LESHAN RADIO COMPANY, LTD.
1N4942G thru 1N4948G
1.Feature & Dimensions
* Plastic package has Underwriters Laboratory
Glass Passivated Junction
Fast Recovery Rectifiers
Flammability Classification 94V-0
* High temperature metallurgically bonded construction
* Cavity-free glass passivated junction
Reverse Voltage 200 to 1000V
Forward Current 1.0A
* Capable of meeting environmental standards of MIL-S-19500
* 1.0 A operation at TA=75°C with no thermal runaway
* For use in high frequency rectifier circuits
* Fast switching for high efficiency
* Typical IR less than 1.0µA
* High temperature soldering guaranteed:
260°C/10 seconds
* 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension
2.Mechanical Data
Case: JEDEC DO-41, molded plastic 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., 0.34 g
We declare that the material of product
compliance with RoHS requirements.
Handling precautin:None
3.Electrical Characteristic
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
1N49 1N49 1N49 1N49 1N49
42G 44G 46G 47G 48G
Parameter Symbol
symbol
VRRM
Unit
Maximum repetitive peak reverse voltage
Maximum RMS voltage
200
140
200
400
280
400
600
420
600
800 1000
560 700
800 1000
V
V
V
VRMS
VDC
Maximum DC blocking voltage
Maximum average forward rectified current
0.375" (9.5mm) lead length at TA = 75°C
1.0
IF(AV)
A
A
Peak forward surge current 8.3ms single half
sine-wave superimposed on rated load (JEDEC
Method)
IFSM
25
55
Typical thermal resistance (Note 2)
RθJA
°C/W
°C
–50 to +150
Operating junction and storage temperature range TJ, TSTG
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
1N49 1N49 1N49 1N49 1N49
42G 44G 46G 47G 48G
Parameter Symbol
symbol
VF
Unit
V
1.3
Maximum instantaneous forward voltage at 1.0A
5.0
100
Maximum DC reverse current TA = 25°C
at rated DC blocking voltage TA = 125°C
IR
µA
150
250
Typical reverse recovery time (Note 1)
Typical junction capacitance at 4.0V, 1MHz
NOTES:
trr
500
ns
15
CJ
PF
1. IF = 0.5A, IR = 1.0A, IRR = 0.25A
2. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
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