RM 4Y

SANKEN ELECTRIC CO., LTD.
RM4Y
1 Scope
The present specifications shall apply to Sanken silicon diode, RM4Y.
2 Outline
Type
Silicon Rectifier Diode (Mesa type)
Structure
Resin Molded
Applications
Commercial Frequency Rectification, etc.
Flammability: UL94V-0 (Equivalent)
3 Absolute maximum ratings
No.
Item
Symbol
Unit
Rating
1
Transient Peak Reverse Voltage
VRSM
V
150
2
Peak Reverse Voltage
VRM
V
100
3
Average Forward Current
IF(AV)
A
3.0
4
Peak Surge Forward Current
IFSM
A
200
5
Junction Temperature
Tj
°C
-40 to +150
6
Storage Temperature
Tstg
°C
-40 to +150
Conditions
Refer to derating curve
in Section 6
10ms. Half sine wave,
one shot
4 Electrical characteristics (Ta=25°C, unless otherwise specified)
No.
Item
Symbol
Unit
Rating
Conditions
1
Forward Voltage Drop
VF
V
0.95 max.
IF=3.0A
2
Reverse Leakage Current
IR
µA
10 max.
VR=VRM
3
Reverse Leakage Current Under
High Temperature
H・IR
µA
50 max.
VR=VRM, Tj=150°C
4
Thermal Resistance
Rth(j-l)
°C/W
8.0 max.
Between Junction and Lead
041021
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SANKEN ELECTRIC CO., LTD.
RM4Y
5 VF test and test circuit
6 Derating
Average Forward Current (A)
Derating to the ambient temperature
Power loss generated by voltage is not taken into consideration.
Ambient Temperature (°C)
Copper fin 20×20×1t
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SANKEN ELECTRIC CO., LTD.
RM4Y
7 Dimensions, inner structure and marking
7-1 Dimensions refer
50.0± 1.0
8.0± 0.2
※1
φ1.4 ±0.1
φ6.5 ±0.2
※3
※2
Dimensions in mm
*1 The allowance position of body against the center of whole lead wire is 0.5mm (max.)
*2 The centric allowance of lead wire against center of physical body is 0.3mm (max.)
*3 The burr may exist up to 2mm from the body of lead.
7-2 Appearance
The body shall be clean and shall not bear any stain, rust or flaw.
The color of the case will be black.
7-3 Marking
① Type number
RM4Y
② Lot number 1
First digit: Last digit of Year
Second digit: Month
From 1 to 9 for Jan. to Sep.
O for Oct., N for Nov., and D for Dec.
③ Lot number 2 (ten days)
・
Top of the month
・・ Middle of month
・・・ End of month
The color of marking must be white
カソード表示
Cathode
Band
Cathode Mark
①
②
041021
①
③
②
③
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