Jun-03-2003
1
BAW56...
Silicon Switching Diode
• For high-speed switching applications
• Common anode configuration
BAW56S
BAW56U
BAW56
BAW56T
BAW56W
!
,
,
,
!
"
#$
,
, ! , "
Type Package Configuration Marking
BAW56
BAW56S
BAW56T
BAW56U
BAW56W
SOT23
SOT363
SC75
SC74
SOT323
common anode
double common anode
common anode
double common anode
common anode
A1s
A1s
A1s
A1s
A1s
Jun-03-2003
2
BAW56...
Maximum Ratings at TA = 25°C, unless otherwise specified
Parameter Symbol Value Unit
Diode reverse voltage VR80 V
Peak reverse voltage VRM 85
Forward current IF200 mA
Surge forward current, t = 1 µs IFS 4.5 A
Total power dissipation
BAW56, TS ≤ 31°C
BAW56S, TS ≤ 85°C
BAW56T, TS ≤ 104°C
BAW56U, TS ≤ 90°C
BAW56W, TS ≤ 103°C
Ptot
330
250
250
250
250
mW
Junction temperature Tj150 °C
Storage temperature Tstg -65 ... 150
Thermal Resistance
Parameter Symbol Value Unit
Junction - soldering point1)
BAW56
BAW56S
BAW56T
BAW56U
BAW56W
RthJS
360
260
185
240
190
K/W
1For calculation of RthJA please refer to Application Note Thermal Resistance
Jun-03-2003
3
BAW56...
Electrical Characteristics at TA = 25°C, unless otherwise specified
Parameter Symbol Values Unit
min. typ. max.
DC Characteristics
Breakdown voltage
I(BR) = 100 µA
V(BR) 85 - - V
Reverse current
VR = 70 V
VR = 25 V, TA = 150 °C
VR = 70 V, TA = 150 °C
IR
-
-
-
-
-
-
0.15
30
50
µA
Forward voltage
IF = 1 mA
IF = 10 mA
IF = 50 mA
IF = 100 mA
IF = 150 mA
VF
-
-
-
-
-
-
-
-
-
-
715
855
1000
1200
1250
mV
AC Characteristics
Diode capacitance
VR = 0 V, f = 1 MHz
CT- - 2 pF
Reverse recovery time
IF = 10 mA, IR = 10 mA, measured at IR = 1mA,
RL = 100 Ω
trr - - 4 ns
Test circuit for reverse recovery time
EHN00019
Ι
F
D.U.T.
Oscillograph
Pulse generator: tp = 100ns, D = 0.05, tr = 0.6ns,
Ri = 50Ω
Oscillograph: R = 50Ω, tr = 0.35ns, C ≤ 1pF
Jun-03-2003
4
BAW56...
Reverse current IR = ƒ (TA)
VR = Parameter
0 25 50 75 100 °C 150
TA
1
10
2
10
3
10
4
10
5
10
nA
I
R
70 V
25 V
Forward Voltage VF = ƒ (TA)
IF = Parameter
-40 -20 0 20 40 60 80 100 140
TA
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.2
V
F
IF = 150mA
IF = 100mA
IF = 50mA
IF = 10mA
IF = 1mA
IF = 0,1mA
Forward current IF = ƒ (VF)
TA = 25°C
EHB00091BAW 56
F
150
mA
100
50
Ι
0
V
F
1.5V1.00.50
typ max
Peak forward current IFM = ƒ (tp)
TA = 25°C
BAW56
EHB00092BAW 56
s0
10
-1
10
-2
10
-3
10
-4
10
-5
1010-6
p
t
p
t
T
=DT
0.2
0.1
0.05
0.02
0.01
= 0.005D
10-2
10-1
A
10 0
10 1
10
FM
Ι
2
t
Jun-03-2003
5
BAW56...
Forward current IF = ƒ (TS)
BAW56
0 15 30 45 60 75 90 105 120 °C 150
TS
0
25
50
75
100
125
150
175
200
mA
250
I
F
Forward current IF = ƒ (TS)
BAW56S
0 15 30 45 60 75 90 105 120 °C 150
TS
0
25
50
75
100
125
150
175
200
mA
250
I
F
Ke
i
Forward current IF = ƒ (TS)
BAW56U
0 15 30 45 60 75 90 105 120 °C 150
TS
0
25
50
75
100
125
150
175
200
mA
250
IF
Forward current IF = ƒ (TS)
BAW56W
0 15 30 45 60 75 90 105 120 °C 150
TS
0
25
50
75
100
125
150
175
200
mA
250
IF
Jun-03-2003
6
BAW56...
Forward current IF = ƒ (TS)
BAW56T
0 15 30 45 60 75 90 105 120 °C 150
TS
0
20
40
60
80
100
120
140
160
180
mA
220
I
F
Permissible Puls Load RthJS = ƒ (tp)
BAW56S
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tP
0
10
1
10
2
10
3
10
K/W
R
thJS
0.5
0.2
0.1
0.05
0.02
0.01
0.005
D = 0
Permissible Pulse Load
IFmax/ IFDC = ƒ (tp)
BAW56S
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tP
0
10
1
10
2
10
-
IFmax/IFDC
D = 0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
Permissible Puls Load RthJS = ƒ (tp)
BAW56U
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tP
0
10
1
10
2
10
3
10
K/W
RthJS
D=0.5
0.2
0.1
0.05
0.02
0.01
0.005
0
Jun-03-2003
7
BAW56...
Permissible Pulse Load
IFmax/ IFDC = ƒ (tp)
BAW56U
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tP
0
10
1
10
2
10
K/W
I
Fmax
/I
FDC
D=0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
Permissible Pulse Load
IFmax/ IFDC = ƒ (tp)
BAW56W
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tP
0
10
1
10
2
10
-
IFmax/IFDC
D = 0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
Permissible Puls Load RthJS = ƒ (tp)
BAW56W
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tp
0
10
1
10
2
10
3
10
K/W
R
thJS
0.5
0.2
0.1
0.05
0.02
0.01
0.005
D = 0
Permissible Puls Load RthJS = ƒ (tp)
BAW56T
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
S
tp
0
10
1
10
2
10
3
10
KW
RthJS
D=0.5
0.2
0.1
0.05
0.02
0.01
0.005
0
Jun-03-2003
8
BAW56...
Permissible Pulse Load
IFmax/ IFDC = ƒ (tp)
BAW56T
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
s
tp
0
10
1
10
2
10
I
Fmax
/ I
FDC
D=0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
