ON Semiconductor

TSOP-5

Input voltage range of 2.7 V to 5.5 V; Internal 140mΩ / 90mΩ MOSFETs; Cycle-by-Cycle Current Limiting; Overtemperature Protection; Start-up with Pre-Biased Output Load; 0.8 V +/- 1.5% Reference Voltage; Power Saving Mode During Light Load

TSOT-23, 5 PIN

Input voltage range from 4.5 to 13.2V; Voltage Mode PWM Control; 0.8V +/- 2.0% Internal Reference Voltage; Adjustable Output voltage; Capacitor Programmable Soft-Start; Internal 1A Gate Driver; Programmable Current Limit

96% efficiency, 28 uA quiescent current, 0.3 uA shutdown current; 1.7 MHz switching frequency; Auto-switching between PWM and PFM mode at light load conditions; Adjustable output voltage from 0.9V to 3.9V; Best in class Low Ripple even in PFM mode

TSOT-23, 5 PIN

96% efficiency, 30 uA quiescent current, 0.3 uA shutdown current; 1.5 MHz switching frequency; Auto-switching between PWM and PFM mode at light load conditions; Adjustable output voltage from 0.9V to 3.3V; Best in class Low Ripple even in PFM mode

TSOT-23, 5 PIN

UDFN6, 2x2, 0.65P-6

82% Efficiency at VOUT = 15 V, IOUT = 50 mA, VIN = 5.0 V; 78% Efficiency at VOUT = 15 V, IOUT = 30 mA, VIN = 3.6 V; Low Operating Current of 19 µA (No Switching); Low Shutdown Current of 0.3 µA; Low Start-up Voltage of 1.3 V Typical at 0 mA; Output Voltage up to 15 V with Built-in 16 V MOSFET Switch; PFM Switching Frequency up to 300 kHz; Chip Enable; Low Profile and Minimum External Parts; Micro Miniature TSOP-5 Package

Minimum frequency adjust accuracy 3 %; Brown-out input; 100 ms PFC delay timer ; 1 A / 0.5 A Peak Current Sink / Source Drive ; Fixed Dead Time Available in 0.3 us, 0.6 us, & 1.1 us

ON SEMICONDUCTOR - NCP1595AMNR2G - DC-DC Switching Buck Step Down Regulator, Adjustable, 4V-5.5Vin, 800mV-4.95Vout, 1.5Aout, DFN-6

Use the download button to access the NCP1406SNT1G schematic symbol, PCB footprint, and 3D model.

TSOP-5

Obsolete - Buck Converter, DC-DC, High Efficiency, Adjustable Output Voltage, 3 MHz, 600 mA

Free-running borderline / critical mode quasi-resonant operation; Latched Over Voltage Protection; Auto-recovery short-circuit protection via UVLO crossover; External latch triggering, e.g. via over-temperature signal; Current-Mode with adjustable Skip-cycle capability; Internal 1ms soft-start; Internal temperature shutdown; Internal Leading Edge Blanking; 500mA peak current source/sink capability; Under Voltage Lockout level of 12.5V (on) and 7.5V (min); Direct optocoupler connection; SPICE models availabl

Quasi-resonant peak current mode control operation; Valley switching operation with valley lockout; Frequency foldback at light load; Adjustable overpower protection; Auto-recovery or latched internal output short circuit protection; Fixed internal 80 ms timer for short circuit protection; Combined overvoltage and overtemperature protection (A and B versions); Combined overvoltage protection and brownout (C and D versions); VCC range operation up to 28 V

Current-Mode; Auto-Recovery Short-Circuit Protection Independent of Auxiliary Voltage; Overvoltage Protection; Brown-Out Protection; Two Externally Triggerable Fault Comparators (one for a disable function, and the other for a permanent latch); Internal 4.0 ms Soft-Start; 500 mA Peak Current Drive Sink Capability; 130 kHz Max Frequency; Internal Leading Edge Blanking; Internal Temperature Shutdown; Direct Optocoupler Connection; Dynamic Self-Supply with Levels of 12 V (On) and 10 V (Off); SPICE Models Avail

Obsolete - Controller, Variable Off-Time Current Mode, with Short Circuit Protection

Quasi-fixed TON, Variable TOFF Current Mode Control •Extremely Low Current Consumption at Startup •Peak Current Compression Reduces Transformer Noise •Primary or Secondary Side Regulation •Dedicated Latch Input for OTP, OVP •Programmable Current Sense Resistor Peak Voltage •Natural Frequency Dithering for Improved EMI Signature •Easy External Over Power Protection (OPP) •Undervoltage Lockout •Very Low Standby Power via Off-time Expansion •SOIC-8 Package • Standard Overcurrent Protection, Latched

ON Semiconductor NBC12430FNG, Frequency Synthesizer, 28-Pin PLCC

Obsolete - Controller, Variable Off-Time Current Mode, with Short Circuit Protection

Last Shipments - High Voltage Switching Regulator for Offline SMPS

Built-in 700V MOSFET with Typical RdsON of 11 or 22 Ohms; Large Creepage Distance between High-Voltage Pins; Current- Mode Fixed Frequency Operation: 65kHz - 100kHz - 130kHz ; Skip-Cycle Operation at Low Peak Currents Only: No Acoustic Noise!; Dynamic Self-Supply, No Need of an Auxiliary Winding; Internal 1ms Soft-Start; Auto-Recovery Internal Output Short-Circuit Protection; Latched Overvoltage Protection with Auxiliary Winding Operation; Frequency Jittering for better EMI Signature; Below 100 mW Standby P

