SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 604, REV. -
1N6638
1N6638U
HERMETIC ULTRAFAST RECTIFIER
AXIAL LEAD and
SURFACE MOUNT (MELF)
DESCRIPTION:
A 150 VOLT, 0.3 AMP, 4.5 NANOSECOND HERMETIC RECTIFIER.
Note:
To order this device with S-100 Screening, add a suffix S to the part number.
MAXIMUM RATINGS
RATING
PEAK INVERSE VOLTAGE
WORKING PEAK REVERSE VOLTAGE
MAXIMUM AVERAGE DC OUTPUT CURRENT
Derate at 3.0 mA/°C above T
L
= +75°C for Axial.
Derate at 4.6 mA/°C above T
EC
= +110°C for MELF.
PEAK SINGLE CYCLE SURGE CURRENT
MAXIMUM THERMAL RESISTANCE (1)
(t
p
= 8.3 ms, half sine wave)
(L = .375”)
(Junction To End Cap)
I
FSM
R
θJL
R
θJEC
T
op, stg
2.5
160
50
-65 to
+175
Amps
O
ALL RATINGS ARE AT T
A
= 25
°C
UNLESS OTHERWISE SPECIFIED
SYMBOL
PIV
V
RWM
I
O
MAX.
150
125
0.3
UNITS
Volts
Volts
Amps
C/W
O
MAXIMUM OPERATING AND STORAGE TEMPERATURE RANGE
C
(1) At maximum end cap temperature = 110°C for US suffix type. Derate at 4.6 mA/°C above end cap temperature = 110°C.
Derate axial type at 3.0 mA/°C above ambient temperature = 25°C.
ELECTRICAL CHARACTERISTICS
CHARACTERISTIC
MAXIMUM FORWARD VOLTAGE DROP
MAXIMUM REVERSE CURRENT AT PIV
(I
F
= 10 mA)
(I
F
= 200 mA)
(V
R
= 20V)
(V
R
= V
RWM
)
(V
R
= 20V, T
A
= 150°C)
(V
R
= V
RWM
, T
A
= 150°C)
I
R
SYMBOL
V
F
MAX.
0.8
1.1
35
0.5
50
100
MAXIMUM REVERSE RECOVERY TIME
(I
F
= I
R
= 10 mA, I
RR
= 1mA)
t
rr
V
f r
t
fr
C
JMAX
4.5
5.0
20
2.5
2.0
nA
µA
µA
µA
nsec
Volts
ns
pF
UNITS
Volts
MAXIMUM FORWARD RECOVERY VOLTAGE AND TIME
(I
F
= 50mA, t
r
= 1ns)
MAXIMUM JUNCTION CAPACITANCE (f = 1MHz, V
sig
= 50mV p-p) V
R
= 0V
V
R
= 1.5V
•
221 WEST INDUSTRY COURT
•
DEER PARK, NY 11729-4681
•
PHONE (631) 586-7600
•
FAX (631) 242-9798
•
•
World Wide Web Site - http://www.sensitron.com
•
E-Mail Address - sales@sensitron.com
•
SENSITRON
TECHNICAL DATA
DATASHEET 604, REV. -
MECHANICAL DIMENSIONS - In inches and mm
AXIAL
MELF
1N6638
1N6638U
8
PACKAGE DIMENSIONS - INCHES / MILLIMETERS
STYLE
G
L
φB
φD
Axial
.018/.022 .056/.075 0.140/0.180 1.000/1.500
1N6638
0.46/0.56 1.42/1.91
3.56/4.57 25.40/38.10
8
R = 0.020 Max
PACKAGE DIMENSIONS - INCHES / MILLIMETERS
STYLE
A
B
C
MELF
0.165/0.195 0.019/0.028 0.003 Min
1N6638U
4.19/4.95
0.48/0.71
0.08 Min
D
0.070/0.085
1.78/2.16
Note:
The cathode side is marked on body with a dark band.
•
221 WEST INDUSTRY COURT
•
DEER PARK, NY 11729-4681
•
PHONE (631) 586-7600
•
FAX (631) 242-9798
•
•
World Wide Web Site - http://www.sensitron.com
•
E-Mail Address - sales@sensitron.com
•
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