MMBD4448 Datasheet, PDF (1/2 Pages) Won-Top Electronics – SURFACE MOUNT FAST SWITCHING DIODE

MMBD4448
SURFACE MOUNT SWITCHING DIODE
Features
· Fast Switching Speed
· Surface Mount Package Ideally Suited for
Automatic Insertion
· For General Purpose Switching Applications
· High Conductance
Mechanical Data
· Case: SOT-23, Molded Plastic
· Terminals: Solderable per MIL-STD-202,
Method 208
· Polarity: See Diagram
· Marking: KA3
· Weight: 0.008 grams (approx.)
A
BC
TOP VIEW
E
D
G
H
K
M
J
L
SOT-23
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
0°
8°
All Dimensions in mm
Maximum Ratings ^{@ T}A ^{= 25°C unless otherwise specified}
Characteristic
Non-Repetitive Peak Reverse Voltage
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current (Note 1)
Average Rectified Output Current (Note 1)
Non-Repetitive Peak Forward Surge Current @ t = 1.0ms
@ t = 1.0s
Power Dissipation (Note 1)
Thermal Resistance Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
Symbol
V_RM
V_RRM
V_RWM
V_R
V_R(RMS)
I_FM
I_O
I_FSM
P_d
R_qJA
T_j , T_STG
MMBD4448
100
75
53
500
250
4.0
2.0
350
357
-65 to +150
Unit
V
V
V
mA
mA
A
mW
K/W
°C
Electrical Characteristics ^{@ T}A ^{= 25°C unless otherwise specified}
Characteristic
Maximum Forward Voltage
Symbol
V_FM
Min
0.62
¾
¾
¾
Maximum Peak Reverse Current
I_RM
¾
Junction Capacitance
Reverse Recovery Time
C_j
¾
t_rr
¾
Notes: 1. Valid provided that terminals are kept at ambient temperature.
Max
0.72
0.855
1.0
1.25
2.5
50
30
25
4.0
Unit
V
mA
mA
mA
nA
pF
Test Condition
I_F = 5.0mA
I_F = 10mA
I_F = 100mA
I_F = 150mA
VR = 75V
V_R = 75V, T_j = 150°C
V_R = 25V, T_j = 150°C
V_R = 20V
V_R = 0, f = 1.0MHz
I_F = I_R = 10mA,
I_rr = 0.1 x I_R, R_L = 100W
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