US3A THRU US3M
Reverse Voltage - 50 to 1000 Volts
SURFACE MOUNT ULTRA FAST RECTIFIER
Forward Current - 3.0 Ampere
FEATURES
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
●
Ultra fast switching for high efficiency
●
Low reverse leakage
●
High forward surge current capability
●
High temperature soldering guaranteed:
250 C/10 seconds
●
SMC ( DO-214AB )
.128(3.25)
.108(2.75)
.245(6.22)
.220(5.59)
.280(7.11)
.260(6.60)
.012(.305)
.006(.152)
.103(2.62)
.079(2.00)
.060(1.52)
.030(0.76)
.008(.203)
.002(.051)
MECHANICAL DATA
Case
: JEDEC DO-214AB molded plastic body
Terminals
: DO-214AB solder plated, solderable per
MIL-STD-750, Method 2026
Polarity
: Color band denotes cathode end
Mounting Position
: Any
Weight
: 0.20 grams
.320(8.13)
.305(7.75)
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%.
Characteristic
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375
”
(9.5mm) lead length at T
A
=55 C
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 3.0A
Maximum DC reverse current
T
A
=25 C
at rated DC blocking voltage
T
A
=100 C
Maximum reverse recovery time
(NOTE 1)
Typical junction capacitance (NOTE 2)
Typical thermal resistance (NOTE 3)
Operating junction and storage temperature range
SYMBOLS
US3A US3B
US3D
US3G
US3J US3K US3M
UNITS
V
V
V
A
A
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
V
F
I
R
t
rr
C
J
R
θ
JL
T
J
,
T
STG
50
35
50
100
70
100
200
140
200
400
280
400
3.0
100.0
600
420
600
800
560
800
1000
700
1000
1.0
1.30
5.0
250.0
50
75
15.0
-65 to +150
1.70
V
µA
75
ns
pF
C/W
C
Note:
1.Reverse recovery condition I
F
=0.5A,I
R
=1.0A,Irr=0.25A
2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.
3.Thermal
resistance from junction to lead and from junction to ambient with P.C.B mounted
on 0.3 x 0.3" (8.0 x 8.0 mm) Copper pad area
US3A THRU US3M
RATINGS AND CHARACTERISTIC CURVES
Fig. 1 - Maxim
um Forward Current
Derating Curve
120
Lead Length = 0.375" (9.5mm)
2.5
2.0
1.5
1.0
0.5
0
20
40
60
80
100
120
140
160
3.0
Fig. 2 - Maxim
um Non-Repetitive
Peak Forward Surge Current
T
A
= 55
°
C
8.3ms Single Half Sine-Wave
(JEDEC Method)
Average Forward R ectified Current (A)
P eak Forward S urge Current (A)
100
80
60
40
20
0
1
R esistive or
Inductive Load
10
100
Ambient Temperature (
°
C
)
Number of Cycles at 60 H
Z
Fig. 3 - Typical Instantaneous
Forward Characteristics
100
100
US3G
10
US3A - US3D
Fig. 4 - Typical Reverse Leakage
Characteristics
T
J
= 125
°
C
Instantaneous Forward Current (A)
Instantaneous R everse Leakage
Current (
µ
A)
10
T
J
= 100
°
C
T
J
= 125
°
C
T
J
= 100
°
C
1
US3J - US3M
1
T
J
= 25
°
C
0.1
T
J
= 25
°
C
Pulse Width = 300
µ
s
1% Duty Cycle
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0.1
US3A - US3G
US3J - US3M
0
20
40
60
80
100
0.01
0.4
0.01
Instantaneous Forward Voltage (V)
Percent of Rated Peak Reverse Voltage (%)
160
140
Fig. 5 - Typical Junction
Capacitance
T
J
= 25
°
C
f = 1.0MH
Z
Vsig = 50MVp-p
Junction Capacitance (pF)
120
100
80
60
40
20
0.1
1
10
100
Reverse Voltage (V)
Analog electronics
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