LESHAN RADIO COMPANY, LTD.
BAS20HT11/2
Device Marking: JS
CASE 477, STYLE 1
SOD 323
1
2
BAS20HT1
2
ANODE
1
CATHODE
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Continuous Reverse Voltage
V
R
250
Vdc
Peak Forward Current
I
F
200
mAdc
Peak Forward Surge Current
I
FM(surge)
625
mAdc
THERMAL CHARACTERISTICS
Characteristic
Symbol
Max
Unit
Total Device Dissipation FR5 Board,*
P
D
200
mW
T
A
= 25C
Derate above 25C
1.57
mW/C
Thermal Resistance Junction to Ambient
R
JA
635
C/W
Junction and Storage
T
J
, T
stg
55 to+150
C
Temperature Range
*FR5 Minimum Pad
ELECTRICAL CHARACTERISTICS
(T
A
= 25C unless otherwise noted)
Characteristic
Symbol
Min
Max
Unit
OFF CHARACTERISTICS
Reverse Voltage Leakage Current
I
R
Adc
(V
R
= 200 Vdc)
1.0
(V
R
= 200 Vdc, T
J
= 150C)
100
Reverse Breakdown Voltage
V
(BR)
250
Vdc
(I
BR
= 100
Adc)
Forward Voltage
V
F
mV
(I
F
= 100 mAdc)
1000
(I
F
= 200 mAdc)
1250
Diode Capacitance
C
D
5.0
pF
(V
R
= 0, f = 1.0 MHz)
Reverse Recovery Time
t
rr
50
ns
(I
F
= I
R
= 30 mAdc, R
L
= 100
)
JS M
MARKING DIAGRAM
JS= Specific Device Code
M = Date Code
ORDERING INFORMATION
Device
Package
Shipping
BAS20HT1
SOD323
3000/Tape & Reel
Preferred: devices are recommended choices for future use and best overall value.
Switching Diode
High Voltage
LESHAN RADIO COMPANY, LTD.
BAS20HT12/2
BAS20HT1
1000
100
10
1.0
0.1
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
Figure 1. Recovery Time Equivalent Test Circuit
I
F
, FORWARD CURRENT (mA)
100
10
1.0
0.1
0.01
0.001
0
50
100
150
200
250
300
V
R
, REVERSE VOLTAGE (V)
Figure 3. Leakage Current
I
R
, REVERSE CURRENT
(
A)
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
5.0
10
15
20
25
30
35
V
R
, REVERSE VOLTAGE (V)
Figure 4. Total Capacitance
C
T
, T
O
T
A
L
C
A
P
ACIT
ANCE
(pF)
3.1
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
0
25
50
75
100
125
150
175
200
225
250
V
F
, FOR
W
ARD VOL
T
AGE (V)
Notes: 1. A 2.0 k
variable resistor adjusted for a Forward Current (I
F
) of 30 mA.
Notes:
2. Input pulse is adjusted so I
R(peak)
is equal to 30 mA.
Notes :
3. t
p
t
rr
+10 V
2.0 k
820
0.1
F
D.U.T.
V
R
100
H
0.1
F
50
Output
Pulse
Generator
50
Input
Sampling
Oscilloscope
t
r
I
F
t
p
t
10%
90%
I
R
t
rr
I
F
t
i
R(REC)
= 3.0 mA
OUTPUT PULSE
(I
F
= I
R
= 30 mA; MEASURED
at i
R(REC)
= 3.0 mA)
INPUT SIGNAL
V
F
, FORWARD VOLTAGE (V)
Figure 2. Forward Current
I
F
, FORWARD CURRENT (mA)
Figure 5. Forward Voltage
f = 1 MHz
I
E
= 0 A
T
A
= 25C
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