Build a global manufacturer and supplier trusted trading platform.
Battery Backup Switching :
182 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
NCP301LSN42T1G
1+
$0.530
10+
$0.434
100+
$0.265
1000+
$0.205
3000+
$0.174
RFQ
2,803
In-stock
onsemi Supervisory Circuits 4.2V Detector w/Reset Low Voltage Detectors SMD/SMT SOT-23-5 + 125 C NCP301 Reel 10 V     4.2 V 1 Input No Manual Reset  
Default Photo
1+
$0.530
10+
$0.434
100+
$0.265
1000+
$0.205
3000+
$0.174
RFQ
2,668
In-stock
onsemi Supervisory Circuits 4.2V Detector w/Reset Low Voltage Detectors SMD/SMT SC-82AB-4 + 85 C NCP304 Reel 10 V Backup Active Low, CMOS 4.2 V 1 Input No Manual Reset  
Default Photo
1+
$0.900
10+
$0.720
100+
$0.500
500+
$0.490
3000+
$0.332
RFQ
2,998
In-stock
SII Semiconductor Supervisory Circuits 4.2V 1.2uA N-Ch Open Voltage Detectors SMD/SMT SOT-23-5 + 85 C S-T111 Series Reel 10 V     4.2 V 1 Input No Manual Reset  
BD4742G-TR
1+
$0.640
10+
$0.531
100+
$0.324
1000+
$0.250
3000+
$0.214
RFQ
4,957
In-stock
ROHM Semiconductor Supervisory Circuits RESET DETEC VOLT 4.2V Voltage Detectors SMD/SMT SSOP-5 + 75 C BD47 Reel 0.85 V No Backup Open Collectors 4.2 V 1 Input No Manual Reset  
BD45425G-TR
1+
$0.660
10+
$0.546
100+
$0.352
1000+
$0.282
3000+
$0.238
RFQ
4,545
In-stock
ROHM Semiconductor Supervisory Circuits RESET DETEC VOLT 4.2V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD45 Reel 10 V No Backup Open Drain 4.2 V 1 Input Manual Reset  
BD4842G-TR
1+
$0.500
10+
$0.381
100+
$0.207
1000+
$0.155
3000+
$0.134
RFQ
4,437
In-stock
ROHM Semiconductor Supervisory Circuits CMOS DETEC VOLT 4.2V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD48 Reel 10 V No Backup Open Drain 4.2 V 1 Input No Manual Reset  
BD5342G-TR
1+
$0.490
10+
$0.401
100+
$0.245
1000+
$0.189
3000+
$0.161
RFQ
2,837
In-stock
ROHM Semiconductor Supervisory Circuits CMOS DETEC VOLT 4.2V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD53 Reel 10 V No Backup CMOS 4.2 V 1 Input No Manual Reset  
BD45421G-TR
1+
$0.750
10+
$0.624
100+
$0.402
1000+
$0.322
3000+
$0.272
RFQ
2,439
In-stock
ROHM Semiconductor Supervisory Circuits RESET DETEC VOLT 4.2V Voltage Detectors SMD/SMT SSOP-5 + 105 C BD45 Reel - No Backup Open Drain 4.2 V 1 Input No Manual Reset 800 nA
RN5VD42AA-TR-FE
1+
$0.740
10+
$0.574
100+
$0.436
500+
$0.371
3000+
$0.261
RFQ
1,990
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 4.2 V 1 Input No Manual Reset  
BU4942FVE-TR
1+
$0.550
10+
$0.455
100+
$0.278
1000+
$0.215
3000+
$0.183
RFQ
2,865
In-stock
ROHM Semiconductor Supervisory Circuits IC CMOS VOLT DETECT Voltage Detectors SMD/SMT VSOF-5 + 125 C BU4942FVE Reel 7 V No Backup CMOS 4.2 V 1 Input No Manual Reset 0.5 uA
BD4842FVE-TR
1+
$0.550
10+
$0.455
100+
$0.278
1000+
$0.215
3000+
$0.183
RFQ
2,800
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 4.2 V 1 Input No Manual Reset 800 nA
BU4842F-TR
1+
$0.550
10+
$0.455
100+
$0.278
1000+
$0.215
3000+
$0.183
RFQ
2,606
In-stock
ROHM Semiconductor Supervisory Circuits IC CMOS VOLT DETECT Voltage Detectors SMD/SMT SOP-4 + 125 C BU4842F Reel 7 V No Backup Open Drain 4.2 V 1 Input No Manual Reset 0.5 uA
BU4242G-TR
1+
$0.490
10+
$0.401
100+
$0.245
1000+
$0.189
3000+
$0.161
RFQ
2,720
In-stock
ROHM Semiconductor Supervisory Circuits CMOS LOW VOLT DETEC Voltage Monitors SMD/SMT SSOP-5   BU42 Reel       4.2 V      
BU4842G-TR
1+
$0.440
10+
$0.365
100+
$0.223
1000+
$0.172
3000+
$0.147
RFQ
2,800
In-stock
ROHM Semiconductor Supervisory Circuits IC CMOS VOLT DETECT Voltage Detectors SMD/SMT SSOP-5 + 125 C BU4842G Reel 7 V No Backup Open Drain 4.2 V 1 Input No Manual Reset 0.5 uA
BD48K42G-TL
1+
$0.410
10+
$0.311
100+
$0.168
1000+
$0.126
3000+
$0.109
RFQ
4,306
In-stock
ROHM Semiconductor Supervisory Circuits Volt Sup Det 2.3-6V Voltage Detectors SMD/SMT SOT-23-3 + 105 C BD48 Reel 6 V     4.2 V 1 Input    
