NCP1050 ON Semiconductor, NCP1050 Datasheet
NCP1050
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NCP1050 Summary of contents
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... Monolithic High Voltage Gated Oscillator Power Switching Regulator The NCP1050 through NCP1055 are monolithic high voltage regulators that enable end product equipment to be compliant with low standby power requirements. This device series combines the required converter functions allowing a simple and economical power system solution for office automation, consumer, and industrial products ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 AC Line Input Control Input Pin Function Description Pin Pin (SOT−223) (PDIP−8) Function Control Input Ground − Connection 3 5 Power Switch Drain + Snubber 5 Power Switch Circuit Output Startup & ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 AC Line Input Startup − Bypass/ 7.5/8 Fault Timing/ V Sweep CO Undervoltage Control Lockout − 4 2.6 V Control Input 3 Snubber + Startup Circuit Reg CC Fault Detector S Thermal Shutdown R Oscillator ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 f OSC (high) 8 7.5 V Oscillator Duty Cycle Oscillator Clock 47 CONTROL, SINK 0 mA Leading Edge On Duty Cycle Off Power Switch Circuit Gate Drive Primary Current Figure 3. Timing Diagram for Gated Oscillator with Dual Edge PWM ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 I , Current Measurement CC1 V CC(on) Hysteretic Regulation V CC(off CC(reset 6 (start CC1 I CC2 CC3 (start) 47 CONTROL, SINK (pin 5) Figure 4. Non−Latching Fault Condition Timing Diagram I , Current Measurement CC2 I , Current Measurement ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 MAXIMUM RATINGS Rating Power Switch and Startup Circuit Drain Voltage Range Drain Current Peak During Transformer Saturation Power Supply/V Bypass and Control Input CC Voltage Range Current Thermal Characteristics P Suffix, Plastic Package Case 626A−01 Junction−to−Lead Junction− ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 ELECTRICAL CHARACTERISTICS temperature range that applies (Note 1), unless otherwise noted.) Characteristics OSCILLATOR Frequency ( 25° kHz Version 100 kHz Version 136 kHz Version low high 44 kHz Version 100 kHz Version 136 kHz Version Frequency ( ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 ELECTRICAL CHARACTERISTICS temperature range that applies (Note 2), unless otherwise noted.) Characteristics POWER SWITCH CIRCUIT Power Switch Circuit On−State Resistance NCP1050, NCP1051, NCP1052 ( mA 25° 125°C J NCP1053, NCP1054, NCP1055 (I = 100 mA 25°C ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 ELECTRICAL CHARACTERISTICS temperature range that applies (Note 7), unless otherwise noted.) Characteristics TOTAL DEVICE Power Supply Current After UVLO Turn−On (Note 8) Power Switch Circuit Enabled NCP1050, NCP1051, NCP1052 44 kHz Version 100 kHz Version 136 kHz Version ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 CC(on CC(off −50 − TEMPERATURE (°C) Figure 5. Oscillator Frequency (44 kHz Version) versus Temperature 142 CC(on) 140 138 136 134 CC(off) 132 130 128 126 124 −50 −25 ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 50 CURRENT RISING CURRENT FALLING 34 30 −50 − TEMPERATURE (°C) Figure 11. Upper Window Control Input Current Thresholds versus Temperature 4.66 4.64 4.62 4.60 4.58 I SOURCE 4.56 4.54 4.52 −50 − TEMPERATURE (°C) Figure 13. Control Input Upper Window Clamp Voltage versus Temperature ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 1.02 1.00 0.98 0.96 0.94 0.92 0.90 0.88 −50 − TEMPERATURE (°C) Figure 17. Normalized Peak Current Limit versus Temperature 4.56 4.54 4.52 4.50 4.48 4.46 4.44 4.42 4.40 4.38 4.36 4.34 −50 − TEMPERATURE (°C) Figure 19. Undervoltage Lockout Threshold versus Temperature PIN SUPPLY VOLTAGE (V) Figure 21 ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 0.55 136 kHz 0.50 100 kHz 0.45 44 kHz 0.40 0.35 −50 − TEMPERATURE (°C) Figure 23. Supply Current versus Temperature (NCP1050/1/2) 0.48 0.47 0.46 0.45 0.44 0.43 0.42 0.41 −50 − TEMPERATURE (°C) Figure 25. Supply Current When Switching Disable versus Temperature 14.0 13.9 13.8 13.7 13.6 13.5 13.4 13.3 13.2 13.1 13.0 −50 −25 Figure 27. Supply Voltage versus Temperature ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 Introduction The NCP105X series represents a new higher level of integration by providing on a single monolithic chip all of the active