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UC3843BD Reseller
ResellerNo. de piezaFabricante ElectrónicoDescripción ElectrónicosPriceQty.
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Arrow Electronics		UC3843BD1G

onsemiCurrent Mode PWM Controller 1A 500kHz 8-Pin SOIC N Rail
25,480 : $0.2344
10,192 : $0.2347
2,548 : $0.2397
1,078 : $0.2631
588 : $0.3016
98 : $0.3159
10 : $0.5545
1 : $0.6516
2,646
UC3843BD1013TR

STMicroelectronicsCurrent Mode PWM Controller 1A 500kHz 8-Pin SO N T/R
25,000 : $0.3093
12,500 : $0.313
5,000 : $0.3138
2,500 : $0.3146
2,500
UC3843BD1013TR

STMicroelectronicsCurrent Mode PWM Controller 1A 500kHz 8-Pin SO N T/R
25,000 : $0.3067
12,500 : $0.3098
5,000 : $0.313
2,500 : $0.3161
2,500
UC3843BD1G

onsemiCurrent Mode PWM Controller 1A 500kHz 8-Pin SOIC N Rail
10,192 : $0.2351
2,548 : $0.2355
1,078 : $0.2561
588 : $0.2897
98 : $0.3024
10 : $0.4916
1 : $0.5643
822
UC3843BD1013TR

STMicroelectronicsCurrent Mode PWM Controller 1A 500kHz 8-Pin SO N T/R
500 : $0.3376
250 : $0.4275
100 : $0.4411
25 : $0.4752
10 : $0.4906
1 : $0.5147
548
UC3843BD1

STMicroelectronicsCurrent Mode PWM Controller 1A 500kHz 8-Pin SO N Tube
4,000 : $0.3
2,000 : $0.3149
1,000 : $0.3342
500 : $0.3887
250 : $0.4245
100 : $0.457
25 : $0.5412
10 : $0.5701
1 : $0.6133
198
UC3843BDG

onsemiCurrent Mode PWM Controller 1A 500kHz 14-Pin SOIC N Tube
10 : $0.3418
1 : $0.3576
76
UC3843BDG

onsemiCurrent Mode PWM Controller 1A 500kHz 14-Pin SOIC N Tube
1 : $0.0575
1
UC3843BD1R2G

onsemiCurrent Mode PWM Controller 1A 500kHz 8-Pin SOIC N T/R
1 : $0.2408
1

DigiKey		UC3843BD1R2G

Flip ElectronicsIC REG CTRLR FLYBACK 8SOIC
2,000 : $0.29
350,500
UC3843BD1013TR

STMicroelectronicsIC REG CTRLR BOOST/FLYBACK 8SOIC
RoHS : Compliant
25,000 : $0.34666
12,500 : $0.35785
5,000 : $0.37183
2,500 : $0.3914
12,500
UC3843BD1

STMicroelectronicsIC REG CTRLR BOOST/FLYBACK 8SO
RoHS : Compliant
5,000 : $0.3643
2,500 : $0.38348
1,000 : $0.41087
500 : $0.52044
300 : $0.5889
100 : $0.63
25 : $0.7668
10 : $0.808
1 : $0.9
11,668
UC3843BD1013TR

STMicroelectronicsIC REG CTRLR BOOST/FLYBACK 8SOIC
RoHS : Compliant
1,000 : $0.41935
500 : $0.53118
250 : $0.60108
100 : $0.643
25 : $0.7828
10 : $0.825
1 : $0.92
4,132
UC3843BD1R2

Rochester Electronics LLCSWITCHING CONTROLLER
1,158 : $0.26
3,285
UC3843BDR2G

onsemiIC REG CTRLR FLYBACK 14SOIC
1,000 : $0.30491
500 : $0.39954
250 : $0.42056
100 : $0.4942
25 : $0.652
10 : $0.694
1 : $0.79
2,390
UC3843BD1G

onsemiIC REG CTRLR FLYBACK 8SOIC
5,096 : $0.25682
2,548 : $0.2667
1,078 : $0.28646
588 : $0.37536
294 : $0.3951
98 : $0.46429
10 : $0.652
1 : $0.74
324
UC3843BD

onsemiIC REG CTRLR FLYBACK 14SOIC
RoHS : Not Compliant
0
UC3843BD1

onsemiIC REG CTRLR FLYBACK 8SOIC
RoHS : Not Compliant
0
UC3843BDG

onsemiIC REG CTRLR FLYBACK 14SOIC
770 : $0.38726
0
UC3843BD1R2

onsemiIC REG CTRLR FLYBACK 8SOIC
RoHS : Not Compliant
12,500 : $0.45086
5,000 : $0.46541
2,500 : $0.48359
0
UC3843BDR2G

onsemiIC REG CTRLR FLYBACK 14SOIC
25,000 : $0.26025
12,500 : $0.26285
5,000 : $0.27337
2,500 : $0.28388
0
UC3843BDR2G

onsemiIC REG CTRLR FLYBACK 14SOIC
1,000 : $0.30491
500 : $0.39954
250 : $0.42056
100 : $0.4942
25 : $0.652
10 : $0.694
1 : $0.79
0
E-UC3843BD1

