Diodes MMST4126 User Manual
Mmst4126, Features, Mechanical data
MMST4126
PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR
Features
•
Epitaxial Planar Die Construction
•
Complementary NPN Type Available (MMST4124)
•
Ideal for Medium Power Amplification and Switching
•
Ultra-Small Surface Mount Package
•
Lead Free/RoHS Compliant (Note 2)
•
"Green" Device (Notes 3 and 4)
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
•
Terminal Connections: See Diagram
•
Terminals: Solderable per MIL-STD-202, Method 208
•
Lead Free Plating (Matte Tin Finish annealed over
Alloy 42 leadframe).
•
Marking Information: See Page 3
•
Ordering Information: See Page 3
•
Weight: 0.006 grams (approximate)
SOT-323
Dim
Min
Max
A
0.25
0.40
B
1.15
1.35
C
2.00
2.20
D
0.65 Nominal
E
0.30
0.40
G
1.20
1.40
H
1.80
2.20
J
0.0
0.10
K
0.90
1.00
L
0.25
0.40
M
0.10
0.18
α
0
°
8
°
All Dimensions in mm
E
B
C
A
M
J
L
F
D
B C
H
K
G
B
E
C
Maximum Ratings
@T
A
= 25°C unless otherwise specified
Characteristic
Symbol
Value
Unit
Collector-Base Voltage
V
CBO
-25
V
Collector-Emitter Voltage
V
CEO
-25
V
Emitter-Base Voltage
V
EBO
-4.0
V
Collector Current - Continuous (Note 1)
I
C
-200
mA
Power Dissipation (Note 1)
P
d
200
mW
Thermal Resistance, Junction to Ambient (Note 1)
R
θJA
625
°C/W
Operating and Storage Temperature Range
T
j
, T
STG
-55 to +150
°C
Electrical Characteristics
@T
A
= 25°C unless otherwise specified
Characteristic
Symbol
Min
Max
Unit
Test Condition
OFF CHARACTERISTICS (Note 5)
Collector-Base Breakdown Voltage
V
(BR)CBO
-25
⎯
V
I
C
= -10
μA, I
E
= 0
Collector-Emitter Breakdown Voltage
V
(BR)CEO
-25
⎯
V
I
C
= -1.0mA, I
B
= 0
Emitter-Base Breakdown Voltage
V
(BR)EBO
-4.0
⎯
V
I
E
= -10
μA, I
C
= 0
Collector Cutoff Current
I
CBO
⎯
-50
nA
V
CB
= -20V, I
E
= 0V
Emitter Cutoff Current
I
EBO
⎯
-50
nA
V
EB
= -3.0V, I
C
= 0V
ON CHARACTERISTICS (Note 5)
DC Current Gain
h
FE
120
60
360
⎯
⎯
I
C
= -2.0mA, V
CE
= -1.0V
I
C
= -50mA, V
CE
= -1.0V
Collector-Emitter Saturation Voltage
V
CE(SAT)
⎯
-0.40
V
I
C
= -50mA, I
B
= -5.0mA
Base-Emitter Saturation Voltage
V
BE(SAT)
⎯
-0.95
V
I
C
= -50mA, I
B
= -5.0mA
SMALL SIGNAL CHARACTERISTICS
Output Capacitance
C
obo
⎯
4.5
pF
V
CB
= -5.0V, f = 1.0MHz, I
E
= 0
Input Capacitance
C
ibo
⎯
10
pF
V
EB
= -0.5V, f = 1.0MHz, I
C
= 0
Small Signal Current Gain
h
fe
120
480
⎯
V
CE
= 1.0V, I
C
= -2.0mA, f = 1.0kHz
Current Gain-Bandwidth Product
f
T
250
⎯
MHz
V
CE
= -20V, I
C
= -10mA, f = 100MHz
Noise Figure
NF
⎯
4.0
dB
V
CE
= -5.0V, I
C
= -100
μA,
R
S
= 1.0k
Ω,
f = 1.0kHz
Note:
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.
5. Short duration pulse test used to minimize self-heating effect.
DS30161 Rev. 7 - 2
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MMST4126
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