DS30179 Rev. B-1 1 of 2 MURS120
MURS120
1.0A SURFACE MOUNT SUPER-FAST RECTIFIER
Features
Maximum Ratings and Electrical Characteristics @ TA= 25°C unless otherwise specified
Mechanical Data
Notes: 1. Unit mounted on PC board with 5.0 mm2(0.013 mm thick) copper pads as heat sink.
2. Measured at 1.0MHz and applied reverse voltage of 0V DC.
3. Measured with IF= 0.5A, IR= 1.0A, Irr = 0.25A. See Figure 5.
4. Measured with IF= 1.0A, di/dt = 100A/ms, Duty Cycle £2.0%.
·Glass Passivated Die Construction
·Super-Fast Recovery Time For High Efficiency
·Low Forward Voltage Drop and High Current
Capability
·Surge Overload Rating to 40A Peak
·Ideally Suited for Automated Assembly
·Plastic Material: UL Flammability
Classification Rating 94V-0
·Case: Molded Plastic
·Terminals: Solder Plated Terminal -
Solderable per MIL-STD-202, Method 208
·Marking: U1DB
·Polarity: Cathode Band or Cathode Notch
·Weight: 0.093 grams (approx.)
·Mounting Position: Any
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic Symbol MURS120 Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage @ IR= 5uA
VRRM
VRWM
VR
200 V
RMS Reverse Voltage VR(RMS) 141 V
Average Rectified Output Current @ TT= 155°C
@ TT= 145°CIO1.0
2.0 A
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave Superimposed on Rated Load
(JEDEC Method)
IFSM 40 A
Forward Voltage @ IF= 1.0A, TJ= 25°C
@ IF= 1.0A, TJ= 150°C VFM 0.875
0.710 V
Peak Reverse Current @ TA= 25°C
at Rated DC Blocking Voltage @ TA= 150°CIRM 2.0
50 mA
Reverse Recovery Time (Note 3) trr 25 ns
Forward Recovery Time (Note 4) tfr 25 ns
Typical Junction Capacitance (Note 2) Cj60 pF
Typical Thermal Resistance, Junction to Terminal (Note 1) RqJT 13 K/W
Operating and Storage Temperature Range Tj, TSTG -65 to +175 °C
A
B
C
D
G
H
E
J
SMB
Dim Min Max
A3.30 3.94
B4.06 4.57
C1.96 2.21
D0.15 0.31
E5.00 5.59
G0.10 0.20
H0.76 1.52
J2.00 2.62
All Dimensions in mm
NEW PRODUCT
DS30179 Rev. B-1 2 of 2 MURS120
NEW PRODUCT
1 10 100
I , PEAK FORWARD SURGE CURRENT (A)
FSM
NUMBER OF CYCLES AT 60Hz
Fi
g
. 3 Sur
g
e Current Deratin
g
Curve
Single Half-Sine-Wave
(JEDEC Method)
0
10
20
30
40
50
60
25 50 75 100 125 150 175
I , AVERAGE FORWARD CURRENT (A)
O
T , TERMINAL TEMPERATURE ( C)
Fi
g
. 1 Forward Current Deratin
g
Curve
T°
0
2
4
6
5
1
3
50V DC
Approx
50 NI (Non-inductive)Ω10 NIΩ
1.0
NI
ΩOscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Device
Under
Test
trr
Set time base for 50/100 ns/cm
+0.5A
0A
-0.25A
-1.0A
Notes:
1. Rise Time = 7.0ns max. Input Impedance = 1.0M , 22pF.
2. Rise Time = 10ns max. Input Impedance = 50 .
Ω
Ω
Fi
g
. 5 Reverse Recover
y
Time Characteristic and Test Circuit
(+)
(+)
(-)
(-)
I , INSTANTANEOUS FORWARD CURRENT (A)
F
Fi
g
.2 T
y
pical Forward Characteristics
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5
0.01
0.05
0.1
0.5
1.0
2.0
3.0
5.0
7.0
10
.
0
T = 150 C
A
0
T = 100 C
A
0
T = 25 C
A
0
025 50 75 100 125 150 200
175
I , INSTANTANE
O
US REVERSE CURRENT (nA)
R
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Reverse Characteristics
R
T = 25ºC
A
T = 150ºC
A
T = 100ºC
A
1000
100
10
1
10000
