Document
SK32A – SK320A
Taiwan Semiconductor
3A, 20V - 200V Schottky Barrier Surface Mount Rectifier
FEATURES
● Low power loss, high efficiency ● Ideal for automated placement ● Guard ring for over-voltage protection ● High surge current capability ● Moisture sensitivity level: level 1, per J-STD-020 ● RoHS Compliant ● Halogen-free according to IEC 61249-2-21
APPLICATIONS
● Switching mode power supply (SMPS) ● Adapters ● Lighting application ● Converter
KEY PARAMETERS
PARAMETER VALUE UNIT
IF VRRM IFSM TJ MAX Package
3
A
20 - 200
V
70
A
150
°C
DO-214AC (SMA)
Configuration
Single die
MECHANICAL DATA
● Case: DO-214AC (SMA) ● Molding compound meets UL 94V-0 flammability rating ● Terminal: Matte tin plated leads, solderable per J-STD-002 ● Meet JESD 201 class 2 whisker test ● Polarity: Indicated by cathode band ● Weight: 0.070g (approximately)
DO-214AC (SMA)
ABSOLUTE MAXIMUM RATINGS (TA = 25°C unless otherwise noted)
PARAMETER
Marking code on the device
Repetitive peak reverse voltage Reverse voltage, total rms value
SK SK SK SK SK SK SK SK SK
SYMBOL
UNIT
32A 33A 34A 35A 36A 39A 310A 315A 320A
SK SK SK SK SK SK SK SK SK
32A 33A 34A 35A 36A 39A 310A 315A 320A
VRRM
20 30 40 50 60 90 100 150 200 V
VR(RMS) 14 21 28 35 42 63 70 105 140
V
Forward current
Surge peak forward current, 8.3ms single half sine-wave superimposed on rated load Critical rate of rise of off-state voltage
IF IFSM dV/dt
3 70 10,000
A A V/µ s
Junction temperature
TJ
- 55 to +150
°C
Storage temperature
TSTG
- 55 to +150
°C
1
Version: V2102
SK32A – SK320A
Taiwan Semiconductor
THERMAL PERFORMANCE
PARAMETER Junction-to-lead thermal resistance Junction-to-ambient thermal resistance
SYMBOL RӨJL RӨJA
TYP 25 66
UNIT °C/W °C/W
ELECTRICAL SPECIFICATIONS (TA = 25°C unless otherwise noted)
PARAMETER
CONDITIONS
SYMBOL
SK32A
SK33A
SK34A
Forward voltage(1)
SK35A
SK36A IF = 3A, TJ = 25°C
VF
SK39A
SK310A
SK315A
SK320A
SK32A
SK33A
SK34A
SK35A
Reverse current @ rated VR(2) SK36A TJ = 25°C
IR
SK39A
SK310A
SK315A
SK320A
SK32A
SK33A
SK34A
SK35A
Reverse current @ rated VR(2) SK36A TJ = 100°C
IR
SK39A
SK310A
SK315A
SK320A
SK32A
SK33A
SK34A
SK35A
Reverse current @ rated VR(2) SK36A TJ = 125°C
IR
SK39A
SK310A
SK315A
SK320A
Notes:
1. Pulse test with PW = 0.3ms
2. Pulse test with PW = 30ms
TYP -
-
-
MAX 0.55
UNIT V
0.72
V
0.85
V
0.95
V
0.5
mA
0.2
mA
0.1
mA
10
mA
5
mA
-
mA
-
mA
10
mA
0.5
mA
ORDERING INFORMATION
ORDERING CODE(1)
PACKAGE
SK3xA
DO-214AC (SMA)
Notes: 1. “x” defines voltage from 20V(SK32A) to 200V(SK320A)
PACKING 7,500 / Tape & Reel
2
Version: V2102
SK32A – SK320A
Taiwan Semiconductor
CHARACTERISTICS CURVES
(TA = 25°C unless otherwise noted) Fig.1 Forward Current Derating Curve
4
3
Fig.2 Typical Junction Capacitance
1000 SK35A - SK36A
SK32A - SK34A
CAPACITANCE (pF)
AVERAGE FORWARD CURRENT (A)
(A )
INSTANTANEOUS REVERSE CURRENT (mA)
2
1
0 25
50
75
100
125
150
LEAD .