BAT47

R
BAT47
SMALL SIGNAL SCHOTTKY DIODES
S E M I C O N D U C T O R
DO-35
FEATURES
For general purpose applications
These diodes features very low turn-on voltage and fast switching.
1.083(27.5)
MIN
These devices are protected by a PN junction guard ring against
0.079(2.0)
MAX
DIA
JF
excessive voltage, such as electrostatic discharges.
This diode is also available in the MiniMELF case with the type designation Ll47.
0.150(3.8)
MAX
High temperature soldering guaranteed:260℃/10 seconds at terminals
Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC
MECHANICAL DATA
Case: DO-35 glass case
1.083(27.5)
MIN
Polarity: Color band denotes cathodes end
0.020(0.52)
MAX
DIA
Weight: Approx. 0.13 gram
Dimensions in inches and (millimeters)
ABSOLUTE RATINGS(LIMITING VALUES)
Value
Symbols
Repetitive Peak Reverse Voltage
VRRM
IF
IFRM
IFSM
Ptot
TJ
TA
TSTG
Forward Continuous Current at TA=25 C
Repetitive Peak Forward Current at tp 1s, d<0.5
Surge forward current at tp 10ms ,
Power Dissipation at
TA=25 C
TA=25 C
TA=65 C
Junction temperature
Ambient Operating temperature Range
Storage Temperature Range
Units
V
mA
20
350 1)
1 1)
A
A
mW
7.5 1)
3301)
125
C
C
-65 to+125
-65 to+150
C
1) Valid provided that leads at a distance of 4mm from case are kept at ambient temperature
ELECTRICAL CHARACTERISTICS
Symbols
Reverse breakdown voltage Tested with 10mA Pulses
Forward voltage
Pulse Test tp<300ms,d< 2%
at IF=0.1mA,
at IF=10mA,
at IF=300mA
Leakage current
pulse test tp 300ms ,d 2%
at VR=10V
at VR=10V, TJ=60℃
at VR=20V
at VR=20V, TJ=60°C
Capacitance at VR=1V ,f=1MHz
Thermal resistance junction to ambient Air
Min.
V(BR)R
Typ.
Max.
Unis
V
20
VF
VF
VF
0.25
0.40
1.0
V
V
V
IR
IR
IR
IR
CJ
RqJA
4
20
10
30
mA
mA
mA
mA
300 1)
K/W
pF
12
1) Valid provided that leads at a distance of 4mm from case are kept at ambient temperature(DO-35)
JINAN JINGHENG ELECTRONICS CO., LTD.
2-28
HTTP://WWW.JINGHENGGROUP.COM
R
BAT48
SMALL SIGNAL SCHOTTKY DIODES
S E M I C O N D U C T O R
DO-35
FEATURES
For general purpose applications
This diode features very low turn-on voltage and fast switching.
1.083(27.5)
MIN
This device is protected by a PN junction guard ring against excessive
JF
voltage, such as electrostatic discharges.
0.079(2.0)
MAX
DIA
This diode is also available in the MiniMELF case with the type designation Ll48.
High temperature soldering guaranteed:260℃/10 seconds at terminals
0.150(3.8)
MAX
Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC
MECHANICAL DATA
1.083(27.5)
MIN
Case: DO-35 glass case
0.020(0.52)
MAX
DIA
Polarity:color band denotes cathode end
Weight: Approx. 0.13 gram
Dimensions in inches and (millimeters)
ABSOLUTE RATINGS(LIMITING VALUES)
Value
Symbols
Repetitive Peak Reverse Voltage
VRRM
IF
IFRM
IFSM
Ptot
TJ
TA
TSTG
Forward Continuous Current at TA=25 C
Repetitive Peak Forward Current at tp<1s, d<0.5
Surge forward current at tp<10ms ,
Power Dissipation at
TA=25 C
TA=25 C
TA=65 C
Junction temperature
Ambient Operating temperature Range
Storage Temperature Range
Units
V
mA
40
1)
350
1
1)
7.5
330
A
A
mW
1)
1)
125
C
C
-65 to+125
-65 to+150
C
1) Valid provided that leads at a distance of 4mm from case are kept at ambient temperature
ELECTRICAL CHARACTERISTICS
Reverse breakdown voltage Tested with 100mA pulses
Forward voltage
Pulse Test tp 300ms,d 2%
at IF=0.1mA,
at IF=10mA,
at IF=250mA
Leakage current
pulse test tp 300ms ,d 2%
at VR=10V
at VR=10V, TJ=60 C
at VR=20V
at VR=20V, TJ=60 C
at VR=40V
at VR=40V, TJ=60 C
Capacitance at VR=1V ,f=1MHz
Thermal resistance junction to ambient Air
Symbols
Min.
V(BR)R
40
Typ.
Max.
Unis
V
VF
VF
VF
0.25
0.40
0.90
V
V
V
IR
IR
IR
IR
IR
IR
CJ
RqJA
2
15
5
25
25
50
mA
mA
mA
mA
mA
mA
pF
300 1)
K/W
12
1) Valid provided that leads at a distance of 4mm from case are kept at ambient temperature(DO-35)
JINAN JINGHENG ELECTRONICS CO., LTD.
2-29
HTTP://WWW.JINGHENGGROUP.COM
RATINGS AND CHARACTERISTIC CURVES BAT47/BAT48
Figure 1. Forward current versus forward voltage
at different temperatures(typical values)
Figure 2. Forward current versus forward voltage
(typical values)
IF(mA)
10
IF(mA)
3
500
Tj= 25 C
10
2
400
300
10
Tamb=100 C
Tamb= 25 C
Tamb= -55 C
1
10
-1
10
-2
200
100
0
0.2
0.4
0.6
0.8
1
0
1.2
0.2
0.4
0.6
0.8
1
VF(V)
VF(V)
Figure 3.Reverse current versus ambient
temperatures
IR(mA)
10
3
90% confidence
VR=20V
BAT47
10
2
max.
10
BAT48
typ.
1
10
-1
10
-2
0
25
50
75
100
125
Tamb=( C)
JINAN JINGHENG ELECTRONICS CO., LTD.
2-30
HTTP://WWW.JINGHENGGROUP.COM
RATINGS AND CHARACTERISTIC CURVES BAT47/ BAT48
Figure 4.Reverse current versus continuous
Reverse voltage(typical values)
IR(mA)
10
3
125 C
10
100 C
2
75 C
60 C
10
50 C
1
25 C
BAT47
10
-1
10
-2
BAT48
VR=(V)
0
10
30
20
40
Figure 5.Capacitance CJ versus reverse applied
voltage VR (typical values)
CJ(pF)
18
Tamb= 25 C
16
BAT47
BAT48
12
8
4
0
10
JINAN JINGHENG ELECTRONICS CO., LTD.
20
30
2-31
40
VR(V)
HTTP://WWW.JINGHENGGROUP.COM