FAST RECTIFIER. US1BF Datasheet

US1BF RECTIFIER. Datasheet pdf. Equivalent


Part US1BF
Description SURFACE MOUNT ULTRA FAST RECTIFIER
Feature US1AF THRU US1MF SURFACE MOUNT ULTRA FAST RECTIFIER Reverse Voltage - 50 to 1000 Volts Forward Curre.
Manufacture KD
Datasheet
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US1BF
US1AF THRU US1MF
SURFACE MOUNT ULTRA FAST RECTIFIER
Reverse Voltage - 50 to 1000 Volts Forward Current - 1.0 Ampere
FEATURES
Glass Passivated Die Construction
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
For surface mounted applications
Low reverse leakage
Built-in strain relief,ideal for automated placement
High forward surge current capability
High temperature soldering guaranteed:
250 C/10 seconds at terminals
MECHANICAL DATA
Case: JEDEC SMAF molded plastic body over passivated chip
Terminals: Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight:0.0018 ounce, 0.064 grams
0.110(2.80)
0.094(2.40)
0.055(1.40)
0.043(1.10)
0.047(1.20)
0.028(0.70)
SMAF
Cathode Band
Top View
0.144(3.65)
0.128(3.25)
0.059(1.50)
0.051(1.30)
0.012(0.30)
0.006(0.15)
0.189(4.80)
0.173(4.40)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
Parameter
Symbols US1AF US1BF US1DF US1GF US1JF US1KF US1MF Units
Maximum Repetitive Peak Reverse Voltage
VRRM
50
100
200
400
600
800 1000
V
Maximum RMS voltage
VRMS
35
70
140
280
420
560
700
V
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at Ta = 65 °C
Peak Forward Surge Current 8.3 ms Single Half
Sine Wave Superimposed on Rated Load
(JEDEC Method)
Maximum Instantaneous Forward Voltage at 1 A
VDC
I F ( AV )
IFSM
VF
50
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Ta = 25 °C
Ta =125 °C
Maximum Reverse Recovery Time 1
IR
trr
Typical Thermal Resistance
RθJA
Operating and Storage Temperature Range
Tj, Tstg
Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A
100
200
400
1
600
800 1000
V
A
30 A
1.0
50
1.4
5
100
180
-55 ~ +150
1.7
75
V
μA
ns
°C/W
°C



US1BF
US1AF THRU US1MF
RATINGS AND CHARACTERISTIC CURVES
Fig.1 Forward Current Derating Curve
1.2
1.0
0.8
0.6
0.4
0.2
Single phase half-wave 60 Hz
resistive or inductive load
0.0
25 50 75 100 125 150 175
Ambient Temperature (°C)
Fig.2 Typical Reverse Characteristics
100
TJ=125°C
10
1.0 TJ=25°C
0.1
00 20 40 60 80 100
percent of Rated Peak Reverse Voltage (%)
Fig.3 Typical Instaneous Forward
Characteristics
20
10 TJ=25°C
pulse with 300μs
1% duty cycle
1.0
0.1 US1AF~US1DF
US1GF
US1JF~US1MF
0.01
0.0
0.5 1.0 1.5 2.0
Instaneous Forward Voltage (V)
2.5
Fig.4 Maximum Non-Repetitive Peak
Forward Surage Current
30
25
20
15
10
05
8.3 ms Single Half Sine Wave
(JEDEC Method)
00
1
10
Number of Cycles
100







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