1N4245GP THRU 1N4249GP
GLASS PASSIVATED JUNCTION RECTIFIER
Reverse Voltage - 200 to 1000 Volts Forward Current - 1.0 Ampere
FEATURES
♦ Plastic package has
Underwriters Laborator y
Flammability Classification 94V-0
♦ High temperature metallurgically
bonded construction
♦ Glass passivated cavity-free junction
♦ Capable of meeting environmental standards of
MIL-S-19500
♦ 1.0 Ampere operation at TA=55°C with no ther mal
runaway
♦ High temperature soldering guaranteed:
350°C/10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3kg) tension
MECHANICAL DATA
Case: JEDEC DO-204AL molded plastic over glass body
Terminals: Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.012 ounce, 0.3 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
1N 1N 1N 1N 1N
SYMBOLS 4245GP 4246GP 4247GP 4248GP 4249GP UNITS
* Maximum repetitive peak reverse voltage VRRM 200 400 600 800 1000 Volts
* Maximum RMS voltage VRMS 140 280 420 560 700 Volts
* Maximum DC blocking voltage VDC 200 400 600 800 1000 Volts
* Maximum average forward rectified current
0.375" (9.5mm) lead length at TA=55°C I(AV) 1.0 Amp
* Peak forward surge current
8.3ms single half sine-wave superimposed
on rated load (JEDEC Method) IFSM 25.0 Amps
* Maximum instantaneous forward voltage at 1.0A VF1.2 Volts
* Maximum full load reverse current full cycle
average 0.375" (9.5mm) lead length TA=55°C IR(AV) 50.0 µA
* Maximum reverse current at rated TA=25°C 1.0
DC blocking voltage TA=125°C IR25.0 µA
Typical junction capacitance (NOTE 1) CJ8.0 pF
Typical ther mal resistance (NOTE 2) RΘJA 55.0 °C/W
RΘJL 25.0
* Operating junction temperature range TJ-65 to +160 °C
* Storage temperature range TSTG -65 to +175 °C
NOTES:
(1) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts
(2) Ther mal resistance from junction to ambient and from junction to lead at 0.375" (9.5mm) lead length, P.C.B.mounted
* JEDEC registered values
4/98
0.107 (2.7)
0.080 (2.0)
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
1.0 (25.4)
MIN.
0.205 (5.2)
0.160 (4.1)
DIA.
NOTE:
Lead diameter is for suffix "E" part numbers
0.026 (0.66)
0.023 (0.58)
DO-204AL
Dimension in inches and (millimeters)
*
Glass-plastic technique is covered by
Patent No.3,996,602 and brazed-lead assembly by Patent No. 3,930,306
®
PATENTED*
75
0.2
0.4
0.6
0.8
100 150
0.6 1.2 1.6
10
0110
20
25
15
10
5.0
0100
1
0.1
0.01 0.8 1.0 1.4
25 50
100
10
20
10.1 1 10
0 204060 100
10
1
0.1
80
0.01
1.0
0.1 125 175
1.8
0.01 0.1 1 10 100
0.1
1
10
100
RATINGS AND CHARACTERISTIC CURVES 1N4245GP THRU 1N4249GP
FIG. 1 - FORWARD CURRENT DERATING CURVE
AMBIENT TEMPERATURE, °C
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
NUMBER OF CYCLES AT 60 Hz
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT,
AMPERES
INSTANTANEOUS REVERSE LEAKAGE CURRENT,
MICROAMPERES
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE, pF
REVERSE V OLTAGE, V OLTS
TJ=TJmax.
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
TJ=25°C
TJ=25°C
PULSE WIDTH=300µs
1% DUTY CYCLE
0.375" (9.5mm) LEAD LENGTH
TJ=100°C
TJ=25°C
f=1.0 MHZ
Vsig=50mVp-p
60 HZ
RESISTIVE OR
INDUCTIVE LOAD
FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE
TRANSIENT THERMAL IMPEDANCE (°C/W)
t, PULSE DURATION, sec
