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Battery Backup Switching :
132 products
IMAGE PART NO. PRICE QUANTITY STOCK MANUFACTURE DESCRIPTION Type Mounting Style Package / Case Maximum Operating Temperature Series Packaging Supply Voltage - Max Battery Backup Switching Output Type Threshold Voltage Number of Inputs Monitored Manual Reset Quiescent Current
TC54VC4502ECB713
1+
$0.640
10+
$0.530
25+
$0.440
100+
$0.400
3000+
$0.400
RFQ
4,547
In-stock
Microchip Technology Supervisory Circuits 4.5vVtg Det 2% Tol. Voltage Detectors SMD/SMT SOT-23A-3 + 85 C TC54 Reel 10 V No Backup Active Low, Push-Pull 4.5 V 1 Input No Manual Reset  
TS831-4IDT
1+
$0.470
10+
$0.387
100+
$0.236
1000+
$0.182
2500+
$0.156
RFQ
5,244
In-stock
STMicroelectronics Supervisory Circuits 4.50V Micropower AL Voltage Supervisory SMD/SMT SO-8 + 125 C TS831 Reel 5.5 V No Backup Open Collector / Drain 4.5 V 1 Input No Manual Reset  
NCP300HSN45T1G
1+
$0.530
10+
$0.434
100+
$0.265
1000+
$0.205
3000+
$0.174
RFQ
4,225
In-stock
onsemi Supervisory Circuits 4.5V Detector w/Reset High Voltage Detectors SMD/SMT SOT-23-5 Thin (TSOP-5) + 125 C NCP300 Reel 10 V Backup Active High, CMOS 4.5 V 1 Input No Manual Reset  
NCP301LSN45T1G
1+
$0.470
10+
$0.387
100+
$0.236
1000+
$0.182
3000+
$0.156
RFQ
1,145
In-stock
onsemi Supervisory Circuits 4.5V Detector w/Reset Low Voltage Detectors SMD/SMT SOT-23-5 Thin (TSOP-5) + 125 C NCP301 Reel 10 V Backup Active Low, Open Drain 4.5 V 1 Input No Manual Reset  
NCP302HSN45T1G
1+
$0.530
10+
$0.434
100+
$0.265
1000+
$0.205
3000+
$0.174
RFQ
3,158
In-stock
onsemi Supervisory Circuits 4.5V Detector w/Reset Hgh Voltage Detectors SMD/SMT SOT-23-5 Thin (TSOP-5) + 125 C NCP302 Reel 10 V Backup Active High, CMOS 4.5 V 1 Input No Manual Reset  
NCP300LSN45T1G
1+
$0.530
10+
$0.434
100+
$0.265
1000+
$0.205
3000+
$0.174
RFQ
3,549
In-stock
onsemi Supervisory Circuits 4.5V Detector w/Reset Low Voltage Detectors SMD/SMT SOT-23-5 Thin (TSOP-5) + 125 C NCP300 Reel 10 V Backup Active Low, CMOS 4.5 V 1 Input No Manual Reset  
Default Photo
1+
$0.530
10+
$0.434
100+
$0.265
1000+
$0.205
3000+
$0.174
RFQ
2,753
In-stock
onsemi Supervisory Circuits 4.5V Detector w/Reset Low Voltage Detectors SMD/SMT SC-82AB-4 + 85 C NCP304 Reel 10 V Backup Active Low, CMOS 4.5 V 1 Input No Manual Reset  
NCP302LSN45T1G
1+
$0.470
10+
$0.387
100+
$0.236
1000+
$0.182
3000+
$0.156
RFQ
720
In-stock
onsemi Supervisory Circuits 4.5V Detector w/Reset Low Voltage Detectors SMD/SMT SOT-23-5 Thin (TSOP-5) + 125 C NCP302 Reel 10 V Backup Active Low, CMOS 4.5 V 1 Input No Manual Reset  
Default Photo
1+
$0.530
10+
$0.434
100+
$0.265
1000+
$0.205
3000+
$0.174
RFQ
714
In-stock
onsemi Supervisory Circuits 4.5V Detector w/Reset Low Voltage Detectors SMD/SMT SC-82AB-4 + 85 C NCP305 Reel 10 V Backup Active Low, Open Drain 4.5 V 1 Input No Manual Reset  
