RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
1N17
THRU
1N19
SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 40 Volts CURRENT 1.0 Ampere
FEATURES
*
*
*
*
*
*
*
Low power loss, high efficiency
Low leakage
Low forward voltage
High current capability
High speed switching
High surge capabitity
High reliability
R-1
MECHANICAL DATA
*
*
*
*
*
Case: Molded plastic
Epoxy: Device has UL flammability classification 94V-O
Lead: MIL-STD-202E method 208C guaranteed
Mounting position: Any
Weight: 0.12 gram
.787 (20.0)
MIN.
.025 (0.65)
DIA.
.021 (0.55)
.126 (3.2)
.106 (2.7)
.102 (2.6)
DIA.
.091 (2.3)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
.787 (20.0)
MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(At T
A
= 25
o
C unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
.375” (9.5mm) lead length at T
L
= 90
o
C
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
Storage and Operating Temperature Range
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
θ
JA
C
J
T
J
, T
STG
1N17
20
14
20
1N18
30
21
30
1.0
20
80
110
-55 to + 150
1N19
40
28
40
UNITS
Volts
Volts
Volts
Amps
Amps
0
C/ W
pF
0
C
ELECTRICAL CHARACTERISTICS
(At T
A
= 25 C unless otherwise noted)
CHARACTERISTICS
Maximum Forward Voltage at 1.0A DC
Maximum Forward Voltage at 3.1A DC
Maximum Average Reverse Current at
Peak Reverse Voltage
@T
A
= 25 C
@T
A
= 100 C
o
o
o
SYMBOL
V
F
V
F
I
R
1N17
.45
.75
1N18
.55
.875
1.0
10
1N19
.60
.90
UNITS
Volts
Volts
mAmps
2003-1
NOTES : 1. Thermal Resistance (Junction to Ambient): Vertical PC Board Mounting, 0.5” (12.7mm) Lead Length.
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
RATING AND CHARACTERISTIC CURVES ( 1N17 THRU 1N19 )
INSTANTANEOUS FORWARD CURRENT, (A)
FIG. 1 -- TYPICAL FORWARD CURRENT
DERATING CURVE
AYERAGE FORWARD CURRENT, (A)
FIG. 2 - TYPICAL INSTANTANEOUS
FORWARD CHARCTERISTICS
20
10
1N17
1.0
.75
1N19
.50
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm) Lead Length
1.0
1N18
.25
TJ = 25
Pulse Width = 300uS
0
0
25
125 150
75 100
50
)
LEAD TEMPERATURE, (
175
0.1
.1
1% Duty Cycle
.9 1.1 1.3 1.5 1.7 1.9
.7
.5
.3
INSTANTANEOUS FORWARD VOLTAGE, (V)
2.1
PEAK FORWARD SURGE CURRENT, (A)
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS
FIG. 4 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
100
INSTANTANEOUS REVERSE CURRENT (mA)
30
25
8.3ms Single Half Sine-Wave
10
TJ = 125
(JEDEC Method)
20
15
10
5
0
1.0
0.1
TJ = 75
1
2
5
10
20
50
NUMBER OF CYCLES AT 60HZ
100
.01
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
.001
10
JUNCTION CAPACITANCE, (pF)
TJ = 25
400
200
T
J
=
25
20
40
60
80
100 120
PERCENT OF RATED PEAK
REVERSE VOLTAGE, (%)
140
100
80
60
40
20
10
.1
.4
1.0
4
10
REVERSE VOLTAGE, (V)
40
RECTRON
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