CGP20 and DGP20
New Product
Vishay Semiconductors
formerly General Semiconductor
Miniature Clamper/Damper
Glass Passivated Rectifier
DO204AC (DO-15)
0.034 (0.86)
0.028 (0.71)
Dia.
Reverse Voltage
1400 to 1500V
Forward Current
2.0A
Features
• Specially designed for clamping circuits, horizontal
deflection systems and damper applications
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0.
• High temperature metallurgically bonded construction
• Cavity-free glass passivated junction
• 2.0 ampere operation at T
A
=50°C with no thermal runaway
• Typical I
R
less than 0.1µA
• 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
1.0 (25.4)
min.
ed*
nt
ate
P
0.140 (3.6)
0.104 (2.6)
Dia.
0.300 (7.6)
0.230 (5.8)
®
Mechanical Data
Case:
JEDEC DO-204AC, 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:
0.015 oz., 0.4 g
Ratings at 25°C ambient temperature unless otherwise specified.
1.0 (25.4)
min.
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.
Maximum Ratings & Thermal Characteristics
Parameter
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375” (9.5mm) lead length at T
A
= 50°C
Peak forward surge current 8.3ms single half sine
wave superimposed on rated load (JEDEC Method)
Maximum full load reverse current full cycle
average 0.375” (9.5mm) lead length at T
A
= 100°C
Typical thermal resistance
(Note 1)
Symbol
V
RRM
V
RMS
V
DC
I
F(AV
)
I
FSM
I
R(AV)
R
ΘJA
T
J
, T
STG
CGP20
1400
980
1400
2.0
40
200
55
DGP20
1500
1050
1500
Unit
V
V
V
A
A
µA
°C/W
°C
Operating junction and storage temperature range
–65 to +175
Electrical Characteristics
Parameter
Ratings at 25°C ambient temperature unless otherwise specified.
Symbol
V
F
I
R
t
rr
t
rr
C
J
T
A
= 25°C
T
A
= 100°C
typical
maximum
CGP20
1.1
5.0
100
15
1.0
1.5
15
DGP20
Unit
V
µA
Maximum instantaneous forward voltage at 2.0A
Maximum DC reverse current
at rated DC blocking voltage
Maximum reverse recovery time
at I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
Maximum reverse recovery time at I
F
= 0.5A, I
R
= 50mA
20
µs
µs
pF
Typical junction capacitance at 4.0V, 1MHz
Notes:
(1) Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
Document Number 88568
03-Jan-03
www.vishay.com
1
CGP20 and DGP20
Vishay Semiconductors
formerly General Semiconductor
Ratings and
Characteristic Curves
(T
A
= 25°C unless otherwise noted)
Fig.1 - Forward Current Derating Curve
2.0
50
Average Forward Rectified Current (A)
Fig.2 - Maximum Non-Repetitive Peak
Forward Surge Current
Peak Forward Surge Current (A)
8.3ms Single Half Sine-Wave
(JEDEC Method)
40
Resistive or
Inductive Load
1.5
0.375" (9.5mm)
Lead Length
1.0
T
J
= 25°C
No Load Condition
30
Ipk/I
AV
=
π
20
T
J
= T
Jmax.
10
0.5
Capacitance Load
Ipk/I
AV
= 5.0
10
20
0
25
50
75
100
125
150
175
0
0
1
10
100
Ambient Temperature (°C)
Number of Cycles at 60 Hz
Fig.3 - Typical Instantaneous Forward
Characteristics
Instantaneous Reverse Current (µA)
Instantaneous Forward Current (A)
10
10
Fig.4 - Typical Reverse Characteristics
T
J
= 150°C
1
T
J
= 125°C
1
T
J
= 25°C
0.1
0.1
Pulse Width = 300µs
1% Duty Cycle
0.01
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.01
0
20
40
T
J
= 25°C
60
80
100
Instantaneous Forward Voltage (V)
Percent of Rated Peak Reverse Voltage (%)
Fig.5 - Typical Junction Capacitance
30
Junction Capacitance (pF)
T
J
= 25°C
f = 1.0 MHz
Vsig = 50mVp-p
10
1
1
10
100
Reverse Voltage (V)
www.vishay.com
2
Document Number 88568
03-Jan-03
Embedded System
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