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SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 40 Volts CURRENT 1.0 Ampere
FEATURES
* * * * * * * * * * * *
1N17 THRU 1N19
Low power loss, high efficiency Low leakage Low forward voltage High current capability High speed switching High surge capabitity High reliability 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
R-1
MECHANICAL DATA
.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 (@ TA=25 OC 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 OC Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Thermal Resistance (Note 3) Typical Junction Capacitance (Note 1) Operating Temperature Range Storage Temperature Range ELECTRICAL CHARACTERISTICS (@TA=25 C unless otherwise noted)
O
SYMBOL VRRM VRMS VDC IO I FSM RqJA RqJL CJ TJ T STG
1N17 20 14 20
1N18 30 21 30 1.0 20 60 20 110 150 -55 to + 150
1N19 40 28 40
UNITS Volts Volts Volts Amps Amps
0
C/W pF
0 0
C C
CHARACTERISTICS Maximum Instantaneous Forward Voltage at 1.0A DC Maximum Instantaneous Forward Voltage at 3.1A DC Maximum Average Reverse Current at Rated DC Blocking Voltage @T A = 25 o C @T A = 100o C
SYMBOL VF VF IR
1N17 .45 .75
1N18 .55 0.875 0.2 10
1N19 .60 0.90
UNITS Volts Volts mAmps mAmps 2006-11
NOTES : 1. Measured at 1 MHz and applied reverse voltage of 4.0 volts. 2. "Fully ROHS compliant", "100% Sn plating (Pb-free)". 3. Thermal Resistance : At 9.5mm lead lengths, PCB mounted.
RATING AND CHARACTERISTICS CURVES ( 1N17 THRU 1N19 )
INSTANTANEOUS FORWARD CURRENT, (A)
1.0 AVERAGE FORWARD CURRENT, (A)
20 10
0.8
0.6
Single Half Wave 60HZ Resistive or Inductive Load 0.375" (9.5mm) Lead Length
1.0
1N17 1N18 1N19
0.4
0.2
0
25
50
75
100
O
125
150
175
0.1
T J = 25 OC Pulse Width = 300mS 1% Duty Cycle
0.1
0.3
0.5
0.7
0.9
1.1
1.3 1.5
1.7
1.9
2.1
LEAD TEMPERATURE, ( C)
INSTANTANEOUS FORWARD VOLTAGE, (V)
INSTANTANEOUS REVERSE CURRENT, (mA)
100 10 1.0 0.1 0.01 0.001
FIG.1 TYPICAL FORWARD CURRENT DERATING CURVE
CT, TOTAL CAPACITANCE, (pF)
400 200 100 80 60 40 20 10
FIG.2 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
TJ = 25 OC
TA = 125 OC TA = 75 OC
TA = 25 C
O
0
20
40
60
80
100
120
140
0.1
0.4
1.0
4
10
40
80
PERCENT RATED PEAK REVERSE VOLTAGE, (%)
REVERSE VOLTAGE, (V)
FIG.3 TYPICAL REVERSE CHARACTERISTICS
PEAK FORWARD SURGE CURRENT, (A)
FIG.4 TYPICAL JUNCTION CAPACITANCE
25 20 15 10 5 0
8.3mS Single Half Sine-Wave JEDEC Method
1
2
4
6
8
10
20
40
80 100
NUMBER OF CYCLES AT 60Hz
FIG.5 MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
DISCLAIMER NOTICE
Rectron Inc reserves the right to make changes without notice to any product specification herein, to make corrections, modifications, enhancements or other changes. Rectron Inc or anyone on its behalf assumes no responsibility or liability for any errors or inaccuracies. Data sheet specifications and its information contained are intended to provide a product description only. "Typical" parameters which may be included on RECTRON data sheets and/ or specifications can and do vary in different applications and actual performance may vary over time. Rectron Inc does not assume any liability arising out of the application or use of any product or circuit. Rectron products are not designed, intended or authorized for use in medical, life-saving implant or other applications intended for life-sustaining or other related applications where a failure or malfunction of component or circuitry may directly or indirectly cause injury or threaten a life without expressed written approval of Rectron Inc. Customers using or selling Rectron components for use in such applications do so at their own risk and shall agree to fully indemnify Rectron Inc and its subsidiaries harmless against all claims, damages and expenditures.

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