Suppressor Diode. SMAJ45A-Q Datasheet

SMAJ45A-Q Diode. Datasheet pdf. Equivalent

Part SMAJ45A-Q
Description Transient Voltage Suppressor Diode
Feature *RoHS COMPLIANT Features ■ Surface Mount SMA package ■ Standoff Voltage: 8.5 to 58 volts ■ Power Di.
Manufacture BOURNS
Datasheet
Download SMAJ45A-Q Datasheet




SMAJ45A-Q
Features
Surface Mount SMA package
Standoff Voltage: 8.5 to 58 volts
Power Dissipation: 400 watts
RoHS compliant*
AEC-Q101 compliant**
Applications
Protection of power buses
Protection of I/O interfaces
Overvoltage transient protection
Telecom, computer, industrial and
consumer electronics applications
SMAJ-Q Transient Voltage Suppressor Diode Series
General Information
Bourns offers Transient Voltage Suppressor Diodes for surge and ESD protection applications, in compact chip package DO-214AC (SMA)
size format. The Transient Voltage Suppressor series offers a choice of Working Peak Reverse Voltage from 8.5 V up to 58 V. Typical fast
response times are less than 1.0 picosecond from 0 V to Breakdown Voltage.
Bourns®
minimizes roll away.
Electrical Characteristics (@ TA = 25 °C Unless Otherwise Noted)
Parameter
Minimum Peak Pulse Power Dissipation (TP = 1 ms) (Note 1,2)
Peak Forward Surge Current
8.3 ms Single Half Sine Wave Superimposed on Rated Load
(JEDEC Method) (Note 3)
Operating Temperature Range
Storage Temperature Range
Symbol
PPK
IFSM
TJ
TSTG
Value
400
40
-55 to +150
-55 to +150
1. Non-repetitive current pulse, per Pulse Waveform graph and derated above TA = 25 °C per Pulse Derating Curve.
2. Mounted on 5.0 mm2 (0.03 mm thick) copper pads to each terminal.
3. 8.3 ms Single Half-Sine Wave duty cycle = 4 pulses maximum per minute (unidirectional units only).
Unit
Watts
Amps
°C
°C
Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 520 390 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
**”Q” part number suffix indicates AEC-Q101 compliance.
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.



SMAJ45A-Q
SMAJ-Q Transient Voltage Suppressor Diode Series
Electrical Characteristics (@ TA = 25 °C Unless Otherwise Noted)
Unidirectional Device
Bidirectional Device
Part No.
SMAJ12A-Q
SMAJ13A-Q
SMAJ14A-Q
SMAJ15A-Q
SMAJ16A-Q
SMAJ17A-Q
SMAJ18A-Q
SMAJ20A-Q
SMAJ22A-Q
SMAJ24A-Q
SMAJ26A-Q
SMAJ28A-Q
SMAJ30A-Q
SMAJ33A-Q
SMAJ36A-Q
SMAJ40A-Q
SMAJ43A-Q
SMAJ45A-Q
SMAJ48A-Q
SMAJ51A-Q
SMAJ54A-Q
SMAJ58A-Q
Marking
IEQ
IGQ
IKQ
IMQ
IPQ
IRQ
ITQ
IVQ
IXQ
IZQ
JEQ
JGQ
JKQ
JMQ
JPQ
JRQ
JTQ
JVQ
JXQ
JZQ
REQ
RGQ
Part No.
SMAJ8.5CA-Q
SMAJ12CA-Q
SMAJ13CA-Q
SMAJ14CA-Q
SMAJ15CA-Q
SMAJ16CA-Q
SMAJ17CA-Q
SMAJ18CA-Q
SMAJ20CA-Q
SMAJ22CA-Q
SMAJ24CA-Q
SMAJ26CA-Q
SMAJ28CA-Q
SMAJ30CA-Q
SMAJ33CA-Q
SMAJ36CA-Q
SMAJ40CA-Q
SMAJ43CA-Q
SMAJ45CA-Q
SMAJ48CA-Q
SMAJ51CA-Q
SMAJ54CA-Q
SMAJ58CA-Q
Marking
TTQ
UEQ
UGQ
UKQ
UMQ
UPQ
URQ
UTQ
UVQ
UXQ
UZQ
VEQ
VGQ
VKQ
VMQ
VPQ
VRQ
VTQ
VVQ
VXQ
VZQ
WEQ
WGQ
Breakdown Voltage
VBR (Volts)
Min.
9.44
13.3
14.4
15.6
16.7
17.8
18.9
20.0
22.2
24.4
26.7
28.9
31.1
33.3
36.7
40.0
44.4
47.8
50.0
53.3
56.7
60.0
64.4
Max.
10.4
14.7
15.9
17.2
18.5
19.7
20.9
22.1
24.5
26.9
29.5
31.9
34.4
36.8
40.6
44.2
49.1
52.8
55.3
58.9
62.7
66.3
71.2
@ IT (mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Working
Peak
Reverse
Voltage
VRWM (V)
8.5
12
13
14
15
16
17
18
20
22
24
26
28
30
33
36
40
43
45
48
51
54
58
Notes: 1.
2.
denotes a 5 % tolerance unidirectional device.
denotes a 5 % tolerance bidirectional device.
Maximum
Reverse
Leakage
@ VRWM
IR (μA)
20.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Maximum
Reverse
Voltage
@ IRSM
VRSM (V)
14.4
19.9
21.5
23.2
24.4
26.0
27.6
29.2
32.4
35.5
38.9
42.1
45.4
48.4
53.3
58.1
64.5
69.4
72.7
77.4
82.4
87.1
93.6
Maximum
Reverse
Surge
Current
IRSM (A)
27.8
20.1
18.6
17.2
16.4
15.3
14.5
13.7
12.3
11.3
10.3
9.5
8.8
8.3
7.5
6.9
6.2
5.8
5.5
5.2
4.9
4.6
4.3
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.







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