Surface Mount Schottky Diode
BAT54 / A / C / S
Silicon epitaxial planar type
Features
Small surface mounting type
High reliability
High speed ( t
rr
< 5 ns )
Mechanical data
Case : SOT-23
Terminals : Solder plated, solderable per MIL-STD-750,
Method 2026
Mounting Position : Any
MAXIMUM RATINGS
(AT T
A
=25
o
C unless otherwise noted)
PARAMETER
CONDITIONS
Symbol
MIN.
TYP.
MAX.
UNIT
Repetitive peak reverse voltage
V
RRM
30
V
Reverse voltage
V
R
30
V
Peak forward surge current
t
p
< 10 ms
I
FSM
600
mA
Repetitive peak forward current
t
p
< 1 s
I
FRM
300
mA
Forward current
I
F
200
mA
Junction temperature
T
j
125
o
C
Storage temperature
T
STG
-55
+150
o
C
Formosa MS
SOT-23
Dimensions in inches and (millimeters)
ELECTRICAL CHARACTERISTICS
(AT T
A
=25
o
C unless otherwise noted)
PARAMETER
CONDITIONS
Symbol
MIN.
TYP.
MAX.
UNIT
I
F
= 0.1mA
V
F
0.240
V
I
F
= 1mA
V
F
0.320
V
I
F
= 10mA
V
F
0.400
V
I
F
= 30mA
V
F
0.500
V
I
F
= 100mA
V
F
0.800
V
Reverse current
V
R
= 25V
I
R
2.0
uA
Diode capacitance
V
R
= 1V , f = 1MHz
C
D
10.0
pF
Reverse recovery time
I
F
=10mA, V
R
= 10mA, I
RR
= 0.1 X I
R
, R
L
=100
OHM
t
rr
5
ns
Forward voltage
0.033 (0.85)
0.045 (1.15)
R 0.05
(0.002)
0.055 (1.40)
0.047 (1.20)
0.102 (2.60)
0.094 (2.40)
0.028 (0.70)
0.020 (0.50)
(A)
(B)
(C)
0
.
1
1
8
(
3
.
0
0
)
0
.
1
1
0
(
2
.
8
0
)
.
0
7
9
(
2
.
0
0
)
.
0
7
1
(
1
.
8
0
)
0
.
0
4
0
(
1
.
0
2
)
0
.
0
3
5
(
0
.
8
8
)
0
.
0
1
7
(
0
.
4
2
)
0
.
0
1
5
(
0
.
3
8
)
A
C
B
A
C
B
A
C
B
A
C
B
Marking Code
BAT54 BAT54A BAT54C BAT54S
KL1 KL2 KL3 KL4
RATING AND CHARACTERISTIC CURVES for each diode (BAT54 / A / C / S)
Notes:
Notes:
t
Recovery Time Equivalent Test Circuit
820 OHM
+10V
2 K
0.1 uF
100uH
0.1 uF
DUT
50 OHM OUTPUT
PULSE
GENERATOR
50 OHM INPUT
SAMPLING
OSCILLOSCOPE
I
F
t
r
V
R
t
10%
90%
t
p
t
r
t
IR(REC)=1 mA
OUTPUT PULSE
(IF=IR=10mA;measured
at iR(REC)=1mA)
1. A2.0 Kohm variable resistor adjusted for a forward Current (IF) of 10mA.
2. Input pulse is adjusted so IR(peak) is equal to 10 mA.
3. tp >> trr.
Notes :
handbook, halfpage
1.2
0.8
0.4
0
(3)
(2)
(1)
(3)
(2)
(1)
0
10
20
30
(1)
(2)
(3)
h
0
10
20
30
0
5
10
15
F
O
R
W
A
R
D
C
U
R
R
E
N
T
,
(
m
A
)
FORWARD VOLTAGE,(V)
O
(1) TA = 125 C
O
O
(2) TA = 85 C (3) TA = 25 C
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
R
E
V
E
R
S
E
L
E
A
K
A
G
E
C
U
R
R
E
N
T
,
(
u
A
)
REVERSE VOLTAGE, (V)
FIG.2 - Leakage Current
CHARACTERISTICS
1000
100
10
1
0.1
1000
100
10
1
0.1
O
(1) TA = 125 C
O
O
(2) TA = 85 C (3) TA = 25 C
FIG.3-TYPICAL JUNCTION CAPACITANCE
J
U
N
C
T
I
O
N
C
A
P
A
C
I
T
A
N
C
E
,
(
p
F
)
REVERSE VOLTAGE,(V)
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