TECHNICAL DATA SHEET
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 620-2600 / Fax: (978) 689-0803
Website: http: //www.microsemi.com
SWITCHING DIODE
– METALLURGICALLY BONDED
– HERMETICALLY SEALED
– DOUBLE PLUG CONSTRUCTION
Qualified per MIL-PRF-19500/193
DEVICES
QUALIFIED LEVELS
1N458
MAXIMUM RATING AT 25°C
Operating Temperature:
Storage Temperature:
Max operating Current (I
F
):
Total Power Dissipation:
D.C. Reverse Voltage (V
RWM
):
DC ELECTRICAL CHARACTERISTICS
V
F
Ambient
(°C)
25
-55
I
F
mA
100
100
Min
V
-
Max
V
1.0
1.2
Ambient
(°C)
25
25
150
V (dc)
125
150
125
I
R
Min
µA
-
-
-
Max
µA
0.025
1.0
5.0
-65°C to +150°C
-65°C to +175°C
165mA
500mW
125V
JAN
DO-35
LDS-0024 Rev. 2 (100185)
Page 1 of 2
TECHNICAL DATA SHEET
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 620-2600 / Fax: (978) 689-0803
Website: http: //www.microsemi.com
PACKAGE DIMENSIONS
NOTES:
1.
2.
3.
Dimensions are in inches.
Millimeters are given for general information only.
In accordance with ASME Y14.5M, diameters are
equivalent to
Φx
symbology.
Type
Ltr
BD
BL
LD
LL
BD
BL
LD
LL
(DO-35)
Dimensions
Inches
Millimeters
Min
Max
Min
Max
.056
.075
1.42
1.90
.140
.180
3.56
4.57
.018
.022
0.46
0.56
1.000
.085
.230
.018
1.000
1.500
.130
.300
.023
1.500
25.40
2.16
5.84
0.46
25.40
38.10
3.30
7.62
0.58
38.10
(DO-7)
FIGURE 1
Physical dimensions: TYPES: 1N457, 1N458, and 1N459
DESIGN DATA
Case:
Hermetically sealed glass package per MIL-PRF-19500/193. DO-35 outline.
Lead Material:
Copper clad steel
Lead Finish:
Tin / Lead
Thermal Impedance (Z
θJX
):
70°C/W maximum
Polarity:
Cathode end is banded.
Marking:
Blue body coat
Black digits
LDS-0024 Rev. 2 (100185)
Page 2 of 2
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