BD4745G-TR
1+
$0.640
10+
$0.531
100+
$0.324
1000+
$0.250
3000+
$0.214
RFQ
3,474
In-stock
ROHM Semiconductor Supervisory Circuits RESET DETEC VOLT 4.5V Voltage Detectors SMD/SMT SSOP-5 + 75 C BD47 Reel 0.85 V No Backup Open Collectors 4.5 V 1 Input No Manual Reset  
Default Photo
1+
$0.900
10+
$0.720
100+
$0.500
500+
$0.490
3000+
$0.332
RFQ
2,299
In-stock
SII Semiconductor Supervisory Circuits 4.5V 1.3uA N-Ch Open Voltage Detectors SMD/SMT SOT-23-5 + 85 C S-T111 Series Reel 10 V No Backup Active Low, Open Drain 4.5 V 1 Input No Manual Reset  
BD45455G-TR
1+
$0.660
10+
$0.546
100+
$0.352
1000+
$0.282
3000+
$0.238
RFQ
2,390
In-stock
ROHM Semiconductor Supervisory Circuits RESET DETEC VOLT 4.5V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD45 Reel 10 V No Backup Open Drain 4.5 V 1 Input Manual Reset  
Default Photo
1+
$0.900
10+
$0.720
100+
$0.500
500+
$0.490
3000+
$0.332
RFQ
746
In-stock
SII Semiconductor Supervisory Circuits 4.5V 0.9uA N-Ch Open Voltage Detectors SMD/SMT SOT-23-5 + 85 C S-T111 Series Reel 10 V No Backup Active Low, Open Drain 4.5 V 1 Input No Manual Reset  
BD5245G-TR
1+
$0.490
10+
$0.369
100+
$0.200
1000+
$0.150
3000+
$0.130
RFQ
3,602
In-stock
ROHM Semiconductor Supervisory Circuits CMOS DETEC VOLT 4.5V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD52 Reel 10 V No Backup Open Drain 4.5 V 1 Input No Manual Reset  
BD45451G-TR
1+
$0.660
10+
$0.546
100+
$0.352
1000+
$0.282
3000+
$0.238
RFQ
702
In-stock
ROHM Semiconductor Supervisory Circuits RESET DETEC VOLT 4.5V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD45 Reel 10 V No Backup Open Drain 4.5 V 1 Input Manual Reset  
Default Photo
1+
$0.900
10+
$0.720
100+
$0.500
500+
$0.490
1000+
$0.375
RFQ
536
In-stock
SII Semiconductor Supervisory Circuits 4.5V 0.9uA N-Ch Open Voltage Detectors SMD/SMT SOT-89-3 + 85 C S-T111 Series Reel 10 V No Backup Active Low, Open Drain 4.5 V 1 Input No Manual Reset  
BD4845G-TR
1+
$0.500
10+
$0.381
100+
$0.207
1000+
$0.155
3000+
$0.134
RFQ
4,308
In-stock
ROHM Semiconductor Supervisory Circuits CMOS DETEC VOLT 4.5V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD48 Reel 10 V No Backup Open Drain 4.5 V 1 Input No Manual Reset  
RN5VD45AA-TR-FE
1+
$0.740
10+
$0.574
100+
$0.436
500+
$0.371
3000+
$0.261
RFQ
977
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector w/output delay Voltage Detectors SMD/SMT SOT-23-5 + 85 C RN5VD Reel 10 V Backup CMOS, Open Drain 4.5 V 1 Input No Manual Reset  
BU4845G-TR
1+
$0.440
10+
$0.365
100+
$0.223
1000+
$0.172
3000+
$0.147
RFQ
2,639
In-stock
ROHM Semiconductor Supervisory Circuits VOLT DETECT .9V-4.8V 5PIN Voltage Detectors SMD/SMT SSOP-5 + 125 C BU4845G Reel 7 V No Backup Open Drain 4.5 V 1 Input No Manual Reset  
R3111H451A-T1-FE
1+
$0.740
10+
$0.574
100+
$0.436
500+
$0.371
1000+
$0.297
RFQ
1,100
