MILLIMETERS INCHES
DIM MIN MAX MIN MAX
D 1.60 1.70 0.063 0.067
F 0.41 0.55 0.016 0.022
G 3.30 3.70 .130 .146
G1 2.54 REF. .100 REF.
S 0.03 MIN. .001 MIN.
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
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified
MAXIMUM RATINGS
Junction Temperature: -55°C to +175°C
Storage Temperature: -55°C to +175°C
Operating Current: 200 mA @ T
A
= +25°C
Derating Factor: 1.33 mA/°C Above T
A
= + 25°C
Surge Current A: 1A (pk), P
w
= 1 sec
Surge Current B: 4A (pk), P
w
= 1 µs
• 1N4454UR and 4454UR-1 AVAILABLE IN JAN, JANTX, AND JANTXV
PERMIL-PRF-19500/144
• SWITCHINGDIODE
• HERMETICALLYSEALED
• METALLURGICALLY BONDED
• DOUBLEPLUGCONSTRUCTION
FIGURE 1
DESIGN DATA
CASE: DO-213AA, Hermetically sealed
glass case. (MELF, SOD-80, LL34)
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE (R
OJEC
):
100 °C/W maximum at L = 0
THERMAL IMPEDANCE: (Z
O
JX
): 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.
1N4454UR
1N4454UR-1
and
CDLL4454
I
R1
I
R2 CAPACITANCE
@ 50 V dc @ 50 V @ 0 V
T
A
= 150°C
µA µA pF
0.1 100 2.0
V
f 1
V
f 2
t
rr
V
BR
V
RWM
I
0@
I
F
= 10 mA
@
I
F
= 10 mA
@5
µA
T
A
= 150°C
Volts Volts (pk) mA V dc V dc n sec
75 50 200 1.0 0.7 4