CDI-DIODE CDLL4148

1N4148UR-1
and
CDLL4148
• 1N4148UR-1 AVAILABLE IN JAN, JANTX, AND JANTXV
PER MIL-PRF-19500/116
• SWITCHING DIODE
• HERMETICALLY SEALED
• METALLURGICALLY BONDED
• DOUBLE PLUG CONSTRUCTION
MAXIMUM RATINGS
Operating Temperature: -65°C to +200°C
Storage Temperature: -65°C to +200°C
Operating Current: 200 mA @ TA = + 25°C
Derating Factor: 1.14 mA/°C Above TA = + 25°C
Surge Current A: 2A, sine wave, Pw = 8.3ms
Surge Current B: 1.41A, square wave, Pw = 8.3ms
DIM
D
F
G
G1
S
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified
Vf 1
VBR
V RWM
I0
Vf 2
t rr
@I F = 10 mA @I F = 100 mA
MILLIMETERS
INCHES
MIN MAX MIN MAX
1.60
1.70 0.063 0.067
0.41
0.55 0.016 0.022
3.30
3.70 .130 .146
2.54 REF.
.100 REF.
0.03 MIN.
.001 MIN.
(Note 1)
@100µA
FIGURE 1
Volts
Volts (pk)
mA
V dc
V dc
n sec
100
75
200
0.8
1.2
5
DESIGN DATA
CASE: DO-213AA, Hermetically sealed
glass case. (MELF, SOD-80, LL34)
I R1
@ 20 V dc
I R2
@ 75 V dc
I R3
@ 20 V
I R4
@ 75 V
TA = 150°C
TA = 150°C
CAPACITANCE
@0V
CAPACITANCE
@ 1.5 V
nA
µA
µA
µA
pF
pF
25
0.5
35
75
4.0
2.8
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE (ROJEC):
100 °C/W maximum AT L = 0
THERMAL IMPEDANCE: (ZOJX): 70
˚C/W maximum
POLARITY: Cathode end is banded.
MOUNTING SURFACE SELECTION:
The Axial Coefficient of Expansion
(COE) Of this Device is Approximately
+6PPM/°C. The COE of the Mounting
Surface System Should Be Selected To
Provide A Suitable Match With This
Device.
22 COREY STREET, MELROSE, MASSACHUSETTS 02176
PHONE (781) 665-1071
FAX (781) 665-7379
WEBSITE: http://www.cdi-diodes.com
E-mail: mail@cdi-diodes.com
IN4148UR-1
and
CDLL4148
1000
25º
C
10
0ºC
15
0º
C
10
-65ºC
1
0.1
.3
.4
.5
.6
.7
.8
.9
1.0
VF - Forward Voltage (V)
1.1
1.2
1.3
FIGURE 2
Typical Forward Current
vs Forward Voltage
1000
100
150ºC
IR - Reverse Current - (µA)
IF - Forward Current - (mA)
100
10
100ºC
1
0.1
25ºC
.01
-65ºC
NOTE :
.001
20 40 60 80 100 120 140
Percent of Reverse Working Voltage (%)
FIGURE 3
Typical Reverse Current
vs Reverse Voltage
All temperatures shown on graphs are
junction temperatures