Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R General Description Features The AM4963/AM4963R is a full wave driver IC with direct PWM control function and thermal resistor control function. It is used for single phase motor and is capable of speed control by PWM pulse and thermal resistor at the same time. • • • • • The AM4963/AM4963R is available in HTSSOP-14 and SSOP-16 packages. • • • • • • • 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 • • HTSSOP-14 CPU Cooler Fan in PC Brushless DC Motor Driver SSOP-16 Figure 1. Package Types of AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 1 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Pin Configuration GH Package (HTSSOP-14) PGND PGND OUT2 1 14 OUT1 VCC 2 13 TH VMIN 3 12 CT PWM 4 11 RADJ CF 5 10 HIN- FG/RD 6 9 HIN+ RT 7 8 TL GS Package (SSOP-16) PGND 1 16 OUT1 OUT2 2 15 TH VCC 3 14 SGND VMIN 4 13 CT PWM 5 12 RADJ CF 6 11 HIN- FG/RD 7 10 HIN+ RT 8 9 TL Figure 2. Pin Configuration of AM4963/AM4963R (Top View) Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 2 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R 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 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 Sep. 2011 Rotation speed indicator or Rotation/lock state indicator Rev. 1. 0 BCD Semiconductor Manufacturing Limited 3 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Functional Block Diagram V+ Thermal Shutdown Triangle Wave 104k 3 (4) VMIN 42k V+ 11 (12) V+ PWM 6 (7) 93k 17k 56k 18k 54k 2 (3) 5 (6) CF V+ 1 (2) 8 (9) TL 9 (10) HIN+ Lock Shutdown and Auto Restart 10 (11) HIN- OUT2 VREG 13 (15) TH VCC Control Circuit 7 (8) RT RD Pre-driver 90k 4 (5) FG V+ 51k RADJ 6 (7) Hysteresis Amp 14 (16) OUT1 (1) 12 (13) PGND CT A (B) A for HTSSOP-14 B for SSOP-16 Figure 3. Functional Block Diagram of AM4963/AM4963R Truth Table Items IN- IN+ 1 H L 2 L H 3 H L 4 L H 5 H L 6 L H Sep. 2011 VCF CT L L H L H OUT1 OUT2 FG H L L L H Off Off L L L Off Off H Off L Off H Off Rev. 1. 0 RD Mode Rotation PWM Off L (ON) H (OFF) Rotation Recirculation PWM Off Lock Protection BCD Semiconductor Manufacturing Limited 4 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Ordering Information AM4963 - Circuit Type G1: Green Blank: AM4963 R: AM4963R Blank: Tube TR: Tape & Reel Package GH: HTSSOP-14 GS: SSOP-16 Package Temperature Range HTSSOP-14 -30 to 90°C SSOP-16 Part Number Marking ID Packing Type AM4963GH-G1 AM4963GH-G1 Tube AM4963GHTR-G1 AM4963GH-G1 Tape & Reel AM4963RGH-G1 AM4963RGH-G1 Tube AM4963RGHTR-G1 AM4963RGH-G1 Tape & Reel AM4963GS-G1 AM4963GS-G1 Tube AM4963GSTR-G1 AM4963GS-G1 Tape & Reel AM4963RGS-G1 AM4963RGS-G1 Tube 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. Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 5 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Absolute Maximum Ratings (Note 1) Parameter Symbol Value Unit Supply Voltage VCC 18 V Output Current IOUT 1.0 A Output Voltage VOUT 18 V RD Output Voltage VRD 18 V FG Output Voltage VFG 18 V RD Output Current IRD 10 mA FG Output Current IFG 10 mA Power Dissipation PD Storage Temperature Range TSTG Thermal Resistance (Junction to Ambient) θJA SSOP-16 0.8 W HTSSOP-14 1.1 W -55 to 150 °C SSOP-16 156 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 Conditions” 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 VCC 3.5 12 16 V Hall Input Voltage + (Note 2) VIN+ 0.2 3 V Hall Input Voltage - (Note 2) VIN- 0.2 3 V Ambient Temperature TA -30 90 °C Note 2: Hall input voltage range includes the amplitude of signal. Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 6 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Electrical Characteristics (VCC=12V, TA=25°C, unless otherwise specified.) Parameter Quiescent Current Symbol Conditions Min Typ Max IQ1 VCT=L 10 15 18.8 IQ2 VCT=H 5.2 8 10.6 Unit mA Output Saturation Voltage at High Side VSATH ISOURCE=200mA 1.0 1.17 V Output Saturation Voltage at Low Side VSATL ISINK=200mA 0.2 0.3 V CPWM Frequency fPWM 18 25 32 kHz CPWM High Level Voltage VCPWMH 3.4 3.6 3.8 V CPWM Low Level Voltage VCPWML 1.8 2.1 2.3 V VCFH1 2.9 3.1 3.4 VCFH2 2.9 3.2 3.5 VCFL1 2.3 2.6 2.9 VCFL2 1.7 2.0 2.3 VADJ1 3.6 3.9 4.2 VADJ2 3.7 4.0 4.3 VMIN Voltage VMIN 2.4 3.0 3.3 V Hall Input Hysteresis VHYS ±10 ±20 mV CT High Level Voltage VCTH 3.55 3.7 3.88 V CT Low Level Voltage VCTL 1.55 1.7 1.85 V CT Charge Current ICHG 1.11 2.3 3.6 µA CT Discharge Current IDHG 0.11 0.23 0.36 µA CT Charge and Discharge Ratio RCD ICHG/IDHG 8.3 12 15.8 FG Output Low Level Voltage VFGL IFG=5mA 0.2 0.3 V FG Leakage Current ILFG VFG=7V 30 µA RD Output Low Level Voltage VRDL IRD=5mA 0.3 V RD Leakage Current ILRD VRD=7V 30 µA CF High Level Voltage CF Low Level Voltage RADJ Pin Voltage Sep. 2011 Rev. 1. 0 0.2 V V V BCD Semiconductor Manufacturing Limited 7 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Typical Performance Characteristics 20 0 TA=25 C 25 IQ1 (VCT=L) 12 IQ (mA) IQ1/IQ2 (mA) 16 IQ2 (VCT=H) 20 15 10 8 VCC=12V 4 5 IQ1 (VCT=L) IQ2 (VCT=H) 0 0 0 5 10 15 20 -50 25 0 50 100 O VCC (V) TA ( C) Figure 4. Quiescent Current vs. Supply Voltage Figure 5. Quiescent Current vs. Ambient Temperature 1.2 3.0 HTSSOP-14 0 VSATH VSATL 2.0 VSAT (V) Allowable Power Dissipation (W) VCC=12V, TA=25 C 2.5 1.5 1.0 0.5 0.0 0 100 200 300 400 0.8 0.6 0.4 0.2 0.0 500 -20 IOUT (mA) 0 20 40 60 80 90 100 O Ambient Temperature ( C) Figure 6. Output Saturation Voltage vs. Output Current Sep. 2011 1.0 Figure 7. Allowable Power Dissipation vs. Ambient Temperature (For HTSSOP-14) Rev. 1. 0 BCD Semiconductor Manufacturing Limited 8 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Typical Performance Characteristics (Continued) Allowable Power Dissipation (W) 1.2 SSOP-16 1.0 0.8 0.6 0.4 0.2 0.0 -20 0 20 40 60 80 90 100 120 O Ambient Temperature ( C) Figure 8. Allowable Power Dissipation vs. Ambient Temperature (For SSOP-16) Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 9 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Operating Diagram Adjustable Voltage fPWM=25kHz VH=3.6V VMIN VCF (T≤TL) VL=2.0V VCF (T≥TH) Low Speed High Speed PWM Variable f (T≤TL) f (T≥TH) All Parameters Are Tested under VCC=12V Figure 9. Operating Diagram of AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 10 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Typical Application Application Circuit for HTSSOP-14 Package Application Circuit for SSOP-16 Package Figure 10. Typical Applications of AM4963/AM4963R Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 11 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Typical Application (Note 3, continued) VCC D1 L1 V+ D2 AM4963/AM4963R 1 C1 1 F R1 R3 R2 OUT2 2 VCC TH 13 3 VMIN CT 12 4 PWM 