LESHAN RADIO COMPANY, LTD.
BAS20HT1–1/2
• 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 VR250 Vdc
Peak Forward Current I F200 mAdc
Peak Forward Surge Current IFM(surge) 625 mAdc
THERMAL CHARACTERISTICS
Characteristic Symbol Max Unit
Total Device Dissipation FR–5 Board,* PD200 mW
TA = 25°C
Derate above 25°C 1.57 mW/°C
Thermal Resistance Junction to Ambient RθJA 635 °C/W
Junction and Storage TJ, Tstg –55 to+150 °C
Temperature Range
*FR–5 Minimum Pad
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)
Characteristic Symbol Min Max Unit
OFF CHARACTERISTICS
Reverse Voltage Leakage Current I RµAdc
(VR = 200 Vdc) – 1.0
(VR = 200 Vdc, T J = 150°C) – 100
Reverse Breakdown Voltage V(BR) 250 – Vdc
(IBR = 100 µAdc)
Forward Voltage V FmV
(IF = 100 mAdc) – 1000
(IF = 200 mAdc) – 1250
Diode Capacitance CD– 5.0 pF
(VR = 0, f = 1.0 MHz)
Reverse Recovery Time trr –50ns
(IF = IR = 30 mAdc, RL = 100 Ω)
JS M
MARKING DIAGRAM
JS= Specific Device Code
M = Date Code
ORDERING INFORMATION
Device Package Shipping
BAS20HT1 SOD–323 3000/Tape & Reel
Preferred: devices are recommended choices for future use and best overall value.
Switching Diode
High Voltage
LESHAN RADIO COMPANY, LTD.
BAS20HT1–2/2
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 T ime Equivalent T est Circuit
IF, FORWARD CURRENT (mA)
100
10
1.0
0.1
0.01
0.0010 50 100 150 200 250 300
VR, REVERSE VOL TAGE (V)
Figure 3. Leakage Current
IR, REVERSE CURRENT (µ A)
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
00 5.0 10 15 20 25 30 35
VR, REVERSE VOLT AGE (V)
Figure 4. Total Capacitance
CT, TOT AL CAPACIT 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
VF, FORWARD VOLTAGE (V)
Notes: 1. A 2.0 kΩ variable resistor adjusted for a Forward Current (IF) of 30 mA.
Notes: 2. Input pulse is adjusted so IR(peak) is equal to 30 mA.
Notes : 3. tp
»
trr
+10 V 2.0 k
820 Ω
0.1 µF
D.U.T.
VR
100 µH0.1 µF
50 ΩOutput
Pulse
Generator
50 Ω Input
Sampling
Oscilloscope
tr
IF
tpt
10%
90%
IR
trr
IF
t
iR(REC) = 3.0 mA
OUTPUT PULSE
(IF = IR = 30 mA; MEASURED
at iR(REC) = 3.0 mA)
INPUT SIGNAL
VF, FORWARD VOLTAGE (V)
Figure 2. Forward Current
IF, FORWARD CURRENT (mA)
Figure 5. Forward Voltage
f = 1 MHz
IE = 0 A
TA = 25°C
