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Details, datasheet, quote on part number:1N4944GP
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Datasheet text preview:
1N4942GP thru 1N4942GP
Vishay Semiconductors
formerly General Semiconductor
Glass Passivated Junction Fast Switching Rectifier
DO-204AL (DO-41)
Reverse Voltage 200 to 1000V Forward Current 1.0A
Features
1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA.
ted* aten P
Dimensions in inches and (millimeters)
0.205 (5.2) 0.160 (4.1)
®
· Plastic package has Underwriters Laboratories Flammability Classification 94V-0 · High temperature metallurgically bonded construction · For use in high frequency rectifier circuits · Fast switching for high efficiency · Cavity-free glass passivated junction · Capable of meeting environmental standards of MIL-S-19500 · 1.0 Ampere operation at TA=55°C with no thermal runaway · High temperature soldering guaranteed: 350°C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension
1.0 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) DIA.
NOTE: Lead diameter is 0.026 (0.66)
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 oz., 0.3 g
0.023 (0.58)
for suffix "E" part numbers
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 Ratings at 25°C ambient temperature unless otherwise specified.
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 TA=55°C * Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Typical thermal resistance (1) * Operating junction and storage temperature range Symbol VRRM VRMS VDC IF(AV) IFSM RJA TJ, TSTG 1N4942GP 1N4944GP 1N4946GP 1N4947GP 1N4948GP 200 140 200 400 280 400 600 420 600 1.0 25 55 -65 to +175 800 560 800 1000 700 1000 Unit V V V A A °C/W °C
Electrical Characteristics
* Maximum DC reverse current at rated DC blocking voltage * Maximum reverse recovery time at IF=0.5A, IR=1.0A, Irr=0.25A Typical junction capacitance at 4.0V, 1MHz
Ratings at 25°C ambient temperature unless otherwise specified.
* Maximum instantaneous forward voltage at 1.0A TA= 25°C TA=150°C
VF IR trr CJ 150
1.3 1.0 200 250 15 500
V µA ns pF
Notes: (1) Thermal resistance from junction to ambient, and from junction to lead at 0.375" (9.5mm) lead length, P.C.B. mounted *JEDEC registered values
Document Number 88511 27-Feb-02
www.vishay.com 1
1N4942GP thru 1N4942GP
Vishay Semiconductors
formerly General Semiconductor
Ratings and Characteristic Curves (TA = 25°C unless otherwise noted)
Fig. 1 -- Forward Current Derating Curves
1.0
Fig. 2 -- Maximum Non-Repetitive Peak Forward Surge Current
30
Average Forward Rectified Current (A)
Peak Forward Surge Current (A)
Resistive or Inductive Load 0.75
25
TJ = TJ max. 8.3ms Single Half Sine-Wave (JEDEC Method)
20
0.5
15
0.25
10
0.375" (9.5mm) Lead Length 0 25 50 75 100 125 150 175
5 1 10 100
Ambient Temperature (°C)
Number of Cycles at 60 HZ
Fig. 3 -- Typical Instantaneous Forward Characteristics
10 20
Fig. 4 -- Typical Reverse Characteristics
Instantaneous Reverse Current (µA)
10 TJ = 125°C
Instantaneous Forward Current (A)
1
TJ = 25°C Pulse Width = 300µs 1% Duty Cycle
1 TJ = 75°C
0.1
0.1 TJ = 25°C 0.01
0.01 0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
20
40
60
80
100
Instantaneous Forward Voltage (V)
Percent of Rated Peak Reverse Voltage (%)
Fig. 5 -- Typical Junction Capacitance
30 100
Fig. 6 -- Typical Transient Thermal Impedance
Typical Thermal Impedance (°CW)
Junction Capacitance (pF)
TJ = 25°C f = 1.0MHZ Vsig = 50mVp-p 10
10
1
1 1 10 100
0.1 0.01
0.1
1
10
100
Reverse Voltage (V) www.vishay.com 2
t, Pulse Duration (sec.) Document Number 88511 27-Feb-02
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