SK32B - SK320B
Taiwan Semiconductor
3A, 20V - 200V Surface Mount Schottky Barrier Rectifier
FEATURES
●
●
●
●
●
Low power loss, high efficiency
Ideal for automated placement
Guard ring for over-voltage protection
High surge current capability
Compliant to RoHS Directive 2011/65/EU and
in accordance to WEEE 2002/96/EC
● Halogen-free according to IEC 61249-2-21
KEY PARAMETERS
PARAMETER
I
F(AV)
V
RRM
I
FSM
Package
Configuration
VALUE
3
20 - 200
70
UNIT
A
V
A
DO-214AA (SMB)
Single Die
APPLICATIONS
●
●
●
●
Switching mode power supply (SMPS)
Adapters
Lighting application
Converter
MECHANICAL DATA
●
●
●
●
●
●
●
●
●
Case: DO-214AA (SMB)
Molding compound meets UL 94V-0 flammability rating
Part no. with suffix “H” means AEC-Q101 qualified
Packing code with suffix "G" means green compound
(halogen-free)
Moisture sensitivity level: level 1, per J-STD-020
Terminal: Matte tin plated leads, solderable per J-STD-002
Meet JESD 201 class 2 whisker test
Polarity: As marked
Weight: 0.1 g (approximately)
DO-214AA (SMB)
ABSOLUTE MAXIMUM RATINGS
(T
A
= 25°C unless otherwise noted)
PARAMETER
Marking code on the device
Repetitive peak reverse voltage
Reverse voltage, total rms value
Maximum DC blocking voltage
Forward current
Surge peak forward current, 8.3 ms
single half sine-wave superimposed
on rated load per diode
Critical rate of rise of off-state voltage
Junction temperature
Storage temperature
V
RRM
V
R(RMS)
V
DC
I
F(AV)
I
FSM
dV/dt
T
J
T
STG
- 55 to +125
SYMBOL
SK
32B
SK
32B
20
14
20
SK SK SK SK SK
SK
SK
SK
33B 34B 35B 36B 39B 310B 315B 320B
SK
SK
SK
SK
SK
SK
SK
SK
33B 34B 35B 36B 39B 310B 315B 320B
30
40
50
60
90
100
150
200
21
30
28
40
35
50
42
60
3
70
10000
- 55 to +150
- 55 to +150
63
90
70
100
105
150
140
200
UNIT
V
V
V
A
A
V/μs
°C
°C
1
Version:N1705
SK32B - SK320B
Taiwan Semiconductor
THERMAL PERFORMANCE
PARAMETER
Junction-to-lead thermal resistance
Junction-to-ambient thermal resistance
SYMBOL
R
ӨJL
R
ӨJA
LIMIT
23
63
UNIT
°C/W
°C/W
ELECTRICAL SPECIFICATIONS
(T
A
= 25°C unless otherwise noted)
PARAMETER
SK32B
SK33B
SK34B
SK35B
Forward voltage per diode
(1)
CONDITIONS
SYMBOL
TYP
-
MAX
0.50
UNIT
V
V
V
V
V
V
V
V
V
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
SK36B
SK39B
SK310B
SK315B
SK320B
SK32B
SK33B
SK34B
SK35B
SK36B
SK39B
SK310B
SK315B
SK320B
SK32B
SK33B
SK34B
SK35B
SK36B
SK39B
SK310B
SK315B
SK320B
SK32B
SK33B
SK34B
SK35B
SK36B
SK39B
SK310B
SK315B
SK320B
I
F
= 3A,T
J
= 25°C
V
F
-
-
-
0.75
0.85
0.95
-
T
J
= 25°C
I
R
0.5
Reverse current @ rated V
R
per
diode
(2)
-
0.1
-
10
Reverse current @ rated V
R
per
diode
(2)
T
J
= 100°C
I
R
-
5
-
-
-
-
Reverse current @ rated V
R
per
diode
(2)
T
J
= 125°C
I
R
-
-
-
2
Notes:
1. Pulse test with PW=0.3 ms
2. Pulse test with PW=30 ms
2
Version:N1705
SK32B - SK320B
Taiwan Semiconductor
CHARACTERISTICS CURVES
(T
A
= 25°C unless otherwise noted)
Fig.1 Forward Current Derating Curve
4
AVERAGE FORWARD CURRENT (A)
1000
Fig.2 Typical Junction Capacitance
SK32B - SK34B
3
SK35B - SK36B
CAPACITANCE (pF)
SK35B - SK320B
2
SK32B - SK34B
1
RESISTIVE OR
INDUCTIVELOAD
0
50
60
70
80
90
100 110 120 130 140 150
100
SK39B - SK320B
10
0.1
f=1.0MHz
Vsig=50mVp-p
1
10
100
LEAD TEMPERATURE (
°
C)
REVERSE VOLTAGE (V)
Fig.3 Typical Reverse Characteristics
INSTANTANEOUS REVERSE CURRENT (mA)
INSTANTANEOUS FORWARD CURRENT (A)
100
100
10
Fig.4 Typical Forward Characteristics
SK32B-SK34B
SK35B-SK320B
10
T
J
=125
o
C
10 1
UF1DLW
T
J
=125
o
C
T
J
=125°C
1
1
0.1
T
J
=25
o
C
0.01
0.1
0.001
0.01
0
0.3
0.4
0.2
0.5
0.4
0.6
0.6
Pulse
SK32B-SK34B
width
SK35B-SK36B
SK39B-SK320B
0.7
0.8
0.9
1
1.1
0.8
1
1.2
1.4
T
J
=25
o
C
0.01
T
J
=75
o
C
0.001
0
50
100
1.2
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
FORWARD VOLTAGE (V)
4
Version:N1705
(A)
0.1
T
J
=25°C
SK32B - SK320B
Taiwan Semiconductor
CHARACTERISTICS CURVES
(T
A
= 25°C unless otherwise noted)
Fig.5 Maximum Non-repetitive Forward Surge Current
PEAK FORWARD SURGE CURRENT(A)
TRANSIENT THERMAL IMPEDANCE (°C/W)
150
Fig.6 Typical Transient Thermal Characteristics
100
8.3ms Single Half Sine Wave
120
90
60
30
0
1
10
100
10
1
0.1
0.01
0.1
1
T-PULSE DURATION(s)
10
100
NUMBER OF CYCLES AT 60 Hz
5
Version:N1705
Suggestions & Announcements
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