RU4DS
DAMPER DIODES
PRV : 1300 Volts
Io : 2.5 Amperes
FEATURES :
* High current capability
* High surge current capability
* High reliability
* Low reverse current
* Low forward voltage drop
* Pb / RoHS Free
MECHANICAL DATA :
* Case : DO-201AD Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Axial lead solderable per MIL-STD-202,
Method 208 guaranteed
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 1.16 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at
25
°
C ambient temperature unless otherwise specified
.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SYMBOL VALUE UNIT
Maximum Peak Reverse Voltage VRM 1300 V
1.5
2.5 (with Heatsink)
Peak Forward Surge Current 50 Hz
Half-cycle Sinewave Single Shot
Maximum Forward Voltage at IF = 3 A VF1.8 V
Maximum Reverse Current at Reverse Voltage Ta = 25 °CIR50 µA
Maximum Reverse Current at Reverse Voltage Ta = 100 °CIR(H) 500 µA
Maximum Reverse Recovery Time ( Note 1 ) Trr 0.4 µs
Thermal Resistance ( Junction to Lead ) RөJL °C/W
Junction Temperature Range TJ - 40 to + 150 °C
Storage Temperature Range TSTG - 40 to + 150 °C
Note :
( 1 ) Reverse Recovery Test Conditions : IF = 500 mA, IFP = 500 mA.
Page 1 of 2 Rev. 01 : August 24, 2005
8.0
RATING
A
A
IF(AV)
IFSM 50
Maximum Average Rectified Forward Current , Ta = 60 °C
DO - 201AD
0.375 (9.53)
0.285 (7.24)
0.21 (5.33)
0.19 (4.83)
0.052 (1.32)
0.048 (1.22)
1.00 (25.4)
MIN.
1.00 (25.4)
MIN.
RATING AND CHARACTERISTIC CURVES ( RU4DS )
FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
FIG.2 - DERATING CURVE FOR OUTPUT FIG.3 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT FORWARD SURGE CURRENT
0 25 506075 100 125 150 175 1 2 4 6 10 20 40 60 100
AMBIENT TEMPERATURE, ( °C) NUMBER OF CYCLES AT 50Hz
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
Page 2 of 2 Rev. 01 : August 24, 2005
Ta = 25 °C
2.0
1.5
1.0
0.5
2.5
10
40
0
50
0
30
20
10
1.0
0.1
PEAK FORWARD SURGE
CURRENT, AMPERES
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
FORWARD CURRENT, AMPERES
20µS
200µS
FORWARD VOLTAGE, VOLTS
Trr
0.1 I
RP
100mA
IF
100 mA
IRP
100
Ω
0.001
0.01
specimen
NOTE : IF = IRP = 100 mA TO 10 mA
100 µF
20
