AR/S2540 1 of 2 © 2002 Won-Top Electronics
AR/S2540
40A GLASS PASSIVATED AVALANCHE BUTTON DIODE
Features
! Glass Passivated Die Construction
! High Power Capacity B
! Avalanche Voltage 24 to 32 Volts C
! High Surge Current Capability
! Low Cost Construction Utilizing Void-Free
Molded Plastic Technique


Mechanical Data A D
! Case: Molded Plastic
! Terminals: Plated Terminals Solderable per
MIL-STD-202, Method 208
! Polarity:Color Ring Denotes Cathode End
! Weight: 1.8 grams (approx.)
! Mounting Position: Any
S Suffix Designates ARS Package
No Suffix Designates AR Package
Maximum Ratings and Electrical Characteristics @T
A
=25°C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic Symbol AR/S2540 Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
20 V
Average Rectified Output Current @T
A
= 150°C IO 40 A
Breakdown Voltage Min. @I
R
= 100mA
Breakdwon Voltage Max. @I
R
= 100mA
VBR
24
32
V
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method) @T
J
= 150°C
IFSM 600 A
Peak Reverse Surge Current IRSM 150 A
Forward Voltage @I
F
= 100A VFM 1.05 V
Peak Reverse Current at Rated DC Blocking Voltage @T
C
= 25°C IRM 200 nA
Typical Thermal Resistance Junction to Case (Note 1) RG01JC 0.8 K/W
Operating and Storage Temperature Range TJ, TSTG -50 to +175 °C
Note: 1. Thermal Resistance: Junction to case, single side cooled.
WTE
POWER SEMICONDUCTORS
AR ARS
Dim Min Max Min Max
A 10.03 10.29 8.31 8.81
B 5.54 5.64 5.54 5.64
C 5.94 6.25 5.94 6.25
D 4.19 4.45 4.19 4.45
All Dimensions in mm