FEATURES
These diodes feature very low turn-on voltage and
electrostatic discharges
200 mW power dissipation
These diodes are also available in the SOD-123
BAT43W and in designations LL42 to LL43
Weight: 0.004 ounces, 0.13 grams
M AXIM UM RA TING S AND EL ECT RI C AL CHARACTERIST I CS
Ratings at 25 ambient temperature unless otherwise specified.
ABSOLUTE MAXIMUM RATINGS
UNITS
Repetitive peak reverse voltage VRRM V
Reverse breakdown voltage IR=100ยตA (pulsed) V(BR)
V
Average forw ard rectified current
half w ave rectification w ith resist.load
ใใใใ@
T
A=25 and f 50Hz
Forward surge current @ t<10msIFSM A
Pow er dissipation @ TA=65 Ptot
mW
Junction temperature TJ
Storage temperature range TSTG
EL ECT RICAL CHARACTER I ST I C S UNITS
Forw ard voltage @IF=200 m A BAT42 - - 1
Capacitance @ VR=1V,f=1MHZ Ctot pF
Reverse breakdown voltage
Reverse recovery time
from IF=10mA to IR=10mA
Irr=1mA, RL=100ฮฉ.
Thermal resistance junction to ambient RฮธJA
K/W
Rectification efficiency (NOTE2) ฮทv -
BAT42 BAT43
1)Valid prov ided that leads at a distance of 4 mm from case are kept at ambient temperature.
ยตA
ns
BAT42- - - BAT43
M ECHAN IC AL D ATA
SMALL SIGNAL SCHOTTKY DIODES
Case: DO-35, glass case
REVERSE VOLTAGE : 30 V
CURRENT: 0.2 A
Polarity: Color band denotes cathode
IAV
4
2001)
mA
30
30
200.0
125
-55 --- +150
1)Valid prov ided that leads at a distance of 4 mm from case are kept at ambient temperature.
MIN TYP MAX
-
0.80 - -
3001)
5
IR
GALAXY ELECTRICAL
trr - -
- 7
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BLGALAXY ELECTRICAL
Document Number 0265017 1.
DO-35(GLASS)
fast guard ring against excessive voltage,such as
case with the type designations BAT42W to
V
IF=10 mA BAT42 - - 0.4
IF=50 mA BAT43 - - 0.65
IF=2 mA BAT43 - - 0.33
IF=15 mA BAT43 - - 0.45
VF
BAT43 - - 1
VR=25 V - - 0.5
VR=25 V,TJ=100 - - 100
ฮฉ
CCL=300PF,f=45MHZ,VRF=2V
2)RL=15K
.2
TJ = 2 5
f=1 MH z
.1 . 4 1.0 2 4 10 20 40 100
30
40
1
2
4
10
20
100
0 0.2 0.4 0.6 0.8 1.0
1
2
6
4
10
20
40
100
200
1000 TJ=25
Pulse W idth= 300ยตS
1.2 1.4
01 100
3TJ=125
8.3ms Single Half
Sine-Wave
2
1
4
5
10
BLGALAXY ELECTRICAL
www.galaxycn.com
Document Number 0265017 2.
m AMPERES
AMPERES
m AMPERES
JUNCTION CAPACITANCE,pF
FIG.4--PEAK JUNCTION CAPACITANCE
AVERAGE FORWARD CURRENT
FIG.2 --PEAK FORWARD SURGE CURRENT FIG.1 --FORWARD DERATING CURVE
INSTANTANEOUS FORWARD VOLTAGE,VOLTS REVERSE VOLTAGE,VOLTS
FIG.3--TYPICAL FORWARD CHARACTERISTIC
PEAK FORWARD SURGE CURRENT
INSTANTANEOUS FORWARD CURRENT
BAT42- - -BAT43
AMBIENT TEMPERATURE,
RATINGS AND CHARACTERISTIC CURVES
NUMBER OF CYCLES AT 60 Hz
BAT43
200
250
200
150
100
50
50 100 1500
0
