1N4944G データシートの表示（PDF） - Master Instrument Corporation
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1N4944G Datasheet PDF : 2 Pages
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FAST RECOVERY GLASS PASSIVATED RECTIFIER
1N4942G THRU 1N4948G
VOLTAGE RANGE
CURRENT
200 to 1000 Volts
1.0 Ampere
FEATURES
• Fast switching for high efficiency
• Glass passivated chip junction
• High current surge capability
• Low leakage
• High temperature soldering guaranteed
260℃/10 seconds,0.375”(9.5mm)lead length at 5 lbs (2.3kg) tension
MECHANICAL DATA
• Case: Transfer molded plastic
• Epoxy: UL94V-0 rate flame retardant
• Polarity: Color band denotes cathode end
• Lead: Plated axial lead, solderable per MIL-STD-202E method 208C
• Mounting position: Any
• Weight: 0.012ounce, 0.33 gram
DO-41
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
• Ratings at 25℃ ambient temperature unless otherwise specified
• Single Phase, half wave, 60Hz, resistive or inductive load
• For capacitive load derate current by 20%
SYMBOLS 1N4942G 1N4944G 1N4946G 1N4947G 1N4948G
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
VRRM
200
400
600
800
1000
VRMS
140
280
420
560
700
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
0.375″(9.5mm) lead length at TA =55℃
Peak Forward Surge Current
8.3ms single half sine-wave superimposed on
rated load (JEDEC method)
VDC
200
400
600
800
1000
I(AV)
1.0
IFSM
30
Maximum Instantaneous Forward Voltage at 1.0A
VF
1.3
Maximum DC Reverse Current at rated TA = 25℃
DC Blocking Voltage
TA = 125℃
IR
5.0
200
Maximum Reverse Recovery Time(NOTE 3)
trr
150
250
500
Typical Junction Capacitance (NOTE 1)
CJ
15
Typical Thermal Resistance (NOTE 2)
RθJA
50
Operating Temperature Range
TJ
(-55 to +150)
Storage Temperature Range
TSTG
(-55 to +150)
Notes:
1. Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts.
2. Thermal Resistance from Junction to Ambient at.375″(9.5mm) lead length, P.C board mounted.
3. Test conditions: IF=0.5A, IR=1.0A, IRR=0.25A.
UNIT
Volts
Volts
Volts
Amp
Amps
Volts
µA
nS
pF
℃/W
℃
℃
E-mail: sales@cnmic.com Web Site: www.cnmic.com
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