1N3821AUR-1
• 1N3821AUR-1 thru 1N3828AUR-1 AVAILABLE IN JAN, JANTX AND JAN-
TXV
thru
1N3828AUR-1
PER MIL-PRF-19500/115
and
• LEADLESS PACKAGE FOR SURFACE MOUNT
• DOUBLE PLUG CONSTRUCTION
CDLL3821 thru CDLL 3828A
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
DC Power Dissipation: 1 watt @ +T
= 125°C
EC
Power Derating: 20 mW / °C above T
= 125°C
EC
Forward Voltage @ 200mA = 1.2 volts maximum
ELECTRICAL CHARACTERISTICS @ 25°C
MILLIMETERS
INCHES
CDI
TYPE
NOMINAL
ZENER
ZENER
TEST
MAX. DC
ZENER
DIM MIN MAX MIN MAX
MAXIMUM ZENER IMPEDANCE
MAX. REVERSE
D
F
2.39
0.41
4.80
2.66 .094 .105
0.55 .016 .022
5.20 .189 .205
NUMBER
VOLTAGE
CURRENT
CURRENT
LEAKAGE CURRENT
V
@ 1
1
Z
@ 1
ZT
Z
@ 1
ZK=1mA
1
l
@ V
Z
ZT
ZT
ZT
ZK
(NOTE 2)
ZM
R
R
G
(NOTE 1)
(NOTE 3)
G1
S
4.11 REF.
0.03 MIN.
.159 REF.
.001 MIN.
VOLTS
mA
OHMS
OHMS
mA
µ A
VOLTS
CDLL3821
CDLL3821A
CDLL3822
CDLL3822A
3.3
3.3
3.6
3.6
76
76
69
69
10
10
10
10
400
400
400
400
276
276
252
252
100
100
75
1
1
1
1
FIGURE 1
75
DESIGN DATA
CDLL3823
CDLL3823A
CDLL3824
CDLL3824A
3.9
3.9
4.3
4.3
64
64
58
58
9
9
9
9
400
400
400
400
238
238
213
213
25
25
5
1
1
1
1
CASE: DO-213AB, Hermetically sealed
glass case. (MELF, LL41)
5
CDLL3825
CDLL3825A
CDLL3826
CDLL3826A
4.7
4.7
5.1
5.1
53
53
49
49
8
8
7
7
500
500
550
550
194
194
178
178
5
5
3
3
1
1
1
1
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE: (R
°C/W maximum at L = 0 inch
): 50
OJEC
CDLL3827
CDLL3827A
CDLL3828
CDLL3828A
5.6
5.6
6.2
6.2
45
45
41
41
5
5
2
2
600
600
700
700
162
162
146
146
3
3
3
3
2
2
3
3
THERMAL IMPEDANCE: (ZO ): 15
°C/W maximum
JX
POLARITY: Diode to be operated with the
banded (cathode) end positive.
MOUNTING POSITION: Any.
NOTE 1
No suffix = + 10% tolerance on nominal Zener voltage, suffix “A” signifies +5%, "C" suffix
signifies + 2% and "D" suffix signifies + 1%.
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.
NOTE 2
NOTE 3
Zener impedance is derived by superimposing on 1
A 60Hz rms a.c. current equal to
ZT
10% of 1
ZT.
Zener voltage is measured with the device junction in thermal equilibrium at an ambient
temperature of 25°C + 3°C.
6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841
PHONE (978) 620-2600
FAX (978) 689-0803
WEBSITE: http://www.microsemi.com
109