4/98
CG1 AND DG1
MINIATURE CLAMPER / DAMPER GLASS PASSIVATED JUNCTION RECTIFIER
Reverse Voltage - 1400 to 1500 Volts Forward Current - 1.5 Amperes
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 T
A
=50C with no
thermal runaway
Typical I
R
less than 0.1
A
Hermetically sealed package
Capable of meeting environmental standards of
MIL-S-19500
High temperature soldering guaranteed:
350C/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 25C ambient temperature unless otherwise specified.
SYMBOLS
CG1
DG1
UNITS
Maximum repetitive peak reverse voltage
V
RRM
1400
1500
Volts
Maximum RMS voltage
V
RMS
980
1050
Volts
Maximum DC blocking voltage
V
DC
1400
1500
Volts
Maximum average forward rectified current
0.375" (9.5mm) lead length at T
A
=50C
I
(AV
)
1.5
Amps
Peak forward surge current 8.3ms single half sine
wave superimposed on rated load (JEDEC Method)
I
FSM
40.0
Amps
Maximum instantaneous forward voltage at 1.0A
V
F
1.1
Volts
Maximum DC reverse current
T
A
=25C
5.0
at rated DC blocking voltage
T
A
=100C
I
R
100
A
Maximum full load reverse current full cycle
average 0.375" (9.5mm) lead length at T
A
=100C
I
R(AV)
50.0
A
Maximum reverse recovery time
(NOTE 1)
t
rr
15.0
20.0
s
Typical junction capacitance
(NOTE 2)
C
J
15.0
pF
Typical thermal resistance
(NOTE 3)
R
JA
55.0
C/W
Operating junction and storage temperature range
T
J
, T
STG
-65 to +175
C
NOTES:
(1) Reverse recovery test conditions: I
F
=0.5A, I
R
=50mA
(2) Measured at 1.0 MH
Z
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
PA
TENTED*
0.034 (0.86)
0.028 (0.71)
DIA.
0.150 (3.8)
0.100 (2.5)
DIA.
1.0 (25.4)
MIN.
0.240 (6.1)
MAX.
1.0 (25.4)
MIN.
DO204AP
Dimensions in inches and (millimeters)
*
Brazed-lead assembly is covered by Patent No. 3,930,306
1
10
100
0
10
20
30
40
50
25
50
75
100
125
150
175
0
0.25
0.5
0.75
1.0
1.25
1.5
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.01
0.1
1
10
1
10
100
1
10
30
0
20
40
60
80
100
0.01
0.1
1
10
RATINGS AND CHARACTERISTIC CURVES CG1 AND DG1
FIG. 1 - FORWARD CURRENT DERATING
CURVE
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
60 H
Z
RESISTIVE OR
INDUCTIVE LOAD
CAPACITANCE
LOAD
Ipk/I
AV
=
5.0
10
20
T
J
=150
C
T
J
=25
C
PULSE WIDTH=300
s
1% DUTY CYCLE
T
J
=25
C
T
J
=125
C
AMBIENT TEMPERATURE,
C
NUMBER OF CYCLES AT 60 H
Z
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE, VOLTS
PEAK FORWARD SURGE CURRENT,
AMPERES
JUNCTION
CAPACITANCE, pF
INSTANTANEOUS FORWARD CURRENT,
AMPERES
T
J
=25
C
NO LOAD
T
A
=50
C
8.3ms SINGLE HALF SINE-WAVE
AT RATED
LOAD (JEDEC Method)
T
J
=25
C
f=1.0 MHz
Vsig=50mVp-p
0.375" (9.5mm) LEAD LENGTH
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