323
Dim
A
B C
E
Min
0.25
1.15
2.00
0.30
1.20
1.80
0.0
0.90
0.25
0.10
0°
Max
0.40
1.35
2.20
0.40
1.40
2.20
0.10
1.00
0.40
0.18
8°
B
C
D
E
M
Mechanical Data
•
•
•
•
•
•
•
•
•
Case: SOT-323
Case Material: Molded Plastic, "Green" Molding Compound,
Note 4. UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Terminals: Solderable per MIL-STD-202, Method 208
Terminal Connections: See Diagram
Lead Free Plating (Matte Tin Finish annealed over
Alloy 42 leadframe).
Marking Information: K3X - See Page 4
Ordering & Date Code Information: See Page 4
Weight: 0.006 grams (approximate)
K
0.65 Nominal
H
G
H
J
K
L
M
α
J
D
C
E
L
B
E
All Dimensions in mm
Maximum Ratings
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
@T
A
= 25°C unless otherwise specified
Symbol
V
CBO
V
CEO
V
EBO
I
C
P
d
R
θ
JA
T
j
, T
STG
Value
60
40
6.0
600
200
625
-55 to +150
Unit
V
V
V
mA
mW
°C/W
°C
Characteristic
Collector Current – Continuous (Note 1)
Power Dissipation (Note 1)
Thermal Resistance, Junction to Ambient (Note 1)
Operating and Storage 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.
2. No purposefully added lead.
3. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
4. Product manufactured with Date Code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code 0627 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
DS30084 Rev. 9 - 2
1 of 4
www.diodes.com
MMST4401
© Diodes Incorporated
Electrical Characteristics
Characteristic
OFF CHARACTERISTICS (Note 5)
Collector-Base Breakdown Voltage
Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
Collector Cutoff Current
Base Cutoff Current
ON CHARACTERISTICS (Note 5)
@T
A
= 25°C unless otherwise specified
Symbol
V
(BR)CBO
V
(BR)CEO
V
(BR)EBO
I
CEX
I
BL
Min
60
40
6.0
⎯
⎯
20
40
80
100
40
⎯
0.75
⎯
⎯
⎯
1.0
0.1
40
1.0
250
⎯
⎯
⎯
⎯
Max
⎯
⎯
⎯
100
100
⎯
⎯
⎯
300
⎯
0.40
0.75
0.95
1.2
8.5
30
15
8.0
500
30
⎯
15
20
225
30
Unit
V
V
V
nA
nA
Test Condition
I
C
= 100μA, I
E
= 0
I
C
= 1.0mA, I
B
= 0
I
E
= 100μA, I
C
= 0
V
CE
= 35V, V
EB(OFF)
= 0.4V
V
CE
= 35V, V
EB(OFF)
= 0.4V
I
C
=
I
C
=
I
C
=
I
C
=
I
C
=
I
C
=
I
C
=
I
C
=
I
C
=
100μA, V
CE
= 1.0V
1.0mA, V
CE
= 1.0V
10mA, V
CE
= 1.0V
150mA, V
CE
= 1.0V
500mA, V
CE
= 2.0V
150mA, I
B
= 15mA
500mA, I
B
= 50mA
150mA, I
B
= 15mA
500mA, I
B
= 50mA
DC Current Gain
h
FE
⎯
Collector-Emitter Saturation Voltage
Base-Emitter Saturation Voltage
SMALL SIGNAL CHARACTERISTICS
Output Capacitance
Input Capacitance
Input Impedance
Voltage Feedback Ratio
Small Signal Current Gain
Output Admittance
Current Gain-Bandwith Product
SWITCHING CHARACTERISTICS
Delay Time
Rise Time
Storage Time
Fall Time
5. Short duration pulse test used to minimize self-heating effect.
V
CE(SAT)
V
BE(SAT)
C
ob
C
eb
h
ie
h
re
h
fe
h
oe
f
T
t
d
t
r
t
s
t
r
V
V
pF
pF
kΩ
-4
x 10
⎯
μS
MHz
ns
ns
ns
ns
V
CB
= 5.0V, f = 1.0MHz, I
E
= 0
V
EB
= 0.5V, f = 1.0MHz, I
C
= 0
V
CE
= 10V, I
C
= 1.0mA,
f = 1.0MHz
V
CE
= 10V, I
C
= 20mA,
f = 100MHz
V
CC
= 30V, I
C
= 150mA,
V
BE(OFF)
= 2.0V, I
B1
= 15mA
V
CC
= 30V, I
C
= 150mA,
I
B1
= I
B2
= 15mA
400
350
P
D
, POWER DISSIPATION (mW)
300
250
200
150
100
50
0
0
25
50
75
100
125
150
175
T
A
, AMBIENT TEMPERATURE (°C)
Fig. 1, Max Power Dissipation vs
Ambient Temperature
h
FE
, DC CURRENT GAIN
1,000
T
A
= 125°C
100
10
1
200
0.1
1
10
100
1,000
I
C
, COLLECTOR CURRENT (mA)
Fig. 2 Typical DC Current Gain vs
Collector Current
DS30084 Rev. 9 - 2
2 of 4
www.diodes.com
MMST4401
© Diodes Incorporated
30
2.0
V
CE
, COLLECTOR-EMITTER VOLTAGE (V)
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0.001
0.01
0.1
1
10
100
I
C
= 1mA
20
C
ibo
CAPACITANCE (pF)
10
5.0
1.0
0.1
1.0
10
50
REVERSE VOLTAGE (V)
Fig. 3 Typical Capacitance
0.5
I
C
= 10
I
B
I
B
, BASE CURRENT (mA)
Fig. 4 Typical Collector Saturation Region
1.0
V
BE(ON)
, BASE EMITTER VOLTAGE (V)
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1
10
100
I
C
, COLLECTOR CURRENT (mA)
Fig. 6 Base Emitter Voltage vs. Collector Current
V
CE
= 5V
T
A
= -50°C
V
CE(SAT)
, COLLECTOR TO EMITTER
SATURATION VOLTAGE (V)
0.4
T
A
= 25°C
0.3
T
A
= 150°C
T
A
= 25°C
0.2
T
A
= 150°C
0.1
T
A
= -50°C
0
1
10
100
1,000
I
C
, COLLECTOR CURRENT (mA)
Fig. 5 Collector Emitter Saturation Voltage
vs. Collector Current
1,000
f
T
, GAIN BANDWIDTH PRODUCT (MHz)
V
CE
= 5V
100
10
1
10
100
I
C
, COLLECTOR CURRENT (mA)
Fig. 7 Gain Bandwidth Product vs. Collector Current
1
DS30084 Rev. 9 - 2
3 of 4
www.diodes.com
MMST4401
© Diodes Incorporated
Ordering Information
Device
MMST4401-7-F
Notes:
(Note 4 & 6)
Packaging
SOT-323
Shipping
3000/Tape & Reel
6. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
K3X = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
K3X
Date Code Key
Year
1998
Code
J
Month
Code
Jan
1
1999
K
Feb
2
2000
L
2001
M
Mar
3
2002
N
Apr
4
YM
2003
P
May
5
2004
R
Jun
6
2005
S
2006
T
Jul
7
2007
U
Aug
8
2008
V
Sep
9
2009
W
Oct
O
2010
X
2011
Y
Nov
N
2012
Z
Dec
D
IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product
described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall
assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website,
harmless against all damages.
LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written
approval of the President of Diodes Incorporated.
DS30084 Rev. 9 - 2
4 of 4
www.diodes.com
MMST4401
© Diodes Incorporated
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