RL251 데이터 시트보기 (PDF) - Semtech Electronics LTD.
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RL251 Datasheet PDF : 1 Pages
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RL251 THRU RL257
GENERAL PURPOSE PLASTIC RECTIFIERS
Reverse Voltage – 50 to 1000 Volts
Forward Current – 2.5 Amperes
Features
• Plastic package has Underwriters Laboratory
• Flammability Classification 94V-0
• High surge current capability.
• 2.5 ampere operation at TA=75oC with no thermal
• runaway.
• Low reverse leakage.
• Construction utilizes void-free molded plastic technique.
• High temperature soldering guaranteed:
• 250oC/10 seconds, 0.375”(9.5mm) lead length,
• 5 lbs (2.3kg) tension.
Mechanical Data
• Case: Molded plastic, R-3
• Terminals: Plated axial leads, solderable per
• MIL-STD-750, method 2026
• Polarity: Color band denotes cathode end.
• Mounting Position: Any.
Absolute Maximum Ratings andCharacteristics @ 250C unless otherwise specified.
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward current
at TA = 75 OC
Peak forward surge current
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method)
Maximum instantaneous forward voltage
at IFM=2.5A , TA=25oC(Note 2)
Maximum DC reverse current TA = 25 OC
at rated DC blocking voltage TA = 100OC
Typical thermal resistance
Typical junction capacitance (Note 1)
Operating and storage temperature range
Symbols RL251 RL252
VRRM
50
100
VRMS
35
70
VDC
50
100
RL253
200
140
200
RL254
400
280
400
RL255
600
420
600
RL256
800
560
800
RL257
1000
700
1000
I(AV)
2.5
IFSM
150
VF
IR
RθJA
CJ
TJ ,TS
1.1
5
50
35
35
-65 to +175
Notes:
(1) Measured at 1MHZ and applied reverse voltage of 4volts
(2) Pulse test: pulse width 300uSec, Duty cycle 1%.
Units
Volts
Volts
Volts
Amps
Amps
Volts
µA
OC/W
pF
OC
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany
®
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 11/11/2002
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