SSA34 [VISHAY]
High-Current Density Surface Mount Schottky Rectifier; 高电流密度表面贴装肖特基整流器
| 型号： | SSA34 |
| 厂家： | 
VISHAY |
| 描述： | High-Current Density Surface Mount Schottky Rectifier |
| 文件： | 总2页 (文件大小：58K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SSA33L and SSA34
New Product
Vishay Semiconductors
formerly General Semiconductor
High-Current Density Surface Mount Schottky Rectifier
Reverse Voltage 30 & 40V
Forward Current 3.0A
DO-214AC (SMA)
Cathode Band
0.065 (1.65)
0.049 (1.25)
Mounting Pad Layout
0.110 (2.79)
0.100 (2.54)
0.066 MIN.
(1.68 MIN.)
0.074 MAX.
(1.88 MAX.)
0.177 (4.50)
0.157 (3.99)
0.012 (0.305)
0.006 (0.152)
0.060 MIN.
(1.52 MIN.)
0.208
(5.28) REF
0.090 (2.29)
0.078 (1.98)
Dimensions in inches
and (millimeters)
0.130 (3.30)
0.106 (2.70)
0.008 (0.2)
0.060 (1.52)
0.030 (0.76)
0 (0)
0.208 (5.28)
0.194 (4.93)
Features
• Low power loss, high efficiency
• Low profile surface mount package
• Built-in strain relief
• For use in low voltage high frequency inverters, free
wheeling, and polarity protection applications
• Guardring for overvoltage protection
Mechanical Data
Case: JEDEC DO-214AC molded plastic body
Terminals: Solder plated, solderable per
MIL-STD750, Method 2026
High temperature soldering guaranteed:
250°C/10 seconds at terminals
Polarity: Color band denotes cathode end
Weight: 0.002 ounce, 0.064 gram
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Maximum Ratings and Thermal Characteristics(TA = 25°C unless otherwise noted)
Parameter
Symbol
SSA33L
33L
30
SSA34
S34
40
Unit
V
Device marking code
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
VRRM
VRMS
VDC
V
21
28
V
30
40
V
Maximum average forward rectified current
IF(AV)
IFSM
3.0
75
A
A
at TL (See Fig. 1)
Peak forward surge current 8.3ms single half
sine-wave superimposed on rated load (JEDEC Method)
RΘJA
RΘJL
110
28
Typical thermal resistance (2)
°C/W
Voltage rate of change (rated VR)
Operating junction temperature range
Storage temperature range
dv/dt
TJ
10,000
V/µs
°C
-65 to +150
-65 to +150
TSTG
°C
Electrical Characteristics (TA = 25°C unless otherwise noted)
Parameter
Symbol
Typ.
Max.
Typ.
Max.
Unit
Maximum instantaneous
0.43
0.34
0.45
0.38
0.46
0.38
0.49
0.42
V
TJ=25°C
VF
forward voltage at 3.0A(1)
TJ=125°C
Maximum DC reverse current
at rated DC blocking voltage (1)
TJ=25°C
TJ=125°C
–
20
0.5
35
–
17
0.2
30
IR
mA
Notes: (1) Pulse test: 300µs pulse width, 1% duty cycle
(2) Aluminum substrate mounted
Document Number 88883
16-Jun-04
www.vishay.com
1
SSA33L and SSA34
Vishay Semiconductors
formerly General Semiconductor
Ratings and
Characteristic Curves (TA = 25°C unless otherwise noted)
Fig. 2 – Maximum Non-Repetitive
Peak Forward Surge Current
Fig. 1 – Forward Current
Derating Curve
3.5
80
60
40
3.0
2.5
2.0
1.5
1.0
20
0
0.5
SSA33L
SSA34
0
0
0
1
25
75
100
125
150
50
1
10
100
Lead Temperature (°C)
Number of Cycles at 60 HZ
Fig. 3 – Typical Instantaneous
Forward Characteristics
Fig. 4 – Typical Reverse
Characteristics
100
10
100
10
TJ = 150°C
TJ = 150°C
TJ = 125°C
1
1
0.1
TJ = 25°C
0.1
SSA33L
SSA34
0.01
0.001
TJ = 25°C
SSA33L
SSA34
TJ = 125°C
0.01
0
20
40
60
80
100
0.2
0.4
0.6
0.8
1.0
Instantaneous Forward Voltage (V)
Percent of Rated Peak Reverse Voltage (%)
Fig. 5 – Typical Junction
Capacitance
1000
TJ = 25°C
f = 1.0 MHZ
Vsig = 50mVp-p
100
SSA33L
SSA34
10
10
100
Reverse Voltage (V)
www.vishay.com
2
Document Number 88883
16-Jun-04
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