PMIC (Power Management Integrated Circuit) DC/DC-Schaltregler sind Spannungsregelungs-ICs, die in hocheffizienten Schaltkreisen verwendet werden und so konfiguriert sind, dass sie Ausgangsversorgungsspannungen über (Boost oder Step-Up) oder unter (Buck oder Step-Down) der Eingangsversorgung erzeugen. Andere Topologien können Buck-Boost, Flyback, Forward, Cuk, SEPIC, Vollbrücke, Halbbrücke und Push-Pull sein. Sie unterscheiden sich von linearen Reglern, die Mindestspannungen erfordern und überschüssige Spannung „abbrennen“.
| Teil # | Hersteller | Beschreibung | Verfügbarkeit | Preisgestaltung | Menge |
|---|---|---|---|---|---|
TSM108IDTDC DC Switching Controllers | STMicroelectronics | Step down controller with constant voltage/current | 4211 | 1+: $1.46080 10+: $1.07272 25+: $0.97539
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SG3524P013TRDC DC Switching Controllers | STMicroelectronics | Voltage Mode PWM | 2789 | 1+: $1.44320 10+: $1.05776 25+: $0.96096
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SG2525AP013TRDC DC Switching Controllers | STMicroelectronics | Voltage Mode PWM | 1903 | 1+: $2.18240 10+: $1.62272 25+: $1.48262
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SG2525ANDC DC Switching Controllers | STMicroelectronics | PWM DC/DC Controller, 500kHz, 35V, 2-Output, Push-Pull/Flyback | 387 | 1+: $2.04172 10+: $1.74172 25+: $1.55485
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SG3525ANDC DC Switching Controllers | STMicroelectronics | Voltage Mode PWM DC/DC Controller, 400kHz, 35V, 2 Outputs | 730 | 1+: $0.80915 10+: $0.65315 25+: $0.57600
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SG3525APDC DC Switching Controllers | STMicroelectronics | 500kHz 2-Ch DC/DC Controller IC, SOIC, 35V | Auf Lager | 10+: $0.94285 50+: $0.78857 100+: $0.67200
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TSM108IDDC DC Switching Controllers | STMicroelectronics | Step down controller with constant voltage/current | 855 | 1+: $1.32000 10+: $0.96272 25+: $0.87331
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UC3842BNDC DC Switching Controllers | STMicroelectronics | PWM Controller IC, 1A, 500kHz, 8-Pin DIP, Through Hole | 11209 | 50+: $0.26312 150+: $0.23041 500+: $0.18961
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UC2845BNDC DC Switching Controllers | STMicroelectronics | Current Mode PWM DC/DC Controller, 500kHz, 30V, 1A, PDIP | 2197 | 1+: $0.84172 10+: $0.67715 50+: $0.59485
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SG2525APDC DC Switching Controllers | STMicroelectronics | DC/DC Controller, 500kHz, 35V, 2-Output, SOIC | 19 | 1+: $2.91772 10+: $2.45485 30+: $2.16515 | |
SG3524PDC DC Switching Controllers | STMicroelectronics | Voltage Mode PWM DC/DC Controller, 300kHz, 40V, SOIC | 796 | 1+: $1.33760 10+: $0.97856 50+: $0.83371
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SG3525AP013TRDC DC Switching Controllers | STMicroelectronics | PWM DC/DC Controller, 500kHz, 35V, SO, Push-Pull | 70588 | 10+: $0.46972 30+: $0.40457 100+: $0.34972
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UC2844BNDC DC Switching Controllers | STMicroelectronics | PWM Controller, 1A, 500kHz, 8-Pin PDIP, Non-Isolated | 1731 | 1+: $0.95828 10+: $0.75772 30+: $0.65828
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UC2844BD1013TRDC DC Switching Controllers | STMicroelectronics | Current Mode PWM | 7090 | 5+: $0.27761 50+: $0.21520 150+: $0.18844
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UC3842BD1013TRDC DC Switching Controllers | STMicroelectronics | Current Mode PWM | 102322 | 50+: $0.17552 150+: $0.16384 500+: $0.14927
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UC2843BD1013TRDC DC Switching Controllers | STMicroelectronics | Current Mode PWM | 4770 | 10+: $0.42515 30+: $0.38915 100+: $0.34285
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UC3843BNDC DC Switching Controllers | STMicroelectronics | PWM Controller IC, 1A, 500kHz, 30V, 8-Pin PDIP | 200171 | 50+: $0.26615 150+: $0.23707 500+: $0.20080
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UC3844BNDC DC Switching Controllers | STMicroelectronics | PWM Controller, 1A, 500kHz, 8-Pin PDIP | 19429 | 50+: $0.23267 150+: $0.20329 500+: $0.16668
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UC2842BNDC DC Switching Controllers | STMicroelectronics | Current Mode PWM | 105 | 1+: $1.17943 10+: $0.98572 50+: $0.84685 | |
UC2843BD1DC DC Switching Controllers | STMicroelectronics | PWM Controller, 1A, 500kHz, SOIC, 30V | 1486 | 1+: $1.24080 10+: $0.90376 25+: $0.81910
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UC2844BD1DC DC Switching Controllers | STMicroelectronics | Current Mode PWM Controller, 500kHz, 30V, SOIC | 1794 | 1+: $1.27600 10+: $0.93280 25+: $0.84586
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UC2845BD1DC DC Switching Controllers | STMicroelectronics | DC/DC Controller PWM SOIC 30V 1A 500kHz | 1938 | 1+: $0.95040 10+: $0.68816 25+: $0.62198
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UC3842BD1DC DC Switching Controllers | STMicroelectronics | Current Mode PWM Controller 1A 500kHz 8-Pin SO N Tube | 1730 | 1+: $0.63943 10+: $0.51772 30+: $0.45772
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UC3843BD1DC DC Switching Controllers | STMicroelectronics | Current Mode PWM Controller 1A 500kHz 8-Pin SO N Tube | 473 | 1+: $0.61715 10+: $0.50057 30+: $0.44228
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UC3844BD1DC DC Switching Controllers | STMicroelectronics | Current Mode PWM | 2014 | 1+: $0.65315 10+: $0.53315 30+: $0.47315
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