HY UF1AA

UF1AA thru UF1MA
SURFACE MOUNT
REVERSE VOLTAGE - 50 to 1000 Volts
FORWARD CURRENT - 1.0 Amperes
ULTRA FAST RECTIFIERS
FEATURES
A-SMA
● Low cost
● Diffused junction
●Ultra fast switching for high efficiency
.051(1.30)
.039(1.00)
● Low reverse leakage current
.114(2.90)
.098(2.50)
● Low forward voltage drop
● High current capability
.181(4.60)
.157(4.00)
● The plastic material carries UL recognition 94V-0
.012(.305)
.006(.152)
.103(2.62)
.079(2.00)
MECHANICAL DATA
●Case: Molded Plastic
●Polarity: lndicated by cathode band
.060(1.52)
.030(0.76)
●Weight: 0.002 ounces,0.053 grams
●Mounting position: Any
.008(.203)
.002(.051)
.208(5.28)
.188(4.80)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25℃ ambient temperature unless otherwise specified.
Single phase, half wave ,60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
CHARACTERISTICS
SYMBOL
UF1AA
UF1BA
UF1DA
UF1GA
UF1JA
UF1KA
UF1MA
UNIT
Maximum Recurrent Peak Reverse Voltage
VRRM
50
100
200
400
600
800
1000
V
Maximum RMS Voltage
VRMS
35
70
140
280
420
580
700
V
VDC
50
100
200
400
600
800
1000
V
Maximum DC Blocking Voltage
Maximum Average Forward
Rectified Current
@TA=55 ℃
I(AV)
1.0
A
IFSM
30
A
Peak Forward Surage Current
8.3ms Single Half Sine-Wave
Super Imposed on Rated Load(JEDEC Method)
Peak Forward Voltage at 1.0A DC
1.0
VF
Maximum DC Reverse Current
@TJ=25℃
at Rated DC Blocking Voltage
@TJ=100℃
Maximum Reverse Recovery Time(Note 1)
Tyical Junction Capacitance (Note2)
Tyical Thermal Resistance (Note3)
Operating Temperature Range
Storage Temperature Range
1.3
1.7
5.0
IR
V
uA
100
TRR
50
75
nS
CJ
20
10
pF
RθJA
25
℃/W
TJ
-50 to +125
℃
TSTG
-50 to +150
℃
NOTES: 1.Measured with IF=0.5A,IR=1A,IRR=0.25A.
2.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC
3.Thermal resistance junction of ambient.
~ 77 ~
RATING AND CHARACTERTIC CURVES
UF1AA thru UF1MA
FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT
FIG. 1 – FORWARD CURRENT DERATING CURVE
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD CURRENT
AMPERES
1.0
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
0.8
0.6
0.4
0.2
0
25
50
75
100
125
150
40
30
20
10
PULSE WIDTH 8.3ms
SINGLE HALF-SINE-WAVE
(JEDEC METHOD)
0
1
175
2
AMBIENT TEMPERATURE (℃)
10
20
50
100
NUMBER OF CYCLES AT 60Hz
FIG.3 – TYPICAL JUNCTION CAPACITANCE
FIG.4-TYPICAL FORWARD CHARACTERISTICS
100
10
INSTANTANEOUS FORWARD CURRENT, (A)
CAPACITANCE, (pF)
5
UF1AA - UF1GA
10
UF1JA -UF1MA
TJ = 25°C
f = 1 MHz
1
1
4
10
100
UF1AA -UF1DA
UF1GA
1.0
UF1JA -UF1MA
0.1
T J = 25°C
PULSE WIDTH 300us
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
INSTANTANEOUS FORWARD VOLTAGE,VOLTS
REVERSE VOLTAGE ,VOLTS
~ 78 ~
1.8