1N6643 RECTIFIERS Datasheet

1N6643 Datasheet, PDF, Equivalent


Part Number

1N6643

Description

SWITCHING RECTIFIERS

Manufacture

Digitron Semiconductors

Total Page 3 Pages
Datasheet
Download 1N6643 Datasheet


1N6643
1N6638,
1N6642-1N6643
High-reliability discrete products
and engineering services since 1977
SWITCHING RECTIFIERS
FEATURES
Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number.
Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix.
MAXIMUM RATINGS (TA = 25°C unless otherwise specified)
Part number
Reverse voltage
VR
(V)
Working peak reverse
voltage
VRWM
(V)
Operating current
IO
(Note 1)
(mA)
Peak forward surge
current
IFSM
(Note 2)
(A)
1N6638
150
125
300
2.5
1N6642
100
75
300
2.5
1N6643
75
50
300
2.5
Note 1: At maximum end cap temperature = 110°C for US suffix types.
Derate at 4.6 mA/°C above end cap temperature = 110°C. Derate axial types at 3.0 mA/°C above ambient temperature = 25°C.
Note 2: Test pulse = 8.3ms, half sine wave.
RӨJL
L=.375”
(°C/W)
160
160
160
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
TOP
Tstg
(°C)
-65 to +175
Part
number
Maximum forward voltage
VF@IF
1N6638
1N6642
1N6643
V@mA
0.8V @ 10mA
1.0V @ 10mA
1.0V @ 10mA
1.1V @ 200mA
1.2V @ 100mA
1.2V @ 100mA
VR=20V
nA
25
25
50
Maximum DC reverse current
IR
VR=VRWM
µA
0.5
0.5
0.5
VR=20V
TA=150°C
µA
40
50
75
VR=VRWM
TA=150°C
µA
100
100
160
Part
number
Reverse recovery
time
trr
Note 1
Maximum forward recovery voltage and time
IF = 50mA, tr = 1ns
Vfr tfr
ns V ns
1N6638
1N6642
1N6643
4.5
5.0
6.0
5.0
5.0
5.0
20
20
20
Note 1: Reverse Recovery Time Test Conditions:
IF = IR = 10mAdc, iR(REC) = 1.0mAdc, C = 3pF.RL = 100ohms
Maximum junction capacitance
f = 1MHz
Vsig = 50mV (p-p)
VR=0V
pF
2.0
5.0
5.0
VR=1.5V
pF
1.4
2.8
2.8
Rev. 20121211

1N6643
High-reliability discrete products
and engineering services since 1977
MECHANICAL CHARACTERISTICS
Case DO-35
Marking
Body painted, alpha-numeric
Polarity
Cathode band
1N6638,
1N6642-1N6643
SWITCHING RECTIFIERS
Rev. 20121211


Features 1N6638, 1N6642-1N6643 High-reliability discrete products and engineering servi ces since 1977 SWITCHING RECTIFIERS F EATURES  Available as “HR” (high reliability) screened per MIL-PRF-1950 0, JANTX level. Add “HR” suffix to base part number.  Available as non- RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix. MAXI MUM RATINGS (TA = 25°C unless otherwis e specified) Part number Reverse volt age VR (V) Working peak reverse voltag e VRWM (V) Operating current IO (Note 1) (mA) Peak forward surge current IFS M (Note 2) (A) 1N6638 150 125 300 2.5 1N6642 100 75 300 2.5 1N6643 75 50 300 2.5 Note 1: At maximum e nd cap temperature = 110°C for US suff ix types. Derate at 4.6 mA/°C above en d cap temperature = 110°C. Derate axia l types at 3.0 mA/°C above ambient tem perature = 25°C. Note 2: Test pulse = 8.3ms, half sine wave. RӨJL L=.375” (°C/W) 160 160 160 ELECTRICAL CHARAC TERISTICS (TA = 25°C unless otherwise specified) TOP Tstg (°.
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