5 C3 1 F R4 OUT1 D3 14 C2 0.47 F R5 11 RADJ CF HIN- 10 6 FG/RD HIN+ 9 7 RT PGND V+ R9 R6 R11 R10 TL 8 RT V+ R8 AH921 Application Circuit for HTSSOP-14 Package VCC D1 L1 V+ 2 C1 1 F 3 R1 4 5 R3 R2 6 C3 1 F D3 AM4963/AM4963R D2 R4 RT OUT1 TH OUT2 VCC SGND VMIN CT PWM CF 7 FG/RD 8 RT PGND 16 15 R9 V+ 14 R5 13 RADJ 12 HIN- 11 HIN+ TL 10 C2 0.47 F R6 R11 R10 9 R8 1 V+ AH921 Application Circuit for SSOP-16 Package Figure 11. Typical Applications of AM4963/AM4963R with AH921 Hall Sensor Note 3: The package type of AH921 used here is SOT-23-3, if TO-92S-3 is used, please swap the connection of HIN- and HIN+. Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 12 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Typical Application (Note 4, Continued) Note 4: Some typical performance curves of applications based on circuits above (Figure 10, 11) are shown as below (R1 to R6 open, R8=8kΩ, R9=150kΩ). 100 100 TH VCC=12V O TA=30 C 80 O TA=38 C Output Duty Cycle (%) Output Duty Cycle (%) 80 60 40 TL 60 40 Input duty cycle=20% Input duty cycle=50% Input duty cycle=70% Input duty cycle=100% 20 20 0 0 0 20 40 60 80 28 100 30 32 34 36 38 40 O TA ( C) Input Duty Cycle (%) Figure 12. Output Duty Cycle vs. Input Duty Cycle Figure 13. Output Duty Cycle vs. TA 42 High Corner Temperature ( C) RT=TSM2A103F39H1RZ 38 Input duty cycle=100% 0 TL=30 C 40 O 0 Low Corner Temperature ( C) 40 36 34 32 30 28 26 38 36 34 32 24 5 6 7 8 9 10 40 R8 (kΩ) 60 80 100 120 140 160 180 200 220 240 R9 (kΩ) Figure 14. Low Corner Temperature vs. R8 Figure 15. High Corner Temperature vs. R9 (Note 5) Note 5: 1) Low corner temperature (TL) is set by thermal resistor RT and R8; RT=R8 when at temperature TL. 2) High corner temperature (TH) can be expressed as: TH≈TL+5*R9/100k. 3) First, set TL, then TH. Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 13 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Mechanical Dimensions HTSSOP-14 Unit: mm(inch) 1. 470(0. 058) 1. 570(0. 062) 6. 350(0. 250) 6. 550(0. 258) 1. 450(0. 057) 1. 550(0. 061) 6. 200(0. 244) 6. 600(0. 260) 4. 300(0. 169) 4. 500(0. 177) SEE DETAIL A 0. 750(0. 030) 0. 850(0. 033) 0.200(0.008) or 1.480(0.058) 0.280(0.011) or 1.610(0.063) 0.100(0.004) 0.190(0.007) 0. 650(0. 026) BSC 1. 300(0. 051) BSC 1. 200(0. 047) MAX 0. 340(0. 013) 0. 540(0. 021) 0. 200(0. 008) MIN 10 14 R0. 090(0. 004) MIN BASE METAL 0.100(0.004) 0.150(0.006) 0.200(0.008) or 1.470(0.058) 0.240(0.009) or 1.570(0.062) R0. 090(0. 004) MIN 0. 250(0. 010) BSC 0.050(0. 002) 0.200(0. 008) 0 8 0. 450(0. 018) 0. 750(0. 030) 0.900(0. 035) 1.050(0. 041) 1. 000(0. 039) REF DETAIL A Note: Eject hole, oriented hole and mold mark is optional. Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 14 Data Sheet Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R Mechanical Dimensions (Continued) SSOP-16 Unit: mm(inch) o o Φ o o o o Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 15 BCD Semiconductor Manufacturing Limited http://www.bcdsemi.com IMPORTANT NOTICE IMPORTANT NOTICE BCD Semiconductor BCD Semiconductor Manufacturing Manufacturing Limited Limited reserves reserves the the right right to to make make changes changes without without further further notice notice to to any any products products or or specifispecifications herein. cations herein. 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