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  5. Power Management ICs
  6. Voltage Regulators & Voltage Controllers
  7. Switching Controllers
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32 products
IMAGE PART NO. PRICE QUANTITY STOCK MANUFACTURE DESCRIPTION Mounting Style Package / Case Minimum Operating Temperature Maximum Operating Temperature Packaging Input Voltage Output Current Output Voltage Switching Frequency Duty Cycle - Max Number of Outputs Topology
UC3845BDR2G
UC3845BDR2G
1+
$1.190
10+
$1.010
100+
$0.775
500+
$0.685
2500+
$0.479
RFQ
4,950
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Reel   1000 mA 4.9 V to 5.1 V 500 kHz 48 % 1 Output Boost, Flyback
NCP1581DR2G
NCP1581DR2G
1+
$1.530
10+
$1.310
100+
$1.000
500+
$0.884
2500+
$0.619
RFQ
2,500
In-stock
 onsemi Switching Controllers SYNCHRONOUS PWM BUCK CONV SMD/SMT SOIC-14 0 C + 150 C Reel   100 uA   400 kHz 95 % 1 Output Buck
MC33060ADR2G
MC33060ADR2G
1+
$1.540
10+
$1.310
100+
$1.010
500+
$0.887
2500+
$0.621
RFQ
2,424
In-stock
 onsemi Switching Controllers High Performance Voltage Mode PWM SMD/SMT SOIC-14 - 40 C + 85 C Reel   200 mA 30 V 200 kHz 96 % 1 Output Flyback
NCP1339JDR2G
NCP1339JDR2G
1+
$1.480
10+
$1.250
100+
$1.000
500+
$0.876
2500+
$0.676
RFQ
2,490
In-stock
 onsemi Switching Controllers HIGH VOLTAGE QUASI RES SMD/SMT SOIC-14 - 40 C + 125 C Reel 10 V to 28 V 800 mA 12 V 25 kHz 10 % 1 Output Flyback
UC3842BDR2G
UC3842BDR2G
1+
$0.550
10+
$0.455
100+
$0.277
1000+
$0.214
2500+
$0.183
RFQ
4,903
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Reel   1000 mA 4.9 V to 5.1 V 500 kHz 96 % 1 Output Boost, Flyback, Forward
MC34060ADR2G
MC34060ADR2G
1+
$1.180
10+
$1.010
100+
$0.769
500+
$0.680
2500+
$0.476
RFQ
1,677
In-stock
 onsemi Switching Controllers High Performance Voltage Mode PWM SMD/SMT SOIC-14 0 C + 70 C Reel   200 mA 30 V 200 kHz 96 % 1 Output Flyback
UC3845BDG
UC3845BDG
1+
$0.650
10+
$0.537
100+
$0.328
1000+
$0.253
RFQ
2,155
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Tube   1000 mA 4.9 V to 5.1 V 500 kHz 48 % 1 Output Boost, Flyback
UC3844BDG
UC3844BDG
1+
$0.630
10+
$0.519
100+
$0.335
1000+
$0.268
RFQ
971
In-stock
 onsemi Switching Controllers ANA SMPS PWM CNTRL SMD/SMT SOIC-14 0 C + 70 C Tube   1000 mA   500 kHz 48 % 1 Output Boost, Flyback
UC2843BDG
UC2843BDG
1+
$0.630
10+
$0.523
100+
$0.337
1000+
$0.270
RFQ
1,985
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max SMD/SMT SOIC-14 - 25 C + 85 C Tube   1000 mA 4.95 V to 5.05 V 500 kHz 96 % 1 Output Boost, Flyback, Forward
UC3843BDR2G
UC3843BDR2G
1+
$0.610
10+
$0.499
100+
$0.304
1000+
$0.235
2500+
$0.201
RFQ
2,060
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Reel   1000 mA 4.9 V to 5.1 V 500 kHz 96 % 1 Output Boost, Flyback, Forward
UC2842BDG
UC2842BDG
1+
$0.660
10+
$0.541
100+
$0.330
1000+
$0.255
RFQ
968
In-stock
 onsemi Switching Controllers ANA SMPS PWM CONTR SMD/SMT SOIC-14 - 25 C + 85 C Tube   1000 mA   500 kHz 96 % 1 Output Boost, Flyback, Forward
UC2844BDR2G
UC2844BDR2G
1+
$0.600
10+
$0.492
100+
$0.318
1000+
$0.254
2500+
$0.215
RFQ
2,289
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 - 25 C + 85 C Reel   1000 mA 4.95 V to 5.05 V 500 kHz 48 % 1 Output Boost, Flyback
UC3843BVDR2G
UC3843BVDR2G
1+
$0.730
10+
$0.607
100+
$0.391
1000+
$0.313
2500+
$0.264
RFQ
1,882
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max SMD/SMT SOIC-14 - 40 C + 105 C Reel   1000 mA 4.9 V to 5.1 V 500 kHz 96 % 1 Output Boost, Flyback, Forward
UC3843BDG
UC3843BDG
1+
$0.640
10+
$0.528
100+
$0.341
1000+
$0.273
RFQ
1,473
In-stock
 onsemi Switching Controllers ANA SMPS PWM CNTRL SMD/SMT SOIC-14 0 C + 70 C Tube   1000 mA   500 kHz 96 % 1 Output Boost, Flyback, Forward
