• AVAILABLE IN
JAN, JANTX, JANTXV
AND
JANS
PER MIL-PRF-19500/406
• 1.5 WATT ZENER DIODES
• NON CAVITY CONSTRUCTION
• METALLURGICALLY BONDED
1N6485US
THRU
1N6491US
AND
1N4460US
AND
1N4461US
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +200°C
Power Dissapation: 1.5W @ TA=+25°C
Power Derating: 10mW/°C above TA=+25°C
Forward Voltage: 1.0V dc @ IF=200mA dc
1.5 V dc @ IF=1A dc
ELECTRICAL CHARACTERISTICS
@ 25°C, unless otherwise specified
ZENER
TEST
DYNAMIC
KNEE
TEST
REVERSE TEST
MAXIMUM VZ
(REG)
MAXIMUM
VOLTAGE CURRENT IMPEDENCE IMPEDENCE CURRENT CURRENT VOLTAGE CURRENT
v
VZ
SURGE
(NOM.)
IZT
(MAX.)
(MAX.)
IZK
(MAX.)
VR
IZM
±5%
ZZT@IZT
ZZK@IZT
IR@VR
VOLTS
1N6485US
1N6486US
1N6487US
1N6488US
1N6489US
1N6490US
1N6491US
1N4460US
1N4461US
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
mA
76.0
69.0
64.0
58.0
53.0
49.0
45.0
40.0
37.0
OHMS
10
10
9
9
8
7
5
4
2.5
OHMS
400
400
400
400
500
500
600
200
200
mA
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
µ
A
50
50
35
5.0
4.0
1.0
0.5
10.0
5.0
VOLTS
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.72
4.08
MA
433
397
366
332
304
280
255
230
210
VOLTS
.90
.80
.75
.70
.60
.50
.40
.35
.30
AMPS
4.2
3.9
3.6
3.3
3.0
2.7
2.5
2.3
2.1
DIM
D
F
G
S
MILLIMETERS
MIN
MAX
2.31
2.62
0.48
0.71
4.28
5.08
0.08MIN.
INCHES
MIN MAX
0.091 0.103
0.019 0.028
0.168 0.200
0.003MIN.
TYPE
FIGURE 1
DESIGN DATA
CASE:
D-5A, hermetically sealed glass
case, per MIL-PRF- 19500/406
LEAD FINISH:
Tin / Lead
THERMAL RESISTANCE: (R
OJEC):
20 ˚C/W maximum at L = 0
THERMAL IMPEDANCE: (Z
OJX): 4.5
˚C/W maximum
POLARITY:
Diode to be operated with
the banded (cathode) end positive.
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.
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
CDI-DIODE [ COMPENSATED DEUICES INCORPORATED ]
