RU1 - RU1B
PRV : 400 - 800 Volts
Io : 0.25 Ampere
FEATURES :
*
*
*
*
*
*
*
High current capability
High surge current capability
High reliability
Low reverse current
Low forward voltage drop
Fast switching for high efficiency
Pb / RoHS Free
FAST RECOVERY
RECTIFIER DIODES
D2
0.161 (4.1)
0.154 (3.9)
1.00 (25.4)
MIN.
0.284 (7.2)
0.268 (6.8)
MECHANICAL DATA :
* Case : D2 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 : 0.465 gram
0.034 (0.86)
0.028 (0.71)
1.00 (25.4)
MIN.
Dimensions in inches and ( millimeters )
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%.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
RATING
Maximum Peak Reverse Voltage
Maximum Peak Reverse Surge Voltage
Maximum Average Forward Current Ta = 50
°C
Maximum Peak Forward Surge Current
( 50 Hz, Half-cycle, Sine wave, Single Shot )
Maximum Forward Voltage at I
F
= 0.25 A
Maximum Reverse Current at V
R
= V
RM
Maximum Reverse Current at V
R
= V
RM
Maximum Reverse Recovery Time (Note 1)
Junction Temperature Range
Storage Temperature Range
Ta = 25
°C
Ta = 100
°C
SYMBOL
V
RM
V
RSM
I
F(AV)
RU1
400
450
RU1A
600
650
0.25
RU1B
800
850
UNIT
V
V
A
I
FSM
V
F
I
R
I
R(H)
Trr
T
J
T
STG
15
2.5
10
200
400
- 40 to + 130
- 40 to + 130
A
V
µA
µA
ns
°C
°C
Notes :
( 1 ) Reverse Recovery Test Conditions : I
F
= 10 mA, I
RP
= 10 mA.
Page 1 of 2
Rev. 02 : March 25, 2005
RATING AND CHARACTERISTIC CURVES ( RU1 - RU1B )
FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
100 µF
specimen
10 mA
I
F
0.1 I
RP
200µS
NOTE : I
F
= I
RP
= 10 mA TO 1 mA
10 mA
I
RP
20µS
100
Ω
Trr
FIG.2 - DERATING CURVE FOR OUTPUT
RECTIFIED CURRENT
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
0.25
25
FIG.3 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
PEAK FORWARD SURGE
CURRENT, AMPERES
0.20
20
0.15
15
0.10
10
0.05
5
0
0
25
50
75
100
125
150
175
0
1
2
4
6
10
20
40
60
100
AMBIENT TEMPERATURE, (
°
C)
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
REVERSE CURRENT, MICROAMPERES
FORWARD CURRENT, AMPERES
10
10
NUMBER OF CYCLES AT 50Hz
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
T
J
= 100
°C
1.0
1.0
0.1
Ta = 25
°C
0.1
T
J
= 25
°C
0.01
0.5
0.01
0
20
40
60
80
100
120
140
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
FORWARD VOLTAGE, VOLTS
PERCENT OF RATED REVERSE
VOLTAGE, (%)
Page 2 of 2
Rev. 02 : March 25, 2005
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