Kexin MMBD4148-3 Switching diode Datasheet

Diodes
SMD Type
Switching Diodes
MMBD4148/SE/CC/CA
(KMBD4148/SE/CC/CA)
SOT-23-3
Unit: mm
0.4
+0.2
2.9 -0.1
+0.1
0.4 -0.1
3
■ Features
+0.2
1.6 -0.1
+0.2
2.8 -0.1
● Fast Switching Speed
1
● High Conductance
4148
4148SE
4148CC
3
3
3
+0.02
0.15 -0.02
4148CA
1
0-0.1
2
+0.2
1.1 -0.1
3
1
2
2
+0.1
0.95 -0.1
+0.1
1.9 -0.2
2
+0.1
0.68 -0.1
1
1
0.55
● For General Purpose Switching Applications
■ Absolute Maximum Ratings Ta = 25℃
Parameter
Symbol
Rating
Reverse Voltage
VRM
100
Peak Repetitive Peak Reverse Voltage
VRRM
Working Peak Reverse Voltage
VRWM
DC Blocking Voltage
75
Unit
V
VR
RMS Reverse Voltage
VRMS
53
Average Rectified Output Current
IO
150
Peak Forward Surge Current
IFM
300
Peak Forward Surge Current @ t=1μs
2
IFSM
@ t=1s
Power Dissipation
Thermal Resistance Junction to Ambient
Junction Temperature
Storage Temperature range
1
mA
A
Pd
350
mW
RθJA
357
℃/W
TJ
150
Tstg
-55 to 150
℃
■ Electrical Characteristics Ta = 25℃
Parameter
Symbol
Reverse breakdown voltage
Forward voltage
Reverse voltage leakage current
Test Conditions
Min
Typ
Max
Unit
VR
IR= 100 uA
VF1
IF= 1 mA
0.715
VF2
IF= 10 mA
0.855
VF3
IF= 50 mA
1
VF4
IF= 150 mA
1.25
IR1
VR= 75 V
2.5
uA
75
V
IR2
VR= 20 V
25
nA
Capacitance between terminals
CT
VR= 0 V, f= 1 MHz
2
pF
Reverse recovery time
trr
IF=IR=10mA,Irr=0.1xIR, RL=100Ω
4
ns
■ Marking
NO
MMBD4148
MMBD4148SE
MMBD4148CC
MMBD4148CA
Marking
A6*
D4
D5
D6
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1
Diodes
SMD Type
Switching Diodes
MMBD4148/SE/CC/CA
(KMBD4148/SE/CC/CA)
■ Typical Characterisitics
Reverse
1000
300
Characteristics
100
(nA)
(mA)
300
REVERSE CURRENT IR
FORWARD CURRENT
10
T=
a 2
5℃
T=
a 1
00
℃
IF
30
3
1
Ta=100℃
100
30
10
Ta=25℃
3
0.3
0.1
0.0
0.4
0.8
FORWARD VOLTAGE
1.2
VF
1
1.6
20
40
REVERSE VOLTAGE
Capacitance Characteristics
1.4
0
(V)
60
VR
80
(V)
Power Derating Curve
400
Ta=25℃
(mW)
1.2
1.1
1.0
0
5
10
REVERSE VOLTAGE
2
300
PD
1.3
POWER DISSIPATION
CAPACITANCE BETWEEN TERMINALS
CT (pF)
f=1MHz
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15
VR
(V)
20
200
100
0
0
25
50
75
AMBIENT TEMPERATURE
100
Ta
125
(℃)
150
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