UC2845BDR2G
UC2845BDR2G
1+
$1.190
10+
$1.010
100+
$0.775
500+
$0.685
2500+
$0.479
RFQ
700
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 - 25 C + 85 C Reel   1000 mA 4.95 V to 5.05 V 500 kHz 48 % 1 Output Boost, Flyback
MC33060ADG
MC33060ADG
1+
$1.290
10+
$1.100
100+
$0.841
500+
$0.743
RFQ
592
In-stock
 onsemi Switching Controllers High Performance Voltage Mode PWM SMD/SMT SOIC-14 - 40 C + 85 C Tube   200 mA 30 V 200 kHz 96 % 1 Output Flyback
UC3844BDR2G
UC3844BDR2G
1+
$0.610
10+
$0.499
100+
$0.304
1000+
$0.235
2500+
$0.201
RFQ
1,267
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Reel   1000 mA 4.9 V to 5.1 V 500 kHz 48 % 1 Output Boost, Flyback
UC3845BVDG
UC3845BVDG
1+
$0.840
10+
$0.692
100+
$0.446
1000+
$0.357
RFQ
1,509
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Tube   1000 mA 4.9 V to 5.1 V 500 kHz 48 % 1 Output Boost, Flyback
UC2843BDR2G
UC2843BDR2G
1+
$0.600
10+
$0.492
100+
$0.318
1000+
$0.254
2500+
$0.215
RFQ
3,076
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max SMD/SMT SOIC-14 - 25 C + 85 C Reel   1000 mA 4.95 V to 5.05 V 500 kHz 96 % 1 Output Boost, Flyback, Forward
UC3843BVDG
UC3843BVDG
1+
$0.820
10+
$0.681
100+
$0.439
1000+
$0.352
RFQ
1,584
In-stock
 onsemi Switching Controllers ANA SMPS PWM CNTRLLR SMD/SMT SOIC-14 - 40 C + 105 C Tube   1000 mA   500 kHz 96 % 1 Output Boost, Flyback, Forward
UC3842BVDR2G
UC3842BVDR2G
1+
$0.770
10+
$0.636
100+
$0.410
1000+
$0.328
2500+
$0.277
RFQ
1,200
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max SMD/SMT SOIC-14 - 40 C + 105 C Reel   1000 mA   500 kHz 96 % 1 Output Boost, Flyback, Forward
UC2845BDG
UC2845BDG
1+
$0.580
10+
$0.482
100+
$0.311
1000+
$0.249
RFQ
380
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 - 25 C + 85 C Tube   1000 mA 4.95 V to 5.05 V 500 kHz 48 % 1 Output Boost, Flyback
UC3842BDG
UC3842BDG
1+
$0.650
10+
$0.540
100+
$0.348
1000+
$0.279
RFQ
561
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Tube   1000 mA 4.9 V to 5.1 V 500 kHz 96 % 1 Output Boost, Flyback, Forward
UC3844BVDG
UC3844BVDG
1+
$0.700
10+
$0.581
100+
$0.375
1000+
$0.300
RFQ
1,650
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Tube   1000 mA 4.9 V to 5.1 V 500 kHz 48 % 1 Output Boost, Flyback
MC34060ADG
MC34060ADG
1+
$1.130
10+
$0.957
100+
$0.735
500+
$0.650
RFQ
880
In-stock
 onsemi Switching Controllers High Performance Voltage Mode PWM SMD/SMT SOIC-14 0 C + 70 C Tube   200 mA 30 V 200 kHz 96 % 1 Output Flyback
UC3845BVDR2G
UC3845BVDR2G
1+
$0.750
10+
$0.623
100+
$0.402
1000+
$0.322
2500+
$0.271
RFQ
2,663
In-stock
 onsemi Switching Controllers ANA SMPS PWM CNTRLLR SMD/SMT SOIC-14 0 C + 70 C Reel   1000 mA   500 kHz 48 % 1 Output Boost, Flyback
NCP1339HDR2G
NCP1339HDR2G
1+
$1.480
10+
$1.250
100+
$1.000
500+
$0.876
2500+
$0.676
RFQ
2,500
In-stock
 onsemi Switching Controllers HIGH VOLTAGE QUASI R   SOIC-14     Reel              
UC3844BVDR2G
UC3844BVDR2G
1+
$0.840
10+
$0.692
100+
$0.446
1000+
$0.357
2500+
$0.302
RFQ
2,500
In-stock
 onsemi Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max SMD/SMT SOIC-14 0 C + 70 C Reel   1000 mA 4.9 V to 5.1 V 500 kHz 48 % 1 Output Boost, Flyback
NCV3843BVDR2G
NCV3843BVDR2G
1+
$0.990
10+
$0.840
100+
$0.646
500+
$0.571
2500+
$0.399
RFQ
2,485
In-stock
 onsemi Switching Controllers ANA PWM SWTCHING REG SMD/SMT SOIC-14 - 40 C + 125 C Reel   1000 mA   500 kHz 96 % 1 Output Boost, Flyback
UC2842BDR2G
UC2842BDR2G
2500+
$0.479
10000+
$0.461
25000+
$0.447
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RFQ
onsemi Switching Controllers PWM CONTROLLER SMD/SMT SOIC-14 - 25 C + 85 C Reel   1000 mA   500 kHz 96 % 1 Output Boost, Flyback, Forward
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