1N5820
Bulletin PD-20647 rev. B 05/02
2www.irf.com
IF(AV) Max. Average Forward Current 3.0 A 50% duty cycle @ TL = 114 °C, rectangular wave form
With cooling fins
IFSM Max. Peak One Cycle Non-Repetitive 450 5µs Sine or 3µs Rect. pulse
Surge Current, @ TJ = 25°C 90 10ms Sine or 6ms Rect. pulse
Absolute Maximum Ratings
Parameters 1N5820 Units Conditions
AFollowing any rated
load condition and with
rated VRRM applied
Part number 1N5820
VRMax. DC Reverse Voltage (V)
VRWM Max. Working Peak Reverse Voltage (V)
Voltage Ratings
20
VFM Max. Forward Voltage Drop (1) 0.41 0.475 V @ 3A
0.49 0.85 V @ 9.4A
IRM Max. Reverse Leakage Current (1) 0.05 2.0 mA TJ = 25 °C
8.1 20 mA TJ = 100 °C
CTTypical Junction Capacitance 350 - pF VR = 5VDC (test signal range 100kHz to
1Mhz), @ 25°C
LSTypical Series Inductance 9.0 - nH Measured lead to lead 5mm from package body
dv/dt Max. Voltage Rate of Change - 10000 V/ µs (Rated VR)
(1) Pulse Width < 300µs, Duty Cycle <2%
TJ = 25 °C
Electrical Specifications
Parameters Typ. Max. Units Conditions
VR = rated VR
TJMax. Junction Temperature Range (2) - 6 5 t o 15 0 °C
Tstg Max. Storage Temperature Range - 65 to 150 °C
RthJL Max. Thermal Resistance Junction 34 °C/W With fin 20x20 (0.79x0.79) 1.0 thick
to Lead
RthJA Max. Thermal Resistance Junction 80 °C/W DC operation, without cooling fin
to Ambient
Wt Approximate Weight 1.2 (0.042) gr (oz)
Case Style C-16
Parameters 1N5820 Units Conditions
< thermal runaway condition for a diode on its own heatsink
Thermal-Mechanical Specifications
(2) dPtot 1
dTj Rth( j-a)