DCCOM DLM4148

DC COMPONENTS CO., LTD.
R
DLM4148
DLM4448
RECTIFIER SPECIALISTS
TECHNICAL SPECIFICATIONS OF SURFACE MOUNT SWITCHING DIODES
VOLTAGE RANGE - 100 Volts
CURRENT - 0.15 Ampere
FEATURES
*
*
*
*
*
*
Low power loss, high efficiency
Low leakage
Low forward voltage drop
High speed switching
High current capability
High reliability
Micro Melf
MECHANICAL DATA
* Case: Glass sealed case Micro Melf
* Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026 guaranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.05 grams Approx.
.008(0.2)
.079(2.0)
.071(1.8)
.008(0.2)
CATHODE MARK
.049(1.25)
.047(1.20)
.043(1.1)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 OC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Dimensions in inches and (millimeters)
SYMBOL
Maximum Reverse Voltage
Maximum Recurrent Peak Reverse Voltage
Maximum Average Rectified Current
DLM4148
DLM4448
UNITS
VR
75
VRRM
100
V
Io
150
mA
V
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC Method)
IFSM
0.5
A
Maximum Power Dissipation Tamb=25oC
Ptot
500
mW
Maximum Forward Voltage
VF
o
0.72 / 5mA
1.0 / 10mA
1.0 / 10mA
V
µA
Maximum Reverse Current at Rated DC Blocking Voltage @ TA=25 C
IR
5.0
Maximum Reverse Recovery Time(Note 1)
trr
4.0
ns
Typical Junction Capacitance(Note 2)
CJ
4.0
pF
TJ,TSTG
-55 to + 125
Operating and Storage Temperature Range
Note: 1. Test conditions: I F=I R=10mA, R L=100Ω, measured at I R=1mA
2. Measured at 1MHz and V R =0
o
C
RATING AND CHARACTERISTIC CURVES (DLM4148 AND DLM4448)
REF: DLM4148
Admissible repetitive peak forward current versus pulse duration
A
100
IFRM
I
5
v=tp /T T=l /fp
3
2
IFRM
tp
10
v=0
t
5
T
3
0.1
2
0.2
1
0.5
5
3
2
2
5
10-5
2
10-4
5
2
5
10-3
2
5
2
10-2
5
2
10-1
S
5
1
10
tp
mA
Dynamic forward resistance
Forward characteristics
Ω versus forward current
103
104
5
IF
2
Rf
102
Tj=25oC
f=1kHz
103
5
10
2
102
5
1
2
10
10
-1
5
o
o
Tj=100 C~Tj=25 C
10-2
2
1
2
V
0
1
10-2
10-1
1
VF
mW
102
10
IF
mA
Relative capacitance
versus reverse voltage
Admissible power dissipation
versus ambient temperaturs
1000
900
Ptot
Ctot(VR)
800
1.1
Tj=25oC
f=1kHz
Ctot(OV)
700
1.0
600
500
0.9
400
100
0.8
200
100
0.7
0
o
0
100
200
C
0
Tamb
DC COMPONENTS CO., LTD.
R
2
4
6
8
10
VR
V