Microsemi JANTX1N6642U Switching diode Datasheet

• 1N6638US,1N6642US, 1N6643US AVAILABLE IN JAN, JANTX, JANTXV AND JANS
PER MIL-PRF-19500/578
• 1N6638U,1N6642U, 1N6643U AVAILABLE IN JAN, JANTX, JANTXV AND JANS
PER MIL-PRF-19500/578
1N6638U & US
1N6642U & US
1N6643U & US
• SWITCHING DIODES
• NON-CAVITY GLASS PACKAGE
• METALLURGICALLY BONDED
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
Operating Current: 300 mA
Derating: 4.6 mA/°C Above TEC = + 110°C
Surge Current: IFSM = 2.5A, half sine wave, Pw = 8.3ms
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified.
V BR
TYPES
V RWM
@ IR
=100 µA
V F1
V F2
(Pulsed)
1N6638U & US
1N6642U & US
1N6643U & US
@ I F2
IFM
=10 mA
(Pulsed)
tfr
trr
IF
IR = 10 mA
IF = 10 mA
=50 mA
IREC = 1 mA
V (pk)
V (pk)
V dc
V dc
mA
ns
ns
150
100
75
125
75
50
0.8
0.8
1.0
1.1
1.2
1.2
200
100
100
20
20
20
4.5
5.0
6.0
DIM
D
F
G
S
MILLIMETERS
MIN
MAX
1.78
2.16
0.48
0.71
4.19
4.95
0.08MIN.
INCHES
MIN MAX
0.070 0.085
0.019 0.028
0.165 0.195
0.003MIN.
FIGURE 1
DESIGN DATA
CASE: D-5D, Hermetically sealed glass
case, per MIL-PRF- 19500/578
LEAD FINISH: Tin / Lead
I R1
I R2
I R3
I R4
C T1
C T2
VR
= 20 V
@V R
= V RWM
V R = 20 V
TA = 150°C
V R = V RWM
TA = 150°C
VR=
0V
VR=
1.5V
nA dc
µA dc
µA dc
µA dc
pF
pF
35
25
50
0.5
0.5
0.5
50
50
75
100
100
160
2.5
5.0
5.0
2.0
2.8
2.8
TYPES
1N6638U & US
1N6642U & US
1N6643U & US
THERMAL RESISTANCE: (ROJEC):
50 °C/W maximum at L = 0
THERMAL IMPEDANCE: (ZOJX): 25
°C/W maximum
POLARITY: Cathode end is banded.
MOUNTING SURFACE SELECTION:
The Axial Coefficient of Expansion
(COE) of this device is approximately
+ 4PPM / °C. The COE of the Mounting
Surface System should be selected to
provide a suitable match with this
device.
6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841
PHONE (978) 620-2600
FAX (781) 689-0803
WEBSITE: http://www.microsemi.com
157
IN6638U&US, IN6642U&US
IN6643U&US
and
1000
ºC
1
-65ºC
25º
C
100
0ºC
10
15
IF - Forward Current - (mA)
100
0.1
.2
.3
.4
.5
.6
.7
.8
.9
VF - Forward Voltage (V)
1.0
1.1
1.2
FIGURE 2
Typical Forward Current
vs Forward Voltage
1000
100
IR - Reverse Current - (µA)
150ºC
10
C
100º
1
0.1
25ºC
.01
-65ºC
.001
20 40 60 80 100 120 140
Percent of Reverse Working Voltage (%)
158
FIGURE 3
Typical Reverse Current
vs Reverse Voltage
NOTE :
All temperatures shown on graphs are
junction temperatures
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