Document
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, 5 lbs. (2.3kg) tension
Reverse Voltage 50 to 1000V Forward Current 1.0A
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 4001
UF 4002
UF 4003
UF 4004
UF 4005
UF 4006
UF 4007
Unit
Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage
VRRM VRMS VDC
50 100 200 400 600 800 1000 V 35 70 140 280 420 560 700 V 50 100 200 400 600 800 1000 V
Maximum average forward rectified current 0.375" (9.5mm) lead length at TA = 75°C
IF(AV)
1.0
A
Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method)
IFSM
30 A
Maximum full load reverse current, full cycle average,0.375"(9.5mm) lead lengths at TA = 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
VF
1.00
1.70
Maximum DC reverse current TA = 25°C at rated DC blocking voltage TA = 100°C
IR
5.0 100
Typical reverse recovery time (Note 1)
trr
50
75
Typical junction capacitance at 4.0V, 1MHz
CJ
17
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
V
µA ns PF
1/3
LESHAN RADIO COMPANY, LTD.
Average Forward Rectified Current (A)
Average Forward Rectified Current (A)
4. Characteristic Curves ( TA = 25°C unless otherwise noted )
Fig. 1 – Forward Current Derating Curve
Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current
50
60 Hz
TJ = TJ max
Resistive or
8.3ms Single Half Sine-wave
1.0
Inductive Load
40 (JEDEC Method)
30
0.5 20
0.375" (9.5mm) Lead Length
0 0 25 50 75 100 125 150 175 Ambient Temperature, °C
Fig 3. – Typical Instantaneous Forward 10 Characteristics
1.0 UF4001~4 0.1
UF4005~7
10
0 1 10 Number of Cycles at 60Hz
100
Fig 4. – Typical Reverse Characteristics 100
Tj=125℃
10
Tj=75℃
1.0
Instantaneous Reverse Current (µA)
Instantaneous Forward Current (A)
0.01
TJ = 25°C Pulse width = 300µs 1% Duty Cycle
0.001 0.6 0.8 1.0 1.2 1.4 1.6 Instantaneous Forward Voltage (V)
Fig 5. –typical transient thermal impedance
100
10
1.0
Junction Capacitance (pF)
0.1 Tj=25℃
UF4001~4 UF4005~7
0.01 0
20 40
60 80 100
Percent of Rated Peak Reverse Voltage (%)
Fig 6. – Typical Junction Capacitance 20
10
TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p
Transient thermal impedance(°C/W)
0.1 0.01
0.1 1.0 10 t,Pulse duration,sec
100
1.0 0.1
1 10 Reverse Voltage (V)
100
2/3
LESHAN RADIO COMPANY, LTD.
5.Package Dimensions in inches and (millmeters)
Φd
Package outline
L
ΦD
Dimensions
Note:
inches
mm DO-41
Min. Max. Min. Max. molded plastic case
L
0.166 0.205
4.2
5.2 The marking band indicates the
L1 1.0
- 25.4 - cathode
ΦD
0.080
0.107
2.0
2.7
Φd 0.028 0.034 0.7
0.9
3/3
LESHAN RADIO COMPANY, LTD.
Packing Of Plastic-Sealed Axial Lead Diodes
1./Reel Packing(52mm) A:/Reel spec.
Unit:mm
A BC
W1 W W1
Label stike this position
Item Dimeter
Width Thickness
B:/Outer Box Specification
Symbol A B C W W1
Dimension 76.4±0.1 82.5±0.2 330±0.5 72±0.2
3±0.2
Item Symbol Dimension
L 350±2 Size W 350±2
H 340±4 H
W L
:(As per the above spec)
Q'ty/Taping Q'ty/Packing Case
DO-41 & A-405 5K
20K
/Outside DO-15 4K
16K
DO-201AD 1.4K
5.6K
2. /Ammo Packing A: /Ammo Box Spec.
LESHAN RADIO COMPANY, LTD. Unit:mm
Item
Box's Size
Symbol L W H
L W H
Dimension 260±2 76±2 100±4
250±3 45±3 95±5
Notes 52mm TYPE
26mm TYPE
B:/Outer Box Specification H
W L
Item
Case's Size
Symbol L W H
L W H
Dimension 430±2 280±2 225±4
435±3 280±3 295±5
Notes
52mm TYPE
26mm TYPE
:(As per the above spec)
Q'ty/Taping
Q'ty/Packing Case 26mm/TYPE
Q'ty/Packing Case 52mm/TYPE
/Outside
A-405 & DO-41 & R-1
DO-15
3K 2K
30K 20K
60K 40K
DO-201AD 0.8K 7.2K
14.4K
LESHAN RADIO COMPANY, LTD.
3. /Bulk Packing A./Box Dimension
H LW
( DO-4.