SK320B (Taiwan Semiconductor)
Surface Mount Schottky Barrier Rectifier

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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
APPLICATIONS
Switching mode power supply (SMPS)
Adapters
Lighting application
Converter
KEY PARAMETERS
PARAMETER
VALUE
UNIT
IF(AV)
VRRM
3
20 - 200
A
V
IFSM
Package
70 A
DO-214AA (SMB)
Configuration
Single Die
MECHANICAL DATA
Case: DO-214AA (SMB)
Molding compound meets UL 94V-0 flammability rating
Part no. with suffix Hmeans 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 (TA = 25°C unless otherwise noted)
PARAMETER
SYMBOL SK SK SK SK SK SK SK SK SK
32B 33B 34B 35B 36B 39B 310B 315B 320B
Marking code on the device
SK SK SK SK SK SK SK SK SK
32B 33B 34B 35B 36B 39B 310B 315B 320B
Repetitive peak reverse voltage
VRRM
20 30 40 50 60 90 100 150 200
Reverse voltage, total rms value
VR(RMS)
14 21 28 35 42 63 70 105 140
Maximum DC blocking voltage
VDC 20 30 40 50 60 90 100 150 200
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
IF(AV)
IFSM
dV/dt
3
70
10000
Junction temperature
TJ - 55 to +125
- 55 to +150
Storage temperature
TSTG
- 55 to +150
UNIT
V
V
V
A
A
V/μs
°C
°C
1 Version:N1705


SK320B (Taiwan Semiconductor)
Surface Mount Schottky Barrier Rectifier

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SK32B - SK320B
Taiwan Semiconductor
THERMAL PERFORMANCE
PARAMETER
Junction-to-lead thermal resistance
Junction-to-ambient thermal resistance
SYMBOL
RӨJL
RӨJA
LIMIT
23
63
UNIT
°C/W
°C/W
ELECTRICAL SPECIFICATIONS (TA = 25°C unless otherwise noted)
PARAMETER
CONDITIONS SYMBOL
SK32B
SK33B
SK34B
SK35B
Forward voltage per diode (1)
SK36B
SK39B
IF = 3A,TJ = 25°C
VF
SK310B
SK315B
SK320B
SK32B
SK33B
SK34B
Reverse current @ rated VR per
diode (2)
SK35B
SK36B
SK39B
TJ = 25°C
IR
SK310B
SK315B
SK320B
SK32B
SK33B
SK34B
Reverse current @ rated VR per
diode (2)
SK35B
SK36B
SK39B
TJ = 100°C
IR
SK310B
SK315B
SK320B
SK32B
SK33B
SK34B
Reverse current @ rated VR per
diode (2)
SK35B
SK36B
SK39B
TJ = 125°C
IR
SK310B
SK315B
SK320B
Notes:
1. Pulse test with PW=0.3 ms
2. Pulse test with PW=30 ms
TYP
-
-
-
-
-
-
-
-
-
-
-
-
2
MAX
0.50
0.75
0.85
0.95
0.5
0.1
10
5
-
-
-
2
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
Version:N1705


SK320B (Taiwan Semiconductor)
Surface Mount Schottky Barrier Rectifier

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SK32B - SK320B
Taiwan Semiconductor
ORDERING INFORMATION
PART NO.
PART NO.
SUFFIX
PACKING PACKING CODE
CODE
SUFFIX(*)
SK3xxB
(Note 1)
H
R5
R4
M4
G
Note:
1. "x" defines voltage from 20V (SK32B) to 200V (SK320B)
*: Optional available
PACKAGE
PACKING
SMB
SMB
SMB
850 / 7" Plastic reel
3,000 / 13" Paper reel
3,000 / 13" Plastic reel
EXAMPLE P/N
EXAMPLE P/N PART NO.
SK36BHR5G
SK36B
PART NO.
SUFFIX
H
PACKING
CODE
R5
PACKING CODE
SUFFIX
G
DESCRIPTION
AEC-Q101 qualified
Green compound
3 Version:N1705


