V
F @
I
F
TYPES VdC mA
MIN MAX (PULSED)
1N6639US
– 1.20 500
0.54 0.62 1
1N6640US 0.76 0.86 50
0.82 0.92 100
0.87 1.00 200
1N6641US
– 1.10 200
159
6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841
PHONE (978) 620-2600 FAX (781) 689-0803
WEBSITE: http://www.microsemi.com
V
BRR
V
RWM
I
R1
I
R2
T
FR
T
RR
C
T
TYPES @ 10 µA @ T
A
= +25
°C @ T
A
= +150°C I
F
I
R
= 10 mA V
R
= 0
V
R
=V
R
=
= 200 mA
I
F
= 10 mA
V
RWM
V
RWM
R
L
= 100
V
(pk)
V
(pk)
nA dc µA dc ns ns pF
1N6639US 100 75 100 100 10 4.0 2.5
1N6640US 75 50 100 100 10 4.0 2.5
1N6641US 75 50 100 100 10 5.0 3.0
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 T
EC
= + 110°C
Surge Current: I
FSM
= 2.5A, P
w
= 8.3ms
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise speci½ed.
FORWARD VOLTAGE:
• 1N6639US THRU 1N6641US AVAILABLE IN
JAN, JANTX, JANTXV AND JANS
PER MIL-PRF-19500/609
• SWITCHING DIODES
• NON-CAVITY GLASS PACKAGE
• METALLURGICALLY BONDED
1N6639US
1N6640US
1N6641US
DESIGN DATA
CASE: D-5D, Hermetically sealed glass
case, per MIL-PRF- 19500/609
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE: (R
OJEC
):
50 °C/W maximum at L = 0
THERMAL IMPEDANCE: (Z
OJX
): 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.
MILLIMETERS INCHES
DIM MIN MAX MIN MAX
D 1.78 2.16 0.070 0.085
F 0.48 0.71 0.019 0.028
G 4.19 4.95 0.165 0.195
S 0.08MIN. 0.003MIN.
FIGURE 1
