AP3106 BCDSEMI | Alldatasheet

Document overview

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Technical content

Features

  • High-voltage Start-up Circuit
  • Low Start-up Current: 15 µA (Max.)
  • Current Mode Control
  • Programmable PWM Switching Frequency
  • Non-audible-noise Green Mode Control
  • LEB (Leading-Edge Blanking) on SENSE Pin
  • Fast OCP for Abnormal Short Circuit
  • Frequency Linearly Decreasing at Light Load
  • Soft Driving
  • Internal Slope Compensation
  • Built-in Brownout Protection
  • Useful Pin Fault Protection CS Pin Floating RI Pin Short to Ground RI Pin Floating
  • Comprehensive System Protection VCC Over Voltage Protection (VOVP) Over Temperature Protection (OTP) Constant Over Load Protection (COLP) Short Circuit Protection (SCP)
  • Compact Size SOIC-7 Package

Applications

  • Switching AC/DC Adaptor
  • LCD Monitor/TV Power
  • Open Frame Switching Power Supply

Figure 1. Package Type of AP3106

Figure 2. Pin Configuration of AP3106 (Top View)

1 RI Set the bias current to determ ine the normal switching frequency

4 GND Ground

5 GATE Gate drive output to drive the external MOSFET

6 VCC Supply voltage pin

4 SENSE3

Figure 3. Functional Block Diagram of AP3106

P r e l i m i n a r y D a t a s h e e t HIGH VOLTAGE GREEN MODE PWM CONTROLLER AP3106 Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited

Ordering Information

C i r c u i t T y p e G 1 : G r e e n P a c k a g e B l a n k : T u b e M : S O I C - 7 T R : T a p e & R e e l Package Temperature Range Part Number Marking ID Packing Type AP3106M-G1 3106M-G1 Tube SOIC-7 -40 to 85°C AP3106MTR-G1 3106M-G1 Tape & Reel BCD Semiconductor's Pb-free products, as designated with "G1" suffix in the part number, are RoHS compliant and green.

P r e l i m i n a r y D a t a s h e e t HIGH VOLTAGE GREEN MODE PWM CONTROLLER AP3106 Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited Absolute Maximum Ratings (Note 1) Parameter Symbol Value Unit Power Supply Voltage V CC 30 V Input Voltage to High Voltage Pin (HV) VHV 600 V GATE Output Current I GATE 500 mA Input Voltage to FB, SENSE V FB, VSENSE -0.3 to 7 V Thermal Resistance (Junction to Ambient) θJA 186 °C/W Power Dissipation at TA<25ºC P D 550 mW Operating Junction Temperature T J -40 to 150 °C Storage Temperature T STG 150 °C ESD (Human Body Model) 3000 V ESD (Machine Model) 300 V Note 1: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under “Recommended Operating Co nditions” is not implied. Exposure to “Absolute Maximum Ratings” for extended periods may affect device reliability. Recommended Operating Conditions Parameter Symbol Min Max Unit Supply Voltage V CC 10 25 V Ambient Temperature T A -40 85 °C

P r e l i m i n a r y D a t a s h e e t HIGH VOLTAGE GREEN MODE PWM CONTROLLER AP3106 Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited

Electrical Characteristics

VIN =16V , TA=25°C, unless otherwise specified. Parameter Conditions Min Typ Max Unit HIGH-VOLTAGE SUPPLY (HV Pin) High-Voltage Current Source V CC<UVLO (on) , VHV=400V 1 2 3.5 mA VCC>UVLO (off), VHV=100V 2.5 Off-State Leakage Current VCC>UVLO (off), VHV=400V 10 18 µA SUPPLY VOLTAGE (VCC Pin) Start-up Current V CC=14.8V 5 15 µA VFB=0V, CL=1nF 0.2 0.6 1 Operating Supply Current VFB=3V, CL=1nF 1.5 2.5 3.5 mA UVLO (on) 15 16 17 V UVLO (off) 7.6 8.6 9.6 V VCC OVP 27 28 30 V VCC Clamp I CC=5mA 35 V De-latch VCC 3.8 5.7 7 V OSCILLATOR SECTION Maximum Duty Cycle 70 75 80 Minimum Duty Cycle 0 Oscillation Frequency RI=100kΩ 60 65 70 kHz Green Mode Frequency RI=100kΩ 28 kHz Frequency Temperature Stability -40 to 85°C 5 % Frequency Voltage Stability V CC=12V to 30V 5 % Frequency Dithering ∆f/center frequency ±6 % CURRENT SENSE SECTION (SENSE Pin) Maximum SENSE Voltage V HV=100V 0.8 0.85 0.9 V The Ratio of Input Voltage to Current Sense Voltage 2.5 3 3.5 V/V LEB Time of SENSE RI=100kΩ 150 250 350 ns Delay to Output 100 ns Soft Start Time RI=100kΩ 3 4 5 ms FEEDBACK INPUT SECTION (FB Pin) Short Circuit Current V FB=0V -0.6 -0.3 mA Green Mode Threshold VFB 2.1 V Burst Mode Threshold VFB 0.89 1.15 1.41 V Open Loop Voltage FB pin open 4.8 5.4 6 V Input Impendence 10 16 22 kΩ

