SB820-HE thru SB8100-HE
Schottky Barrier Rectifiers
Reverse Voltage 20 to 100V Forward Current8.0A
Feature & Dimensions
* Plastic package has underwriters laboratory
Flammability classification 94V-0
* Low power loss,high efficiency
* For use in low voltage high frequency inverters,
free wheeling,and polarity protection applications
* Guarding for over voltage protection
* High temperature soldering guaranteed:
260°C/10 seconds at terminals
Mechanical Data
Case
: JEDEC DO-201AD, molded plastic over sky die
MIL-STD-750, Method 2026
Polarity
Weight
: Color band denotes cathode end
: 0.038oz., 1.03 g
: Any
we declare that the material of product is halogen
free (green epoxy compound).
Terminals : Plated axial leads, solderable per
Mounting position
Handling precautin : None
1.Maximum & Thermal Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter symbol
Device marking code
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375" (9.5mm) lead length (See fig. 1)
maximum average forward rectified current at case
temperature 120C is missing.
V
RRM
V
RMS
V
DC
IF(AV)
IF(AV)
Symbol
SB820- SB830- SB840- SB850- SB860- SB880- SB8100-
HE
HE
HE
HE
HE
HE
HE
SB820 SB830 SB840 SB850 SB860 SB880E SB8100
ESD
ESD
ESD
ESD
ESD
SD
ESD
20
30
40
50
60
80
100
14
20
21
30
28
40
35
50
8.0
3.5
150
200
15
RθJA
RθJC
TJ, TSTG
42
60
56
80
70
100
Unit
V
V
V
A
A
A
A
KV
°C/W
°C/W
°C
Peak forward surge current 8.3ms single half sine-wave
I
FSM1
superimposed on rated load (JEDEC Method)
Peak forward surge current 1.0ms single half sine-wave
I
FSM2
superimposed on rated load
ESD According to Flexpower specification ESD test
manual 1.3
Thermal resistance, junction to ambient
Thermal resistance, junction to case
Operating junction and storage temperature range
35
5
–65
to +150
Electrical Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter symbol
Maximum instantaneous forward voltage at 8.0A
Maximum DC reverse current
ton=8ms; toff=35ms
TC = 25°C
TC = 120°C
Symbol
VF
Ir
Ir
Ir
Trr
CJ
SB820- SB830- SB840- SB850- SB860- SB880- SB8100-
HE
HE
HE
HE
HE
HE
HE
Unit
V
mA
mA
mA
ns
0.60
1
0.70
10
30
30
50
0.84
ton=8ms; toff=35ms
TC = 140°C
Maximum reverse recovery time TC = 25°C
TC = 120°C
Typical junction capacitance at 4.0V, 1MHz
500
380
PF
SB820-HE thru SB8100-HE
Parameters
Application conditions
Valid for whole temperature range and with
20μF foil capacitor and R3 placed in series
to the DUT. Change the value of R3 to get
the peak value of the first pulse to 33A.
Adjust 10s between each pulse. Vout=
400VDC. IInrush current= 33A. See Note 2
Take new samples.
Valid for whole temperature range and with
20μF foil capacitor and R3 placed in series
to the DUT. Change the value of R3 to get
the peak
value of the first pulse to 42A. Adjust 10s
between each pulse. Vout=500VDC. IInrush
current= 42A. See Note2
take new samples.
valid for whole temperature range and with
20μF foil capacitor and R3 placed in series
to the DUT. Change the value of R3 to get
the peak value of the first pulse to 50A.
Adjust 10s between each pulse.
Vout=594VDC. IInrush current= 50A. See
Note 2
Min
Typical Max
10000
Repetitive inrush current capability (cycles)
only for rectifiers
5000
1000
Notes:
Note 1. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
Note 2 : Schematic diagram of the test setup inrsh current.
C1...C40
C41...C80
C81
R1
R2
R3
S1, S2
= 560µF /400V; approximately. 22mF in sum (C1...C40 in parallel). ESR C1…C40
≤
0,5R
= 560µF /400V; approximately. 22mF in sum (C41...C80 in parallel). ESR C41…C80
≤
0,5R
= 20µF /600v foil capacitor. ESRC81
≤
0,1R
= 80R0 /50W (4 x 20R /50W in series) protection resistor for the rectifiers
= 50k / 10W / 600V discharge resistor for C81
= 0 - 20Ω / 30W current limiter ( low imductive, repetitive peak maximum working voltage 600V )
= Switch (Relays); Siemens 3TF46 (3 phases switch connected in parallel) Imax
(rms)
= 80A; 600Vac; Is≤ 50kA;
690Vac; s=short-circuited;
SB820-HE thru SB8100-HE
2. Characteristic Curves
( TA = 25°C unless otherwise noted )
Fig. 1
–
Forward Current Derating Curve
Average Forward Rectified Current (A)
Average Forward Rectified Current (A)
Single phase
half wave 60HZ
Resistive or
Inductive Load
0.375" (9.5mm)
lead length
Fig. 2
–
Maximum Non-repetitive Peak
Forward Surge Current
TJ = TJ max
8.3ms Single Half Sine-wave
(JEDEC Method)
8.0
150
4.0
75
0
25
50 75 100 125 150 175
Ambient Temperature,
°C
Fig 3.
–
Typical Instantaneous Forward
Characteristics
100
0
0
1
10
Number of Cycles at 60Hz
100
Fig 4.
–
Typical Reverse Characteristics
Instantaneous Reverse Current (mA)
50
Tj=140℃
Instantaneous Forward Current (A)
10
5.0
Tj=120℃
1.0
TJ = 25°C
Pulse width = 300µs
1% Duty Cycle
0.5
0.1
0.05
Tj=25℃
0.01
0.2
Transient thermal impedance(°C/W)
100
0.4
0.6
0.8
1.0
Instantaneous Forward Voltage (V)
Fig 5.
–typical
transient thermal
impedance
1.2
0.005
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Fig 6.
–
Typical Junction Capacitance
1000
Junction Capacitance (pF)
10
℃
100
1.0
0.1
0.01
0.1
1.0
10
t,Pulse duration,sec
100
1.0
0.1
1
10
Reverse Voltage (V)
SB820-HE thru SB8100-HE
3. dimension:
SB820-HE thru SB8100-HE
4. Update Record
版次
1
更新记½
第一版
更新½者
周杰
更新日期
2010-5-5
嵌入式系统
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