AM4963_11 BCDSEMI | Alldatasheet

Document overview

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Technical content

Features

  • The Motor Speed is Controlled by PWM Pulse Directly and Thermal Resistor at the Same Time
  • Low Corner Temperature (30°C) Adjustable
  • High Corner Temperature (38°C) Adjustable
  • Full Speed when Thermal Resistor Shorten
  • Built-in Triangle Wave Circuit without Extra Oscillation Capacitor
  • Built-in Minimal Speed Setup Circuit
  • Alpha Slope Adjustable
  • Rotation Speed Indicator (FG)
  • Rotation/lock State Indicator (RD)
  • Built-in Temperature Control Circuit
  • Built-in Thermal Shutdown Circuit
  • Lock Protection and Auto-restart

Applications

  • CPU Cooler Fan in PC
  • Brushless DC Motor Driver

Figure 1. Package Types of AM4963/AM4963R

Figure 2. Pin Configuration of AM4963/AM4963R (Top View)

Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited Pin Description Pin Number HTSSOP-14 SSOP-16 Pin Name Function 1 2 OUT2 Driver output2 2 3 VCC Power 3 4 VMIN Minimum duty setting 4 5 PWM PWM pulse adjustable input 5 6 CF PWM Filter capacitor input 6 7 FG/RD Rotation speed indicator or Rotation/lock state indicator 7 8 RT Thermal sensitive 8 9 TL Low temperature set resistor 9 10 HIN+ Hall sensor input+ 10 11 HIN- Hall sensor input- 11 12 RADJ Alpha slope adjustable 12 13 CT Lock and rotation setting capacitor terminal 13 15 TH High temperature set resistor 14 16 OUT1 Driver output1

1 PGND Power ground

14 SGND Signal ground

Figure 3. Functional Block Diagram of AM4963/AM4963R

1 H L H L L Rotation

2 L H

3 H L Off L L Rotation

4 L H

5 H L H Off L

6 L H

Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited

Ordering Information

G 1 : G r e e n Blank: AM4963 R: AM4963R P a c k a g e GH: HTSSOP-14 GS: SSOP-16 Package Temperature Range Part Number Marking ID Packing Type AM4963GH-G1 AM4963GH-G1 Tube AM4963GHTR-G1 AM4963GH-G1 Tape & Reel AM4963RGH-G1 AM4963RGH-G1 Tube HTSSOP-14 AM4963RGHTR-G1 AM4963RGH-G1 Tape & Reel AM4963GS-G1 AM4963GS-G1 Tube AM4963GSTR-G1 AM4963GS-G1 Tape & Reel AM4963RGS-G1 AM4963RGS-G1 Tube SSOP-16 -30 to 90°C AM4963RGSTR-G1 AM4963RGS-G1 Tape & Reel BCD Semiconductor's Pb-free products, as designated with "G1" suffix in the part number, are RoHS compliant and green. Blank: Tube TR: Tape & Reel

Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited Absolute Maximum Ratings (Note 1) Parameter Symbol Value Unit Supply Voltage V CC 18 V Output Current I OUT 1.0 A Output Voltage V OUT 18 V RD Output Voltage V RD 18 V FG Output Voltage V FG 18 V RD Output Current I RD 10 mA FG Output Current I FG 10 mA SSOP-16 0.8 W Power Dissipation P D HTSSOP-14 1.1 W Storage Temperature Range T STG -55 to 150 °C SSOP-16 156 Thermal Resistance (Junction to Ambient) θJA HTSSOP-14 114 °C/W ESD (Human Body Model) ESD 3000 V ESD (Machine Model) ESD 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 Typ Max Unit Supply Voltage V CC 3.5 12 16 V Hall Input Voltage + (Note 2) V IN+ 0.2 3 V Hall Input Voltage - (Note 2) V IN- 0.2 3 V Ambient Temperature T A -30 90 °C Note 2: Hall input voltage range includes the amplitude of signal.

Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited

Electrical Characteristics

(VCC=12V, TA=25°C, unless otherwise specified.) Parameter Symbol Conditions Min Typ Max Unit IQ1 V CT=L 10 15 18.8 Quiescent Current IQ2 V CT=H 5.2 8 10.6 mA Output Saturation Voltage at High Side VSATH I SOURCE=200mA 1.0 1.17 V Output Saturation Voltage at Low Side VSATL I SINK=200mA 0.2 0.3 V CPWM Frequency f PWM 18 25 32 kHz CPWM High Level Voltage V CPWMH 3.4 3.6 3.8 V CPWM Low Level Voltage V CPWML 1.8 2.1 2.3 V VCFH1 2.9 3.1 3.4 CF High Level Voltage VCFH2 2.9 3.2 3.5 V VCFL1 2.3 2.6 2.9 CF Low Level Voltage VCFL2 1.7 2.0 2.3 V VADJ1 3.6 3.9 4.2 RADJ Pin V oltage VADJ2 3.7 4.0 4.3 V VMIN Voltage V MIN 2.4 3.0 3.3 V Hall Input Hysteresis V HYS ±10 ±20 mV CT High Level Voltage V CTH 3.55 3.7 3.88 V CT Low Level Voltage V CTL 1.55 1.7 1.85 V CT Charge Current I CHG 1.11 2.3 3.6 µA CT Discharge Current I DHG 0.11 0.23 0.36 µA CT Charge and Discharge Ratio R CD I CHG/IDHG 8.3 12 15.8 FG Output Low Level Voltage V FGL I FG=5mA 0.2 0.3 V FG Leakage Current I LFG V FG=7V 30 µA RD Output Low Level Voltage V RDL I RD=5mA 0.2 0.3 V RD Leakage Current I LRD V RD=7V 30 µA

Figure 8. Allowable Power Dissipation vs.

Figure 9. Operating Diagram of AM4963/AM4963R

Figure 10. Typical Applications of AM4963/AM4963R

Figure 11. Typical Applications of AM4963/AM4963R with AH921 Hall Sensor

Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited Mechanical Dimensions HTSSOP-14 Unit: mm(inch) 6.350(0.250) 6.550(0.258) 1.470(0.058) 1.570(0.062) 1.450(0.057) 0.850(0.033) 0.650(0.026) BSC 1.300(0.051) BSC 6.200(0.244) 6.600(0.260) 0.340(0.013) 0.540(0.021) 1.200(0.047) MAX 0.050(0.002) 0.200(0.008) 0.900(0.035) 1.050(0.041) 4. 300(0. 169) 4. 500(0. 177) SEE DETAIL A 0. 250(0. 010) BSC R0.090 (0.004 ) MIN R0.090(0.004) MIN 0.200(0.008) MIN 0.450(0.018) 0.750(0.030) 1.000(0.039) REF DETAIL A Note: Eject hole, oriented hole and mold mark is optional. 0.100(0.004) 0.150(0.006) 0.100(0.004) 0.190(0.007) BASE METAL

Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited Mechanical Dimensions (Continued) SSOP-16 Unit: mm(inch) o o o o o o Φ

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