PA847C04
(40A)
Schottky barrier diode
Major characteristics
Characteristics
PA847C04
Units Condition
V
RRM
V
F
I
O
45
0.38
40
V
V
A
2.2
1.6
15.5
Max.
13.0
10.0
(45V / 40A )
Outline drawings, mm
Ø3.2
±0.1
5.0
±0.1
4.5
±0.2
2.0
7.2
±0.1
Tj=125°C, typ
15
±0.2
1
2
3
3.0
±0.2
1.6
1.1
5.45 5.45
14.5
±0.2
1.5
19.5
±0.2
0.5
1.5
Features
Low V
F
Optimized for 3.3V
5V output application
Center tap connection
Applications
High frequency operation
DC-DC converters
AC adapter
Package : TO-3P
Connection diagram
1
2
3
Maximum ratings and characteristics
Absolute maximum ratings
Item
Repetitive peak surge reverse voltage
Repetitive peak reverse voltage
Average output current
Non-repetitive surge current
Operating junction temperature
Storage temperature
Symbol
V
RSM
V
RRM
I
o
I
FSM
T
j
T
stg
Square wave, duty=
1/2
Tc=102°C
Sine wave
10ms, 1shot
Conditions
tw=500ns, duty=1/40
Rating
45
45
40 *
250
+150
-40 to +150
Unit
V
V
A
A
°C
°C
*
Average output current at centertap full wave connection
Electrical characteristics (Tc=25°C Unless otherwise specified )
Item
Forward voltage drop
Reverse current
Symbol
V
F
I
R
Conditions
I
FM
=16A
V
R
=V
RRM
Max.
0.55
8.0
Unit
V
mA
Electrical characteristics (Tc=25°C Unless otherwise specified )
Item
Thermal resistance
Symbol
Rth(j-c)
Condition
Junction to case
Max.
1.2
Unit
°C/W
(45V / 40A )
Characteristics
Forward Characteristic (typ.)
100
10
3
PA847C04 (40A)
Reverse Characteristic (typ.)
Tj=150°C
Tj=125°C
Tj=100°C
1
10
2
10
(mA)
Tj=125°C
Tj=100°C
Tj=25°C
IF Forward Current (A)
Reverse Current
Tj=150°C
10
10
0
1
Tj= 25°C
IR
0.1
0.0
10
-1
10
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
-2
0
10
20
30
40
50
VF Forward Voltage (V)
VR
Reverse Voltage
(V)
Forward Power Dissipation
30
Io
Reverse Power Dissipation
45
40
360°
DC
(W)
λ
360°
(W)
25
35
30
25
20
15
10
5
0
V
R
α
Forward Power Dissipation
20
Square wave
λ
=60°
Square wave
λ
=120°
15
Sine wave
λ
=180°
Square wave
λ
=180°
DC
10
Reverse Power Dissipation
α
=180°
WF
Per 1element
0
0
5
10
15
20
25
0
5
10
15
20
25
30
35
40
45
50
Io
Average Forward Current
(A)
PR
5
VR
Reverse Voltage
(V)
Current Derating (Io-Tc)
160
150
140
10000
Junction Capacitance Characteristic (typ.)
(°C)
130
120
110
100
90
80
70
60
50
0
10
20
30
40
50
60
360°
λ
Io
VR=30V
DC
Sine wave
λ
=180°
Square wave
λ
=180°
Square wave
λ
=120°
Junction Capacitance (pF)
Cj
Case Temperature
1000
Tc
Square wave
λ
=60°
100
10
100
Io
Average Output Current
(A)
VR
Reverse Voltage (V)
λ
:Conduction angle of forward current for each rectifier element
Io:Output current of center-tap full wave connection
(45V / 40A )
Surge Capability
1000
PA847C04 (40A)
Peak Half - Wave Current
IFSM
(A)
100
10
1
10
100
Number of Cycles at 50Hz
Transient Thermal Impedance
10
1
(°C/W)
Transient Thermal Impedance
10
0
10
-1
10
-2
10
-3
10
-2
10
-1
10
0
10
1
10
2
t
Time
(sec)
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