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CG1 AND DG1
MINIATURE CLAMPER / DAMPER GLASS PASSIVATED JUNCTION RECTIFIER
Reverse Voltage - 1400 to 1500 Volts Forward Current - 1.5 Amperes
DO204AP
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
0.150 (3.8)
0.100 (2.5)
DIA.
0.240 (6.1)
MAX.
1.0 (25.4)
MIN.
Dimensions in inches and (millimeters)
*Brazed-lead assembly is covered by Patent No. 3,930,306
FEATURES
Specially designed for clamping circuits horizontal
deflection systems and damper applications
High temperature metallurgically bonded construction
Glass passivated cavity-free junction
1.5 Ampere operation
at TA=50°C with no
thermal runaway
Typical IR less than 0.1µA
Hermetically sealed package
Capable of meeting environmental standards of
MIL-S-19500
High temperature soldering guaranteed:
350°C/10 seconds 0.375" (9.5mm) lead length,
5 lbs. (2.3kg) tension
MECHANICAL DATA
Case: JEDEC DO-204AP Solid glass body
Terminals: Solder plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.02 ounce, 0.56 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
Maximum repetitive peak reverse voltage
Maximum RMS voltage
VRRM
VRMS
Maximum DC blocking voltage
VDC
Maximum average forward rectified current
0.375” (9.5mm) lead length at TA=50°C
Peak forward surge current 8.3ms single half sine
wave superimposed on rated load (JEDEC Method)
I(AV)
IFSM
Maximum instantaneous forward voltage at 1.0A
VF
Maximum DC reverse current
at rated DC blocking voltage
TA=25°C
TA=100°C
IR
Maximum full load reverse current full cycle
average 0.375” (9.5mm) lead length at TA=100°C
IR(AV)
Maximum reverse recovery time (NOTE 1)
Typical junction capacitance (NOTE 2)
trr
CJ
Typical thermal resistance (NOTE 3)
Operating junction and storage temperature range
RΘJA
TJ, TSTG
NOTES:
(1) Reverse recovery test conditions: IF=0.5A, IR=50mA
(2) Measured at 1.0 MHZ and applied reverse voltage of 4.0 Volts
(3) Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
CG1
1400
980
1400
DG1
1500
1050
1500
1.5
40.0
1.1
5.0
100
50.0
15.0 20.0
15.0
55.0
-65 to +175
UNITS
Volts
Volts
Volts
Amps
Amps
Volts
µA
µA
µs
pF
°C/W
°C
4/98

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RATINGS AND CHARACTERISTIC CURVES CG1 AND DG1
FIG. 1 - FORWARD CURRENT DERATING
CURVE
1.5
1.25
60 HZ
RESISTIVE OR
INDUCTIVE LOAD
1.0
0.75
0.5
0.25
CAPACITANCE
LOAD 5.0
Ipk/IAV= 10
20
0.375" (9.5mm) LEAD LENGTH
0
25 50 75 100 125 150
AMBIENT TEMPERATURE, °C
175
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
50 TA=50°C
8.3ms SINGLE HALF SINE-WAVE
40 TJ=25°C
NO LOAD
30
20
AT RATED
LOAD (JEDEC Method)
10
0
1 10 100
NUMBER OF CYCLES AT 60 HZ
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
10
TJ=150°C
1
TJ=25°C
PULSE WIDTH=300µs
1% DUTY CYCLE
0.1
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
30
TJ=25°C
f=1.0 MHz
Vsig=50mVp-p
10
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
10
TJ=125°C
1
0.1
TJ=25°C
0.01
0
20 40 60 80 100
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
1
1 10 100
REVERSE VOLTAGE, VOLTS