SMD Type
High-Speed Double Diode
BAV70 HF
Features
Small plastic SMD package
High switching speed: max.4 ns
Repetitive peak forward current: max. 450 mA
+0.1
2.4
-0.1
Diodes
(KAV70 HF)
SOT-23
+0.1
2.9
-0.1
+0.1
0.4
-0.1
Unit: mm
1.3
+0.1
-0.1
1
2
0.95
+0.1
-0.1
+0.1
1.9
-0.1
0.55
0.4
3
+0.05
0.1
-0.01
0.97
+0.1
-0.1
1.Base
2.Emitter
3.collector
Absolute Maximum Ratings Ta = 25
Parameter
Repetitive peak reverse voltage
Continuous reverse voltage
Continuous forward current (single diode loaded *)
(double diode loaded *)
Repetitive peak forward current
Non-repetitive peak forward current (T
j
= 25
) t=1us
t = 1ms
t = 1s
power dissipation (T
amb
= 25
) *
P
D
R
th j-tp
R
th j-a
T
st g
T
j
thermal resistance from junction to tie-point
thermal resistance from junction to ambient *
Storage temperature
Junction temperature
* Device mounted on an FR4 printed-circuit board.
I
FSM
Symbol
V
RRM
V
R
I
F
I
FRM
Rating
85
75
215
125
450
4
1
0.5
250
360
500
-65 to +150
150
mW
K/W
K/W
A
Unit
V
V
mA
mA
Electrical Characteristics Ta = 25
Parameter
Forward voltage
Symbol
I
F
= 1 mA
V
F
I
F
= 10 mA
I
F
= 50 mA
I
F
= 150 mA
V
R
= 25 V
Reverse current
I
R
V
R
= 75 V
V
R
= 25 V; T
j
= 150
V
R
= 75 V; T
j
= 150
Diode capacitance
Reverse recovery time
forward recovery voltage
C
d
t
rr
V
f r
f = 1 MHz; V
R
= 0 V;
when switched from I
F
=10 mA to I
R
= 10 mA;
R
L
= 100
Test Conditions
Max
715
855
1
1.25
30
2.5
60
100
1.5
4
1.75
Unit
mV
mV
V
V
nA
A
A
A
pF
ns
V
;
measured at I
R
= 1 mA;
when switched from I
F
=10 mA; t
r
= 20 ns;
Marking
Marking
A4t
F
+0.1
0.38
-0.1
0-0.1
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1
SMD Type
BAV70 HF
BC817
■
Typical Characterisitics
300
IF
(mA)
200
handbook, halfpage
Diodes
(KAV70 HF)
(KC817)
IF
(mA)
200
(1)
(2)
(3)
single diode loaded
100
double diode loaded
100
0
0
100
T amb ( C)
o
200
0
0
1
VF (V)
2
Device mounted on an FR4 printed-circuit board.
(1) T
j
= 150
°C;
typical values.
(2) T
j
= 25
°C;
typical values.
(3) T
j
= 25
°C;
maximum values.
Fig.1
Maximum permissible continuous forward
current as a function of ambient
temperature.
Fig.2
Forward current as a function of forward
voltage.
10
2
handbook, full pagewidth
IFSM
(A)
10
1
10
−1
1
10
10
2
10
3
tp (µs)
10
4
Based on square wave currents.
T
j
= 25
°C
prior to surge.
Fig.3 Maximum permissible non-repetitive peak forward current as a function of pulse duration.
2
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Embedded System
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