SK320B (Taiwan Semiconductor)
Surface Mount Schottky Barrier Rectifier

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SK32B - SK320B
Taiwan Semiconductor
CHARACTERISTICS CURVES
(TA = 25°C unless otherwise noted)
Fig.1 Forward Current Derating Curve
4
3
SK35B - SK320B
Fig.2 Typical Junction Capacitance
1000
SK35B - SK36B
SK32B - SK34B
2
SK32B - SK34B
1
RESISTIVE OR
INDUCTIVELOAD
0
50 60 70 80 90 100 110 120 130 140 150
LEAD TEMPERATURE (°C)
100
SK39B - SK320B
f=1.0MHz
Vsig=50mVp-p
10
0.1 1
10
REVERSE VOLTAGE (V)
100
Fig.3 Typical Reverse Characteristics
100
SK32B-SK34B
SK35B-SK320B
10
TJ=125oC
1
0.1
0.01
TJ=25oC
TJ=75oC
0.001
0
50 100
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig.4 Typical Forward Characteristics
100 10
10 1 TJU=F1125DoLCW
0.1
1
TJ=125°C
TJ=25°C
TJ=25oC
0.01
0.1
SK32B-SK3P4uBlse width
0.001
SK35B-SK36B
0.3 0.4 0.5 0.6 0.7SK309.B8-SK03.290B 1
0.01
1.1 1.2
0 0.2 0.4 0.6 0.8 1 1.2 1.4
FORWARD VOLTAGE (V)
4 Version:N1705


SK320B (Taiwan Semiconductor)
Surface Mount Schottky Barrier Rectifier

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SK32B - SK320B
Taiwan Semiconductor
CHARACTERISTICS CURVES
(TA = 25°C unless otherwise noted)
Fig.5 Maximum Non-repetitive Forward Surge Current
Fig.6 Typical Transient Thermal Characteristics
150 100
8.3ms Single Half Sine Wave
120
10
90
60
1
30
0
1
0.1
10 100 0.01
NUMBER OF CYCLES AT 60 Hz
0.1 1 10
T-PULSE DURATION(s)
100
5 Version:N1705


SK320B (Taiwan Semiconductor)
Surface Mount Schottky Barrier Rectifier

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PACKAGE OUTLINE DIMENSIONS
DO-214AA (SMB)
SK32B - SK320B
Taiwan Semiconductor
DIM.
A
B
C
D
E
F
G
H
Unit (mm)
Min Max
1.95 2.20
4.05 4.60
3.30 3.95
1.95 2.65
0.75 1.60
5.10 5.60
0.05 0.20
0.15 0.31
Unit (inch)
Min Max
0.077 0.087
0.159 0.181
0.130 0.156
0.077 0.104
0.030 0.063
0.201 0.220
0.002 0.008
0.006 0.012
SUGGESTED PAD LAYOUT
MARKING DIAGRAM
Symbol
A
B
C
D
E
Unit (mm)
2.3
2.5
4.3
1.8
6.8
Unit (inch)
0.091
0.098
0.169
0.071
0.268
P/N = Marking Code
G = Green Compound
YW = Date Code
F = Factory Code
6 Version:N1705


SK320B (Taiwan Semiconductor)
Surface Mount Schottky Barrier Rectifier

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SK32B - SK320B
Taiwan Semiconductor
Notice
Specifications of the products displayed herein are subject to change without notice. TSC or anyone on its behalf,
assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, to
any intellectual property rights is granted by this document. Except as provided in TSC’s terms and conditions of
sale for such products, TSC assumes no liability whatsoever, and disclaims any express or implied warranty,
relating to sale and/or use of TSC products including liability or warranties relating to fitness for a particular purpose,
merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify TSC for any damages resulting from such improper use or sale.
7 Version:N1705




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