SP6300 AUK | Alldatasheet

Document overview

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Technical content

Features

  • Flyback Operation with Quasi-Resonant Soft Switching for Low Power Dissipation and EMI
  • Temperature-Compensated Pulse-by-pulse Over-Current Protection
  • Latched Over-Voltage and Thermal Protection
  • Under-Voltage Lockout with Hysteresis
  • Active Low-Pass Filter for Enhanced Light-Load Stability
  • Regulated Soft Gate Drive

Applications

  • T V / M O N I T O R S M P S • AC-DC ADAPTERS/CHARGERS
  • D I G I T A L C O N S U M E R • PRINTERS, FAX MACHINES, PHOTOCOPIERS AND SCANNERS

Ordering Information

Type NO. Marking Package Code SP6300P SP6300 SOP-8 O u t l i n e D i m e n s i o n s u n i t : mm 5.87~6.17 3.18 Typ. 3.70~3.90 1.27 Typ. 0.27 Max. 1.24~1.44 0.46 Min. 0.52 Max. 0.27 Max. 4.80~5.00 SSeemmiiccoonndduuccttoorr PIN Collection

Characteristic Symbol Ratings Unit Supply Voltage V CC 20 V Peak Drive Output Current I OH / IOL +400 / -100 mA FB/OCP Voltage Range V FB/OCP -0.3 ~ +6 V Power Dissipation P D 0.5 W Operating Temperature Range Topr -25 ~ +125 °C Storage Temperature Range Tstg -55 ~ +150 °C Pin Number Pin Name Pin Function Description

1 Vcc Supply voltage of both the signal part of the IC and the gate driver

2, 3 NC No Connection

4 FB/OCP Voltage mode control feedback signal, and over current detection

5 OUT Gate driver output. T he totem-pole output driver to drive the power MOSFET. 6, 7 NC No Connection 8 GND Ground. Current return for both the signal part of the IC and the gate driver. SP6300

Electrical Characteristics

(VCC = 11V, -25°C ≤ Ta ≤ +125°C ; Unless otherwise specified) Characteristic Symbol Test Conditions Min Typ Max Unit SUPPLY VOLTAGE & CURRENT SECTION Start Threshold Voltage V TH(ST) Vcc Increasing 8.5 9.5 10.5 V Stop Threshold Voltage V TH(SP) Vcc Decreasing after Turn on Start Threshold Voltage 7.2 8 8.8 V Start up Supply Current I ST Vcc = V TH(ST) - 0.1V - - 100 ㎂ Operating Supply Current I CC V FB = 1V - 3 7 ㎃ Dynamic Operating Supply Current (Note1) IDCC Co = 1.0nF - 4 10 ㎃ PROTECTION SECTION Over Voltage Threshold V OVP Vcc Increasing until Shut down Output 15.3 17 18.7 V Thermal Shutdown Activation Temperature Tj (TSD) - - 140 - °C Latch Release Voltage V RE Vcc Decreasing until Latch Releasing 2.5 - 6.0 V Latch Holding Current I CC(RE) - - - 400 ㎂ FEEDBACK SECTION Feedback Threshold Voltage V FB - 0.68 0.73 0.78 V Css Synchronized Voltage V SYNC - 1.30 1.45 1.60 V Feedback Sink Current I SINK V FB = 1V 1.20 1.35 1.50 ㎃ MAXIMUM & MINIMUM OFF TIME SECTION Maximum Off Time t MAX - 30 - 60 ㎲ Minimum Off Time (Note1) t MIN - - - 1.5 ㎲ Minimum Input Pulse Width (Note1) tMIN(W) - - - 1.0 ㎲ OUTPUT SECTION Output Voltage High V OH V FB = 0V, ISOURCE = 5mA 9.5 10 10.5 V Output Voltage Low V OL V FB = 1V, ISINK = 5mA - 10 50 ㎷ Output Sink Current I GDSINK Vo = 7V - 300 - ㎃ Output Source Current I GDSOURCE Vo = 5V - 80 - ㎃ Output Voltage Rising Time t r C O = 1nF - 150 - ㎱ Output Voltage Falling Time t f C O = 1nF - 50 - ㎱ Note 1 : Feedback is square wave, V1 = 0V, V2 = 2V, Td = 0, Tr = 1ns, Tf = 1ns, PW = 1us, PER =36us SP6300

Electrical Characteristic Curves Fig. 2 VTH(SP) vs. Ta Fig. 6 VOH vs. Ta Fig. 1 ICC vs. Ta Fig. 3 IST vs. Ta Fig. 4 VFB vs. Ta Fig. 5 VTH(ST) vs. Ta

Electrical Characteristic Curves Fig. 8 VOUT vs. Isink Fig. 7 VOL vs. Ta Fig. 9 VOUT vs. Isource The AUK Corp. products are intended for the use as components in general electronic equipment (Office and communication equipment, measuring equipment, home appliance, etc.). Please make sure that you consult with us before you use these AUK Corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to the welfare of human life(atomic energy control, airplane, spaceship, transportation, combustion control, all types of safety device, etc.). AUK Corp. cannot accept liability to any damage which may occur in case these AUK Corp. products were used in the mentioned equipments without prior consultation with AUK Corp.. Specifications mentioned in this publication are subject to change without notice.