UF4003_15 Datasheet, PDF (1/7 Pages) Leshan Radio Company – Ultrafast Rectifiers

LESHAN RADIO COMPANY, LTD.
UF4001 thru UF4007
1.Feature & Dimensions
* Plastic package has Underwriters Laboratories
Ultrafast Rectifiers
Flammability Classification 94V-0
* Ideally suited for use in very high frequency switching
* power supplies, inverters and as free wheeling diodes
* Ultrafast recovery time for high efficiency
* Excellent high temperature switching
* Soft recovery characteristics
* Diffused junction
* High temperature soldering guaranteed:
260°C/10 seconds, 0.375" (9.5mm) lead length,
Reverse Voltage 50 to 1000V
Forward Current 1.0A
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
Handling precautin:None
We declare that the material of product
compliance with RoHS requirements.
3.Electrical Characteristic
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
symbol
UF UF UF UF UF UF UF
4001 4002 4003 4004 4005 4006 4007
Unit
Maximum repetitive peak reverse voltage
V_RRM
50 100 200 400 600 800 1000 V
Maximum RMS voltage
V_RMS
35 70 140 280 420 560 700 V
Maximum DC blocking voltage
V_DC
50 100 200 400 600 800 1000 V
Maximum average forward rectified current
0.375" (9.5mm) lead length at T_A = 75°C
IF(AV)
1.0
A
Peak forward surge current 8.3ms single half
sine-wave superimposed on rated load (JEDEC
I_FSM
Method)
30
A
Maximum full load reverse current, full cycle
average,0.375"(9.5mm) lead lengths at T_A = 55° IR(AV)
100
µA
C
Typical thermal resistance (Note 2)
RθJA
Operating junction and storage temperature range TJ, TSTG
50
–50 to +150
°C/W
°C
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
symbol
UF UF UF UF UF UF UF
4001 4002 4003 4004 4005 4006 4007
Unit
Maximum instantaneous forward voltage at 1.0A
V_F
1.00
1.70
V
Maximum DC reverse current TA = 25°C
at rated DC blocking voltage TA = 100°C
IR
5.0
100
µA
Typical reverse recovery time (Note 1)
trr
50
75
ns
Typical junction capacitance at 4.0V, 1MHz
CJ
17
PF
NOTES:
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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