RS1A – RS1K 1 of 2 © 2000 Won-Top Electronics
RS1A – RS1 K
1.0A SURFACE MOUNT FAST RECOVERY RECTIFIER
Features
! Glass Passivated Die Construction
! Ideally Suited for Automatic Assembly B
! Low Forward Voltage Drop, High Efficiency
! Surge Overload Rating to 30A Peak D
! Low Power Loss A
! Fast Recovery Time F
! Plastic Case Material has UL Flammability
Classification Rating 94V-O C H G
E
Mechanical Data
! Case: Molded Plastic
! Terminals: Solder Plated, Solderable
per MIL-STD-750, Method 2026
! Polarity: Cathode Band or Cathode Notch
! Marking: Type Number
! Weight: 0.064 grams (approx.)
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified
Characteristic Symbol RS1A RS1B RS1D RS1G RS1J RS1K Unit
Peak Repetit i ve Revers e Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR50 100 200 400 600 800 V
RMS Reverse Voltage VR(RMS) 35 70 140 280 420 560 V
Average Rectified Output Current @TL = 90°C IO1.0 A
Non-Repetiti ve P eak Forward Surge Current
8.3ms Si ngl e half sine-wave superimposed on
rated load (JEDE C Method) IFSM 30 A
Forward Voltage @IF = 1.0A VFM 1.30 V
Peak Reverse Current @T
A = 25°C
At Rated DC Blocking Voltage @TA = 125°C IRM 5.0
300 µA
Reverse Recovery Time (Note 1) trr 150 250 500 nS
Typical Juncti on Capacitanc e (Note 2) Cj10 pF
Typical Thermal Resistance (Not e 3) RJL 32 K/W
Operating and Storage Temperat ure Range Tj, TSTG -50 to +150 °C
Note: 1. Measured with IF = 0.5A, IR = 1.0A, I rr = 0.25A,
2. Measured at 1.0 MHz and applied reverse volt age of 4.0 V DC.
3. Mounted on P.C. Board with 8.0mm2 land area.
WTE
POWER SEMICONDUCTORS
SMA/DO-214AC
Dim Min Max
A2.50 2.90
B4.00 4.60
C1.40 1.60
D0.152 0.305
E4.80 5.28
F2.00 2.44
G0.051 0.203
H0.76 1.52
All Dimensions in mm
RS1A – RS1K 2 of 2 © 2000 Won-Top Electronics
0
0.4
1.2
255075100125150175
I , AVERAGE RECTIFIED CURRENT (A)
O
T,LEAD TEMPERATURE ( C)
Fig. 1 Forward Current Derating Curve
L°
0.2
0.6
0.8
1.0
0.01
0.1
1.0
10
0 0.4 0.8 1.2 1.6
I INSTANTANEOUS FORWARD CURRENT (A)
F,
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
T = 25°C
j
I Pulse Width: 300 s
Fµ
0
10
20
30
1 10 100
I , PEAK FORWARD SURGE CURRENT (A)
FSM
NUMBER OF CYCLES AT 60Hz
Fig. 3 Forward Surge Current Derating Curve
Single Half-Sine-Wave
(JEDEC Method)
T = 150°C
j
50V DC
Approx
50 NI (Non-inductive)Ω10 NIΩ
1.0
NI
ΩOscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Device
Under
Test
trr
Settimebasefor10ns/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
Fig. 5 Reverse Recovery Time Characteristic and Test Circuit
(+)
(+)
(-)
(-)
0.1
1.0
10
100
1000
0 20 40 60 80 100 120 140
I , INSTANTANEOUS REVERSE CURRENT (µA)
R
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig. 4 Typical Reverse Characteristics
T = 125 C
j°
T = 25°C
j