power, control, logic, and protection circuitry required to implement a high voltage flyback converter and compliance with very low standby power requirements for modern consumer electronic power supplies ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 Current Limit Comparator and Power Switch Circuit The Power Switch Circuit is constructed with a SENSEFET™ in order to monitor the drain current. A portion of the current flowing through the circuit goes into a sense element The current limit comparator detects ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 Two application examples have been provided in this document, and they are described in detail in this section. Figure 28 shows a Universal Input, 6 Watt Converter Application as well as a 5.5 Watt Charger Application using the NCP1053 @ 100 kHz. The Charger consists of the additional components Q1, C13, and R7 through R10, as shown ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 Figure 28. Universal Input 6/5 Watt Converter/Charger Application http://onsemi.com 17 ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 Test Line Regulation − 265 − 265 − 265 − 265 − 265 − 265 V in Load Regulation 110 230 V in ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 5.224 5.222 I = 120 mA out 5.220 I = 600 mA out 5.218 5.216 5.214 5.212 I = 1.2 A out 5.210 5.208 80 130 180 LINE INPUT VOLTAGE (V Figure 30. Converter Line Regulation 110 265 ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 0.5 1.0 LOAD CURRENT (A) Figure 36. Converter Efficiency Ch1: V out Ch2: Rectified 230 0.5 A) out Figure 38. Converter On/Off Line Transient Response 110 230 265 V ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 BOARD GRAPHICS AC Input IC1 − NCP1050 Series Bottom View Figure 40. Printed Circuit Board and Component Layout http://onsemi.com DC Output − + IC3 C5 C12 − IC2 C10 + R9 C11 − − ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 DEVICE ORDERING INFORMATION R DS(on) (W) Device NCP1050P44 30 NCP1050P44G 30 NCP1050P100 30 NCP1050P100G 30 NCP1050P136 30 NCP1050P136G 30 NCP1050ST44T3 30 NCP1050ST44T3G 30 NCP1050ST100T3 30 NCP1050ST100T3G 30 NCP1050ST136T3 30 NCP1050ST136T3G 30 NCP1051P44 30 NCP1051P44G 30 NCP1051P100 30 NCP1051P100G 30 NCP1051P136 30 NCP1051P136G 30 NCP1051ST44T3 30 NCP1051ST44T3G 30 NCP1051ST100T3 30 NCP1051ST100T3G 30 NCP1051ST136T3 30 NCP1051ST136T3G 30 NCP1052P44 30 NCP1052P44G 30 NCP1052P100 30 NCP1052P100G 30 NCP1052P136 30 †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifi- cations Brochure, BRD8011/D. 9. Consult factory for additional optocoupler fail− ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 DEVICE ORDERING INFORMATION R DS(on) (W) Device NCP1052P136G 30 NCP1052ST44T3 30 NCP1052ST44T3G 30 NCP1052ST100T3 30 NCP1052ST100T3G 30 NCP1052ST136T3 30 NCP1052ST136T3G 30 NCP1053P44 15 NCP1053P44G 15 NCP1053P100 15 NCP1053P100G 15 NCP1053P136 15 NCP1053P136G 15 NCP1053ST44T3 15 NCP1053ST44T3G 15 NCP1053ST100T3 15 NCP1053ST100T3G 15 NCP1053ST136T3 15 NCP1053ST136T3G 15 NCP1054P44 15 NCP1054P44G 15 NCP1054P100 15 NCP1054P100G 15 NCP1054P136 15 NCP1054P136G 15 NCP1054ST44T3 15 NCP1054ST44T3G 15 NCP1054ST100T3 15 NCP1054ST100T3G 15 †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifi- cations Brochure, BRD8011/D. 9. Consult factory for additional optocoupler fail− ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 DEVICE ORDERING INFORMATION R DS(on) (W) Device NCP1054ST136T3 15 NCP1054ST136T3G 15 NCP1055P44 15 NCP1055P44G 15 NCP1055P100 15 NCP1055P100G 15 NCP1055P136 15 NCP1055P136G 15 NCP1055ST44T3 15 NCP1055ST44T3G 15 NCP1055ST100T3 15 NCP1055ST100T3G 15 NCP1055ST136T3 15 NCP1055ST136T3G 15 †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifi- cations Brochure, BRD8011/D. 9. Consult factory for additional optocoupler fail− ...
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... NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055 NOTE 3 C −T− N SEATING PLANE 0.13 (0.005) M PACKAGE DIMENSIONS PDIP−8 P SUFFIX CASE 626A−01 ISSUE http://onsemi.com 25 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. ...
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... ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. The products described herein (NCP1050, 1051, 1052, 1053, 1054, 1055), may be covered by one or more of the following U.S. patents: 4,553,084; 5,418,410; 5,477,175; 6,137,696; 6,137,702; 6,271,735, 6,480,043, 6,362,067, 6,587,357. There may be other patents pending. ...