Document
LESHAN RADIO COMPANY, LTD.
UF5400 thru UF5408
1.FEATURES
* Plastic package has Underwriters Laboratory Flammability Classification 94V-0
* High temperature metallurgically bonded construction
* Diffused junction * Capable of meeting environmental standards
of MIL-S-19500 * For use in high frequency rectifier circuits * Ultrafast recovery time for high efficiency * High temperature soldering guaranteed:
260°C/10 seconds * 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension
Ultrafast Rectifiers
Reverse Voltage 50 to 1000V Forward Current 3.0A
2.Mechanical Data
Case: JEDEC DO-201AD, molded plastic body Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.038 oz., 1.03 g Handling precautin:None
3.Electrical Characteristic
We declare that the material of product compliance with RoHS requirements.
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
symbol
UF54 UF54 UF54 UF54 UF54 UF54 UF54 UF54 UF54 00 01 02 03 04 05 06 07 08
Unit
Maximum repetitive peak reverse voltage
VRRM
50 100 200 300 400 500 600 800 1000 V
Maximum RMS voltage
VRMS
35 70 140 210 280 350 420 560 700 V
Maximum DC blocking voltage
VDC 50 100 200 300 400 500 600 800 1000 V
Maximum average forward rectified current 0.375" (9.5mm) lead length at TA = 55°C
IF(AV)
3.0 A
Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method)
IFSM
150 A
Typical thermal resistance (Note 2)
RθJA
20 °C/W
Maximum DC blocking voltage temperature
TA
150 °C
Operating junction temperature range
TJ
–50 to +150
°C
Storage temperature range
TSTG
–50 to +150
°C
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
symbol
UF54 UF54 UF54 UF54 UF54 UF54 UF54 UF54 UF54 00 01 02 03 04 05 06 07 08
Maximum instantaneous forward voltage at 3.0A
VF
1.00
1.30
1.70
Maximum DC reverse current TA = 25°C at rated DC blocking voltage TA = 100°C
IR
10 200
Typical reverse recovery time (Note 1)
trr 50
75
Typical junction capacitance at 4.0V, 1MHz
CJ
45
36
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
Unit V µA ns PF
1/3
LESHAN RADIO COMPANY, LTD.
4.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted )
Fig. 1 – Forward Current Derating Curve
Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current
TA=Ambient Temperature
TJ = 75°C
0.375"(9.5mm)Lead Lengh
8.3ms Single Half Sine-wave
3.0 200 (JEDEC Method)
Average Forward Rectified Current (A)
Average Forward Rectified Current (A)
Instantaneous Forward Current (A)
1.5
60 Hz Resistive or Inductive load TL=Lead Temperature with both leads heat sink mounted with length(L) as shown
0 0 25 50 75 100 125 150 Ambient Temperature, °C
175
Fig 3. – Typical Instantaneous Forward 100 Characteristics
10
1.0
0.1
TJ = 25°C Pulse width = 300µs
1% Duty Cycle
0.01 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
0.1 0.01
0.1 1.0 10 t,Pulse duration,sec
100
Junction Capacitance (pF)
Instantaneous Reverse Current (µA)
100
0 1 10 Number of Cycles at 60Hz
100
Fig 4. – Typical Reverse Characteristics 100
10 Tj=125℃
1.0
Tj=25℃
0.1
0.01 0
20 40
60 80 100
Percent of Rated Peak Reverse Voltage (%)
Fig 6. – Typical Junction Capacitance 100
10
TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p
1.0 0.1
1 10 Reverse Voltage (V)
100
Transient thermal impedance(°C/W)
2/3
LESHAN RADIO COMPANY, LTD.
5.Package Dimensions in inches and (millmeters)
Φd
Package outline
L
ΦD
Dimensions
Note:
inches
mm DO-201AD
Min. Max. Min. Max. molded plastic case
L 0.335 0.375 8.5
9.5 The marking band indicates the
L1 1.0
- 25.4 - cathode
ΦD 0.197 0.220
5.0
5.6
Φd 0.048 0.052 1.2
1.3
3/3
.