STMicroelectronicsIC REG CTRLR BOOST/FLYBACK 8SOIC
0
UC3843BD1013TR

STMicroelectronicsIC REG CTRLR BOOST/FLYBACK 8SOIC
RoHS : Compliant
1,000 : $0.41935
500 : $0.53118
250 : $0.60108
100 : $0.643
25 : $0.7828
10 : $0.825
1 : $0.92
0

Avnet Americas		UC3843BD1

STMicroelectronicsCurrent Mode PWM Controller 1A 8-Pin SO N - Rail/Tube (Alt: UC3843BD1)
RoHS : Compliant
2,000 : $0.32137
4,000
UC3843BD1G

onsemiCurrent Mode PWM Controller 1A 8-Pin SOIC N Rail - Rail/Tube (Alt: UC3843BD1G)
RoHS : Compliant
980 : $0.2621
490 : $0.26993
200 : $0.27775
100 : $0.28558
98 : $0.2934
81
UC3843BDR2G

onsemiCurrent Mode PWM Controller 1A 14-Pin SOIC T/R - Tape and Reel (Alt: UC3843BDR2G)
RoHS : Compliant
250,000 : $0.25817
25,000 : $0.2665
20,000 : $0.27482
15,000 : $0.28315
10,000 : $0.29148
5,000 : $0.29981
2,500 : $0.30814
0
UC3843BD1R2G

onsemiCurrent Mode PWM Controller 1A 8-Pin SOIC N T/R - Tape and Reel (Alt: UC3843BD1R2G)
RoHS : Compliant
240,000 : $0.2604
120,000 : $0.2688
24,000 : $0.2772
12,000 : $0.2856
4,800 : $0.294
2,400 : $0.3024
2,381 : $0.3108
0
UC3843BD1R2G

onsemiCurrent Mode PWM Controller 1A 8-Pin SOIC N T/R - Tape and Reel (Alt: UC3843BD1R2G)
RoHS : Compliant
20,000 : $0.25165
15,000 : $0.25916
10,000 : $0.26668
5,000 : $0.27419
2,500 : $0.2817
0
UC3843BD1013TR

STMicroelectronicsCurrent Mode PWM Controller 1A 8-Pin SO N T/R - Tape and Reel (Alt: UC3843BD1013TR)
RoHS : Compliant
10,000 : $0.40748
5,000 : $0.41624
2,500 : $0.42501
0
E-UC3843BD1013TR

STMicroelectronicsCurrent Mode PWM Controller 1A 8-Pin SO N T/R - Tape and Reel (Alt: E-UC3843BD1013TR)
RoHS : Not Compliant
0

Verical		UC3843BD1G

onsemiCurrent Mode PWM Controller 1A 500kHz 8-Pin SOIC N Rail
25,480 : $0.2344
10,192 : $0.2347
2,548 : $0.2397
1,078 : $0.2631
588 : $0.3016
98 : $0.3159
26 : $0.5545
2,646
UC3843BD1013TR

STMicroelectronicsCurrent Mode PWM Controller 1A 500kHz 8-Pin SO N T/R
25,000 : $0.3125
12,500 : $0.3162
5,000 : $0.317
2,500 : $0.3178
2,500
UC3843BD1G

onsemiCurrent Mode PWM Controller 1A 500kHz 8-Pin SOIC N Rail
10,192 : $0.2375
2,548 : $0.2379
1,078 : $0.2587
588 : $0.2927
98 : $0.3055
23 : $0.4966
814
UC3843BD1013TR

STMicroelectronicsCurrent Mode PWM Controller 1A 500kHz 8-Pin SO N T/R
500 : $0.3376
250 : $0.4275
100 : $0.4411
25 : $0.4752
18 : $0.4906
548
UC3843BD1

STMicroelectronicsCurrent Mode PWM Controller 1A 500kHz 8-Pin SO N Tube
4,000 : $0.3031
2,000 : $0.3181
1,000 : $0.3376
500 : $0.3927
250 : $0.4288
100 : $0.4617
26 : $0.5467
182
UC3843BDG

onsemiCurrent Mode PWM Controller 1A 500kHz 14-Pin SOIC N Tube
32 : $0.3418
76

Mouser Electronics		UC3843BD1013TR

STMicroelectronicsSwitching Controllers 0.5mA Current Mode
RoHS : Compliant
1 : $0.65
10 : $0.598
25 : $0.575
100 : $0.508
250 : $0.485
500 : $0.408
2,500 : $0.346
10,095
UC3843BD1G

onsemiSwitching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max
RoHS : Compliant
1 : $0.74
10 : $0.612
98 : $0.356
588 : $0.286
1,078 : $0.265
2,548 : $0.255
10,192 : $0.252
25,480 : $0.25
47,068
UC3843BD1

