1N5817 thru 1N5819
Features
- Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
- Low power loss, high efficiency
- For use in low voltage high frequency inverters,
free wheeling, and polarity protection applications
- Guardring for overvoltage protection
Mechanical Data
- Case: JEDEC DO-41 molded plastic body
- Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
- High temperature soldering guaranteed:
250°C/10 seconds 0.375” (9.5mm) lead length,
5lbs. (2.3kg) tension
- Polarity: Color band denotes cathode end
- Mounting Position: Any
- Weight: 0.34 g
Schottky Barrier RectifierSchottky Barrier Rectifier
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MDS0309002A
Page 1
Reverse Voltage: 20 to 40V
Forward Current: 1.0A
DO-41
Dimensions in inches and (millimeters)
0.107 (2.7)
0.080 (2.0)
Dia.
0.034 (0.86)
0.028 (0.71)
Dia.
1.0 (25.4)
Min.
0.205 (5.2)
0.160 (4.1)
1.0 (25.4)
Min.
Maximum Ratings and Thermal Characteristics(TA= 25°C unless otherwise noted)
Parameter Symbol 1N5817 1N5818 1N5819 Unit
* Maximum repetitive peak reverse voltage VRRM 20 30 40 V
Maximum RMS voltage VRMS 14 21 28 V
* Maximum DC blocking voltage VDC 20 30 40 V
* Maximum non-repetitive peak reverse voltage VRSM 24 36 48 V
* Maximum average forward rectified current
0.375" (9.5mm) lead length at TL=90°C IF(AV) 1.0 A
* Peak forward surge current, 8.3ms single
half sine-wave superimposed on rated load IFSM 25 A
(JEDEC Method) at TL=70°C
Typical thermal resistance – junction-to-ambient (glass) RΘJA 130
(Note 2) – junction-to-ambient (plastic) RΘJA 50 °C/W
– junction-to-lead (plastic) RΘJL 15
*Storage temperature range TJ, TSTG –65 to +125 °C
Electrical Characteristics (TA= 25°C unless otherwise noted)
Parameter Symbol 1N5817 1N5818 1N5819 Unit
* Maximum instantaneous forward voltage at 1.0 (Note 1) VF0.450 0.550 0.600 V
* Maximum instantaneous forward voltage at 3.1 (Note 1) VF0.750 0.875 0.900 V
* Maximum average reverse current TA = 25°C IR1.0 mA
at rated DC blocking voltage (Note 1) TA = 100°C 10
Typical junction capacitance at 4.0V, 1.0MHz CJ110 pF
*JEDEC registered values
Notes: (1) Pulse test: 300µs pulse width, 1% duty cycle
(2) Thermal resistance from junction to lead vertical P.C.B.mounted, 0.375" (9.5mm) lead length with 1.5 x 1.5” (38 x 38mm) copper pads
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MDS0309002A Page 2
Schottky Barrier RectifierSchottky Barrier Rectifier
Instantaneous Forward Current (A)
50
10
Instantaneous Reverse Current (mA)
1.0
0.1
0.01
Fig. 1 - Forward Current Derating Curve
0
0.25
0.5
0.75
040 6020 80 100 120 140
1.0
Average Forward Current (A)
Peak Forward Surge Current (A)
Number of Cycles at 60 H
Z
Fig. 2 - Maximum Non-Repetitive Peak
Forward Surge Current
Case Temperature (°C)
Fig. 3 - Typical Instantaneous
Forward Characteristics
1.0
10
100
0.01
0.001
0.1
T
J
= 125°C
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
Transient Thermal Impedance (
°
C/W)
0.01 110
100
10
100
0.1 0.1
1
t — Pulse Duration (sec.)
T
J
= 125°C
Fig. 5 - Typical Junction Capacitance
Junction Capacitance (pF)
110
100
100
400
100.1 Rev erse Voltage (V)
TJ = 25°C
f = 1.0 MHZ
Vsig = 50mVp-p
Instantaneous Forward Voltage (V)
0 0.40.2 1.20.80.6 1.4 1.61.0
Pulse Width = 300µs
1% Duty Cycle
0 20 10040 60 80
Fig. 6 - Typical Transient
Thermal Impedance
Percent of Rated Peak Reverse Voltage (%)
T
J
= 25°C
T
J
= 75°C
T
J
= 25°C
Fig. 4 - T ypical Re verse Characteristics
110 100
0
5
10
15
20
25
30
Ratings and Characteristic Curves
(T
A
= 25°C unless otherwise noted)