BD4942G-TR
1+
$0.610
10+
$0.499
100+
$0.304
1000+
$0.235
3000+
$0.201
RFQ
2,860
In-stock
ROHM Semiconductor Supervisory Circuits CMOS DETEC VOLT 4.2V Voltage Monitors SMD/SMT SSOP-5 + 105 C BD49 Reel - No Backup CMOS 4.2 V 1 Input No Manual Reset 800 nA
BD49K42G-TL
1+
$0.410
10+
$0.311
100+
$0.168
1000+
$0.126
3000+
$0.109
RFQ
5,967
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     4.2 V 1 Input    
Default Photo
1+
$0.900
10+
$0.720
100+
$0.500
500+
$0.490
1000+
$0.375
RFQ
890
In-stock
SII Semiconductor Supervisory Circuits 4.2V 0.9uA CMOS Out Voltage Detectors SMD/SMT SOT-89-3 + 85 C S-T111 Series Reel 10 V     4.2 V 1 Input No Manual Reset  
AZ7042Z-E1
1+
$0.570
10+
$0.470
100+
$0.287
1000+
$0.222
RFQ
467
In-stock
Diodes Incorporated Supervisory Circuits Voltage Detector 300uA 0.8V 50mV Voltage Detectors Through Hole TO-92-3 + 85 C AZ70 Bulk 18 V Backup Open Collectors 4.2 V   No Manual Reset  
AZ7042RTR-G1
1+
$0.450
10+
$0.310
100+
$0.143
1000+
$0.110
2000+
$0.093
RFQ
1,000
In-stock
Diodes Incorporated Supervisory Circuits Voltage Detector IC 300uA 30uA 0.8V 50mV Voltage Detectors SMD/SMT SOT-89-3 + 85 C AZ7042 Reel 18 V Backup Open Collectors 4.2 V   No Manual Reset  
R3118K421C-TR
1+
$0.820
10+
$0.638
100+
$0.484
500+
$0.412
5000+
$0.290
RFQ
100
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector with SENSE pin and output de... Voltage Detectors SMD/SMT DFN1212-6 + 85 C R3118K Reel 6 V Backup CMOS 4.2 V 1 Input No Manual Reset  
R3112D421C-TR-FE
1+
$0.740
10+
$0.574
100+
$0.436
500+
$0.371
4000+
$0.261
RFQ
100
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector with output delay (output capacit... Voltage Detectors SMD/SMT SON1612-6 + 85 C R3112D Reel 6 V Backup CMOS 4.2 V 1 Input No Manual Reset  
R3111Q421A-TR-FE
1+
$0.650
10+
$0.511
100+
$0.387
500+
$0.330
3000+
$0.232
RFQ
100
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector   SMD/SMT   + 85 C R3111Q Reel   No Backup Active Low, Open Drain 4.2 V 1 Input No Manual Reset  
R3112Q421C-TR-FE
1+
$0.650
10+
$0.511
100+
$0.387
500+
$0.330
3000+
$0.232
RFQ
100
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector w/output delay Voltage Detectors SMD/SMT SC-82AB-4 + 85 C R3112Q Reel 6 V Backup CMOS 4.2 V 1 Input No Manual Reset  
R5106N421A-TR-FE
1+
$1.080
10+
$0.864
100+
$0.663
500+
$0.588
3000+
$0.399
RFQ
25
In-stock
Ricoh Electronic Supervisory Circuits Microprocessor Supervisory Circuit with Inhibit pin Voltage Supervisory SMD/SMT SOT23-6 + 105 C R5106N Reel 6 V No Backup CMOS, Open Drain 4.2 V 1 Input No Manual Reset  
R3117K423C-TR
1+
$0.740
10+
$0.574
100+
$0.436
500+
$0.371
10000+
$0.234
RFQ
100
In-stock
Ricoh Electronic Supervisory Circuits Voltage Detector with SENSE pin Voltage Supervisory SMD/SMT DFN1010-4 + 105 C R3117K Reel 6 V Backup CMOS 4.2 V 1 Input No Manual Reset  
R3111H421A-T1-FE
1+
$0.740
10+
$0.574
100+
$0.436
500+
$0.371
1000+
$0.297
RFQ
98
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 4.2 V 1 Input No Manual Reset  
R3118N421C-TR-FE
1+
$0.740
10+
$0.574
100+
$0.436
500+
$0.371
3000+
$0.261
RFQ
100
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector w/SENSE pin Voltage Detectors SMD/SMT SOT-23-5 + 85 C R3118N Reel 6 V Backup CMOS 4.2 V 1 Input No Manual Reset  
R3112D421A-TR-FE
1+
$0.740
10+
$0.574
100+
$0.436
500+
$0.371
4000+
$0.261
RFQ
100
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector with output delay (output capacit... Voltage Detectors SMD/SMT SON1612-6 + 85 C R3112D Reel 6 V Backup CMOS, Open Drain 4.2 V 1 Input No Manual Reset  
R3111N421C-TR-FE
1+
$0.680
10+
$0.505
100+
$0.375
500+
$0.318
3000+
$0.217
RFQ
100
In-stock
Ricoh Electronic Supervisory Circuits Low Voltage Detector   SMD/SMT   + 85 C R3111N Reel   No Backup Active Low, CMOS 4.2 V 1 Input No Manual Reset  
Page 1 / 7