VIN =16V , TA=25°C, unless otherwise specified. Figure 4. Start-up Voltage vs. Ambient Temperature Figure 5. Shutdown Voltage vs. Ambient Temperature

Figure 10. Typical Application of AP3106

P r e l i m i n a r y D a t a s h e e t HIGH VOLTAGE GREEN MODE PWM CONTROLLER AP3106 Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited Mechanical Dimensions S O I C - 7 U n i t : m m ( i n c h )

BCD Semiconductor Manufacturing Limited reserves the right to make changes without further notice to any products or specifi- cations herein. BCD Semiconductor Manufacturing Limited does not assume any responsibility for use of any its products for any particular purpose, nor does BCD Semiconductor Manufacturing Limited assume any liability arising out of the application or use of any its products or circuits. BCD Semiconductor Manufacturing Limited does not convey any license under its patent rights or other rights nor the rights of others. - Wafer Fab Shanghai SIM-BCD Semiconductor Manufacturing Limited 800, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6485 1491, Fax: +86-21-5450 0008 BCD Semiconductor Manufacturing Limited MAIN SITE REGIONAL SALES OFFICE Shenzhen Office Shanghai SIM-BCD Semiconductor Manufacturing Co., Ltd. Shenzhen Office Advanced Analog Circuits (Shanghai) Corporation Shenzhen Office Room E, 5F, Noble Center, No.1006, 3rd Fuzhong Road, Futian District, Shenzhen 518026, China Tel: +86-755-8826 7951 Fax: +86-755-8826 7865 Taiwan Office BCD Semiconductor (Taiwan) Company Limited 4F, 298-1, Rui Guang Road, Nei-Hu District, Taipei, Taiwan Tel: +886-2-2656 2808 Fax: +886-2-2656 2806 USA Office BCD Semiconductor Corporation 30920 Huntwood Ave. Hayward, CA 94544, U.S.A Tel : +1-510-324-2988 Fax: +1-510-324-2788 - IC Design Group Advanced Analog Circuits (Shanghai) Corporation 8F, Zone B, 900, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6495 9539, Fax: +86-21-6485 9673 BCD Semiconductor Manufacturing Limited http://www.bcdsemi.com BCD Semiconductor Manufacturing Limited IMPORTANT NOTICE BCD Semiconductor Manufacturing Limited reserves the right to make changes without further notice to any products or specifi- cations herein. BCD Semiconductor Manufacturing Limited does not assume any responsibility for use of any its products for any particular purpose, nor does BCD Semiconductor Manufacturing Limited assume any liability arising out of the application or use of any its products or circuits. BCD Semiconductor Manufacturing Limited does not convey any license under its patent rights or other rights nor the rights of others. - Wafer Fab Shanghai SIM-BCD Semiconductor Manufacturing Co., Ltd.

800 Yi Shan Road, Shanghai 200233, China

Tel: +86-21-6485 1491, Fax: +86-21-5450 0008 MAIN SITE REGIONAL SALES OFFICE Shenzhen Office Shanghai SIM-BCD Semiconductor Manufacturing Co., Ltd., Shenzhen Office Unit A Room 1203, Skyworth Bldg., Gaoxin Ave.1.S., Nanshan District, Shenzhen, China Tel: +86-755-8826 7951 Fax: +86-755-8826 7865 Taiwan Office BCD Semiconductor (Taiwan) Company Limited 4F, 298-1, Rui Guang Road, Nei-Hu District, Taipei, Taiwan Tel: +886-2-2656 2808 Fax: +886-2-2656 2806 USA Office BCD Semiconductor Corp. 30920 Huntwood Ave. Hayward, CA 94544, USA Tel : +1-510-324-2988 Fax: +1-510-324-2788 - Headquarters BCD Semiconductor Manufacturing Limited No. 1600, Zi Xing Road, Shanghai ZiZhu Science-based Industrial Park, 200241, China Tel: +86-21-24162266, Fax: +86-21-24162277