STMicroelectronicsSwitching Controllers 0.5mA Current Mode
RoHS : Compliant
1 : $0.9
10 : $0.808
25 : $0.766
100 : $0.63
250 : $0.589
500 : $0.52
1,000 : $0.411
2,000 : $0.361
4,000 : $0.348
6,976
UC3843BD1R2G

onsemiSwitching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max
RoHS : Compliant
1 : $0.69
10 : $0.593
100 : $0.367
500 : $0.342
1,000 : $0.289
2,500 : $0.269
18
UC3843BDR2G

onsemiSwitching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Ma
RoHS : Compliant
1 : $0.78
10 : $0.652
100 : $0.421
500 : $0.399
1,000 : $0.304
2,500 : $0.279
10,000 : $0.26
25,000 : $0.258
2,503

Rochester Electronics		UC3843BD1

onsemiUC3843 Current-Mode PWM Controller
RoHS : Compliant
1,000 : $0.4497
500 : $0.4762
100 : $0.4974
25 : $0.5185
1 : $0.5291
308
UC3843BD1R2

onsemiUC3843 Current-Mode PWM Controller
RoHS : Not Compliant
1,000 : $0.2224
500 : $0.2354
100 : $0.2459
25 : $0.2564
1 : $0.2616
3,285
UC3843BDG

onsemiUC3843B - Current-Mode PWM Controller
RoHS : Compliant
1,000 : $0.2627
500 : $0.2781
100 : $0.2905
25 : $0.3028
1 : $0.309
10,425
UC3843BDR2G

onsemiUC3843B - Current-Mode PWM Controller
RoHS : Compliant
1,000 : $0.2581
500 : $0.2732
100 : $0.2854
25 : $0.2975
1 : $0.3036
980

TME		UC3843BD1013TR

STMicroelectronicsIC: PMIC; PWM controller; 1A; 48÷500kHz; Ch: 1; SO8; boost,flyback
RoHS : Compliant
1,000 : $0.32
250 : $0.352
50 : $0.405
10 : $0.437
3 : $0.469
2,389
UC3843BD1

STMicroelectronicsIC: PMIC; PWM controller; 1A; 48÷500kHz; Ch: 1; SO8; boost,flyback
RoHS : Compliant
500 : $0.335
100 : $0.39
25 : $0.435
5 : $0.496
1 : $0.746
4,820
UC3843BD1G

onsemiIC: PMIC; PWM controller; 1A; 48÷500kHz; Ch: 1; SO8; flyback; 0÷96%
980 : $0.33
294 : $0.359
98 : $0.401
10 : $0.441
3 : $0.497
365

Avnet Asia		UC3843BD1G

onsemiCurrent Mode PWM Controller 1A 8-Pin SOIC N Rail (Alt: UC3843BD1G)
RoHS : Compliant
161,700 : $0.23012
80,850 : $0.23566
32,340 : $0.24148
16,170 : $0.24759
9,702 : $0.25077
6,468 : $0.25403
3,234 : $0.25737
0
UC3843BDR2G

onsemiCurrent Mode PWM Controller 1A 14-Pin SOIC T/R (Alt: UC3843BDR2G)
RoHS : Compliant
250,000 : $0.24494
125,000 : $0.25084
50,000 : $0.25704
25,000 : $0.26354
15,000 : $0.27039
10,000 : $0.2776
5,000 : $0.29743
0
UC3843BD1R2G

onsemiCurrent Mode PWM Controller 1A 8-Pin SOIC N T/R (Alt: UC3843BD1R2G)
RoHS : Compliant
250,000 : $0.22094
125,000 : $0.22627
50,000 : $0.23185
25,000 : $0.23772
15,000 : $0.24077
10,000 : $0.2439
5,000 : $0.24711
0

Flip Electronics		UC3843BD1R2G

onsemiStock, ship today
1 : $0.21
350,500

New Advantage Corporation		UC3843BD1G

onsemiSOIC 8/C�/HIGH PERFORMANCE CURRENT MODE CONTROLLER
RoHS : Compliant
588 : $0.3805
1,779 : $0.3541
1,779
UC3843BD1R2G

onsemiSOIC 8/C�/HIGH PERFORMANCE CURRENT MODE CONTROLLER
RoHS : Compliant
2,500 : $0.3657
52,500 : $0.3403
52,500

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