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1N6478 THRU 1N6484
SURFACE MOUNT GLASS PASSIVATED JUNCTION RECTIFIER Reverse Voltage - 50 to 1000 Volts Forward Current - 1.0 Ampere
D *
DO-213AB
N
SOLDERABLE ENDS 1st BAND 2nd BAND
D2
D1= 0.105 0.095 (2.67) (2.41)
0.022 (0.56) 0.018 (0.46) 0.205 (5.2) 0.185(4.7) 1st band denotes type and positive end (cathode) 2nd band denotes voltage type 0 D2 = D1 + 0.008 (0.20) -
Plastic package has Underwriters Laboratory Flammability Classification 94V-0 For surface mount applications High temperature metallurgically bonded construction Glass passivated cavity-free junction Capable of meeting environmental standards of MIL-S-19500 High temperature soldering guaranteed: 450C/5 seconds at terminals. Complete device submersible temperature of 265C for 10 seconds in solder bath
FEATURES
P A T
E
T
E
MECHANICAL DATA
Case: JEDEC DO-213AB molded plastic over glass body Terminals: Plated terminals, solderable per MIL-STD-750, Method 2026 Polarity: Two bands indicate cathode end - 1st band denotes device type and 2nd band denotes repetitive peak reverse voltage rating Mounting Position: Any Weight: 0.0046 ounce, 0.116 gram
Dimensions in inches and (millimeters)
*Glass-plastic encapsulation technique is covered by
Patent No. 3,996,602 and brazed-lead assembly by Patent No. 3,930,306
(R)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25C ambient temperature unless otherwise specified.
Standard recovery time device: 1st band is White Polarity color bands (2nd Band) * Maximum repetitive peak reverse voltage Maximum RMS voltage * Maximum DC blocking voltage * Maximum average forward rectified current at * Peak forward surge current 8.3ms single half sine-wave superimposed on rated load at TA=75C (JEDEC Method) * Maximum instantaneous forward voltage at 1.0A TA=25C TA=75C * Maximum DC reverse current at rated DC blocking voltage TA=25C TA=125C
SYMBOLS
1N 6478
1N 6479
1N 6480
1N 6481
1N 6482
1N 6483
1N 6484
UNITS
Gray VRRM VRMS VDC I(AV) IFSM 50 35 50
Red 100 70 100
Orange Yellow Green 200 140 200 400 280 400 1.0 30.0 600 420 600
Blue 800 560 800
Violet 1000 700 1000 Volts Volts Volts Amp Amps
VF
1.1 1.0 10.0 200.0 100.0 8.0 50.0 20.0 -65 to +175
Volts A A pF C/W C
IR IR(AV) CJ RJA RJT TJ, TSTG
* Maximum full load reverse current, full cycle average at TA=75C * Typical junction capacitance (NOTE 1) * Maximum thermal resistance (NOTE 2)
(NOTE 3)
* Operating junction and storage temperature range
NOTES: (1) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts (2) Thermal resistance from junction to terminal, 0.24 x 0.24" (6.0 x 6.0mm) copper pads to each terminal (3) Thermal resistance from junction to ambient, 0.24 x 0.24" (6.0 x 6.0mm) copper pads to each terminal * JEDEC Registered Values
4/98
RATINGS AND CHARACTERISTIC CURVES 1N6478 THRU 1N6484
FIG. 1 - FORWARD CURRENT DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT, AMPERES
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
1.0
PEAK FORWARD SURGE CURRENT, AMPERES
60 HZ RESISTIVE OR INDUCTIVE LOAD
30 25 20 15 10 5.0 0
TA=75C 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method)
0.8 0.6
0.4
0.2
0
0
25
50
75
100
125
150
175
1
10
NUMBER OF CYCLES AT 60 HZ
100
TERMINAL TEMPERATURE, C
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
10
TJ=25C PULSE WIDTH=300s 1% DUTY CYCLE
10
INSTANTANEOUS REVERSE CURRENT, MICROAMPERES
INSTANTANEOUS FORWARD CURRENT, AMPERES
TJ=100C
1
1
0.1
0.1
TJ=25C
0.01
0
20
40
60
80
100
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
0.01 0.4
0.6
0.8
1.0
1.2
1.4
1.6
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
TJ=25C f=1.0 MHZ Vsig=50mVp-p
FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE TRANSIENT THERMAL IMPEDANCE (C/W)
30
JUNCTION CAPACITANCE, pF
100
MOUNTED ON 0.20 x 0.27" (5 x 7mm) COPPER PAD AREAS
10
10
1
1
1
10
REVERSE VOLTAGE, VOLTS
100
0.1 0.01
0.1
1
t, PULSE DURATION, sec
10
100

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