Ultra-Low Dropout of Typ. 140mV; Fixed Output Voltage options from 0.8V to 2.1V and Adjustable ; 140 mV typical dropout at the full 500 mA load.; Guaranteed Output Current from 0mA to 500mA; 0.5% Typical Output Voltage Accuracy; Output Current in Excess of 500mA; Output Active Discharge option available

1MHz Frequency Capability; 1A Sink/Source Gate Drive; Programmable Pulse-by-Pulse Overcurrent Protection; Programmable Soft Start

SOIC-8 Narrow Body-8

Obsolete - PWM Controller, Current Mode, for Offline Power Supplies

Frequency Foldback down to 26 kHz and Skip-Cycle in Light Load; Internal Ramp Compensation; Frequency Jittering in Normal and Frequency Foldback modes; Over Voltage Protection (OVP) monitoring on the Vcc pin; Timer-based Auto-Recovery or Latched Short-Circuit Protection

SOIC-8 Narrow Body-8

Output Current in Excess of 1.0 A; 1.2 V Maximum Dropout Voltage at 800 mA Over Temperature; Fixed Output Voltages of 1.5 V, 1.8 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V; Adjustable Output Voltage Option; No Minimum Load Requirement for Fixed Voltage Output Devices; Reference/Output Voltage Trimmed to +/- 1.0%; Current Limit, Safe Operating and Thermal Shutdown Protection; Operation to 20 V Input; Pb-Free Packages are Available

Obsolete - PWM Controller, Current Mode, for Offline Power Supplies

Current−Mode Operation with Internal Ramp Compensation; Internal High−Voltage Start−Up Current Source for Loss Less Start−Up; Extremely Low No−Load Standby Power; Skip−Cycle Capability at Low Peak Currents; Direct Connection to PFC Controller for Improved No−Load Standby Power; Internal 2.5 ms Soft Start; Internal Leading Edge Blanking; Latched Primary Overcurrent and Overvoltage Protection; Short−Circuit Protection Independent of Auxiliary Level; Internal Frequency Jittering for Improved EMI Signature; +50

PDIP-8

SOIC-8 Narrow Body-8

SOP, SOP8,.25

Non-dissipative internal and adjustable Over Power Protection (OPP); Frequency Foldback down to 26 kHz and Skip-Cycle in light load conditions; Internal Ramp Compensation; Frequency jittering from full load to skip-cycle; Latch input for OVP and OTP implementations; Over Voltage Protection (OVP) monitoring on the Vcc pin; See NCP1250 for no Over Voltage Protection (OVP) on the Vcc pin

TSOP-6

PDIP-8

SOIC-8 Narrow Body-8

Obsolete - PWM Controller, Fixed Frequency, Flyback, Current Mode

Output Current in Excess of 1.0 A; 1.2 V Maximum Dropout Voltage at 800 mA Over Temperature; Fixed Output Voltages of 1.5 V, 1.8 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V; Adjustable Output Voltage Option; No Minimum Load Requirement for Fixed Voltage Output Devices; Reference/Output Voltage Trimmed to +/- 1.0%; Current Limit, Safe Operating and Thermal Shutdown Protection; Operation to 20 V Input; Pb-Free Packages are Available

Output Current in Excess of 1.0 A; 1.2 V Maximum Dropout Voltage at 800 mA Over Temperature; Fixed Output Voltages of 1.5 V, 1.8 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V; Adjustable Output Voltage Option; No Minimum Load Requirement for Fixed Voltage Output Devices; Reference/Output Voltage Trimmed to +/- 1.0%; Current Limit, Safe Operating and Thermal Shutdown Protection; Operation to 20 V Input; Pb-Free Packages are Available

Output Current in Excess of 1.0 A; 1.2 V Maximum Dropout Voltage at 800 mA Over Temperature; Fixed Output Voltages of 1.5 V, 1.8 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V; Adjustable Output Voltage Option; No Minimum Load Requirement for Fixed Voltage Output Devices; Reference/Output Voltage Trimmed to +/- 1.0%; Current Limit, Safe Operating and Thermal Shutdown Protection; Operation to 20 V Input; Pb-Free Packages are Available

DPAK-3/2

Output Current in Excess of 1.0 A; 1.2 V Maximum Dropout Voltage at 800 mA Over Temperature; Fixed Output Voltages of 1.5 V, 1.8 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V; Adjustable Output Voltage Option; No Minimum Load Requirement for Fixed Voltage Output Devices; Reference/Output Voltage Trimmed to +/- 1.0%; Current Limit, Safe Operating and Thermal Shutdown Protection; Operation to 20 V Input; Pb-Free Packages are Available

Use the download button to access the NCP1117LPST50T3G schematic symbol, PCB footprint, and 3D model.

Use the download button to access the NCP1117LPSTADT3G schematic symbol, PCB footprint, and 3D model.

Output Current in Excess of 1.0 A; 1.2 V Maximum Dropout Voltage at 800 mA Over Temperature; Fixed Output Voltages of 1.5 V, 1.8 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V; Adjustable Output Voltage Option; No Minimum Load Requirement for Fixed Voltage Output Devices; Reference/Output Voltage Trimmed to +/- 1.0%; Current Limit, Safe Operating and Thermal Shutdown Protection; Operation to 20 V Input; Pb-Free Packages are Available