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector Voltage Supervisory SMD/SMT SOT-89-3 + 85 C R3111H Reel 10 V Backup CMOS, Open Drain 4.5 V 1 Input No Manual Reset  
BD45452G-TR
1+
$0.660
10+
$0.546
100+
$0.352
1000+
$0.282
3000+
$0.238
RFQ
2,738
In-stock
ROHM Semiconductor Supervisory Circuits RESET DETEC VOLT 4.5V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD45 Reel - No Backup Open Drain 4.5 V 1 Input No Manual Reset 850 nA
R3117N451A-TR-FE
1+
$0.650
10+
$0.511
100+
$0.387
500+
$0.330
3000+
$0.232
RFQ
3,000
In-stock
Ricoh Electronic Supervisory Circuits Voltage Detector with SENSE pin Voltage Supervisory SMD/SMT SOT-23-5 + 105 C R3117N Reel 6 V Backup CMOS, Open Drain 4.5 V 1 Input No Manual Reset  
BD4945G-TR
1+
$0.500
10+
$0.381
100+
$0.207
1000+
$0.155
3000+
$0.134
RFQ
2,875
In-stock
ROHM Semiconductor Supervisory Circuits CMOS DETEC VOLT 4.5V Voltage Monitors SMD/SMT SSOP-5 + 105 C BD49 Reel - No Backup CMOS 4.5 V 1 Input No Manual Reset 850 nA
BD4845FVE-TR
1+
$0.460
10+
$0.380
100+
$0.232
1000+
$0.179
3000+
$0.153
RFQ
2,370
In-stock
ROHM Semiconductor Supervisory Circuits CMOS DETEC VOLT 4.5V Voltage Monitors SMD/SMT VSOF-5 + 105 C BD48 Reel - No Backup Open Drain 4.5 V 1 Input No Manual Reset 850 nA
AZ7045RTR-G1
1+
$0.450
10+
$0.310
100+
$0.143
1000+
$0.110
2000+
$0.093
RFQ
2,000
In-stock
Diodes Incorporated Supervisory Circuits Voltage Detector IC 300uA 30uA 0.8V 50mV Voltage Detectors SMD/SMT SOT-89-3 + 85 C AZ7045 Reel 18 V Backup Open Collectors 4.5 V   No Manual Reset  
BD49K45G-TL
1+
$0.410
10+
$0.311
100+
$0.168
1000+
$0.126
3000+
$0.109
RFQ
3,079
In-stock
ROHM Semiconductor Supervisory Circuits Volt Sup Det 2.3-6V Voltage Detectors SMD/SMT SOT-23-3 + 105 C BD49 Reel 6 V     4.5 V 1 Input    
BU4245FVE-TR
1+
$0.640
10+
$0.528
100+
$0.322
1000+
$0.249
3000+
$0.212
RFQ
2,470
In-stock
ROHM Semiconductor Supervisory Circuits LOW VOLT DETECT VOLT 4.7V Voltage Detectors SMD/SMT HVSOF-5 + 125 C BU42 Reel 7 V No Backup Open Drain 4.5 V 1 Input No Manual Reset  
R3111N451C-TR-FE
1+
$0.680
10+
$0.505
100+
$0.375
500+
$0.318
3000+
$0.217
RFQ
3,000
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector   SMD/SMT   + 85 C R3111N Reel   No Backup Active Low, CMOS 4.5 V 1 Input No Manual Reset  
BD5345FVE-TR
1+
$0.490
10+
$0.401
100+
$0.245
1000+
$0.189
3000+
$0.161
RFQ
473
In-stock
ROHM Semiconductor Supervisory Circuits CMOS DETEC VOLT 4.5V Voltage Detectors SMD/SMT HVSOF-5 + 105 C BD53 Reel 10 V No Backup CMOS 4.5 V 1 Input No Manual Reset  
BU4245G-TR
1+
$0.490
10+
$0.401
100+
$0.245
1000+
$0.189
3000+
$0.161
RFQ
844
In-stock
ROHM Semiconductor Supervisory Circuits CMOS LOW VOLT DETEC Voltage Detectors SMD/SMT SSOP-5 + 125 C BU42 Reel 7 V No Backup Open Drain 4.5 V 1 Input No Manual Reset  
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