an44063a Panasonic Corporation of North America, an44063a Datasheet
an44063a
Available stocks
Related parts for an44063a
an44063a Summary of contents
Page 1
... DATA SHEET Part No. Package Code No. MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. Publication date: July 2007 AN44063A SSOP032-P-0300B SEMICONDUCTOR COMPANY SDL00009AEB 1 ...
Page 2
... AN44063A Overview ………….………………………………………………………………………………………………. 3 Features … ...
Page 3
... AN44063A AN44063A Driver IC for Stepping Motor Overview AN44063A is a two channels H-bridge driver IC.Bipolar stepping motor can be controlled by a single driver IC. 2-phase,1-2(type 2) phase, W1-2 phase can be selected. Features 4-phase input (W 1- and 2-phase excitation enabled; exclusive OR function incorporated for simultaneous-ON prevention) ...
Page 4
... AN44063A Block Diagram BC1 18 CHARGE BC2 17 PUMP PHB1 26 IN3 30 IN2 29 VREFB 20 TJMON 32 PWMSW 24 PWMSW VREFA 19 IN1 28 IN0 27 ENABLEA 31 PHA1 25 S5 VOUT 22 Gate Circuit OSC BLANK Gate Circuit VM VREF SDL00009AEB 16 VPUMP 3 BOUT2 5 RCSB 7 BOUT1 15 VM2 21 VCC UVLO TSD 1 VM1 9 AOUT2 11 RCSA 13 AOUT1 ...
Page 5
... AN44063A Application Circuit Example BC1 18 CHARGE 0.01 μF BC2 17 PUMP PHB1 26 IN3 30 IN2 29 VREFB 20 TJMON 32 PWMSW 24 PWMSW VREFA 19 IN1 28 IN0 27 ENABLEA 31 PHA1 25 S5VOUT 22 0.1 μF Gate Circuit OSC BLANK Gate Circuit VM VREF SDL00009AEB 16 VPUMP 3 BOUT2 5 RCSB 7 BOUT1 15 VM2 21 VCC 0.1 μF UVLO TSD 47 μF ...
Page 6
... AN44063A Pin Descriptions Pin No. Pin name 1 VM1 Power supply 2 N.C. 3 BOUT2 4 N.C. 5 RCSB Input / Output 6 N.C. 7 BOUT1 8 N.C. 9 AOUT2 10 N.C. 11 RCSA Input / Output 12 N.C. 13 AOUT1 14 N.C. 15 VM2 Power supply 16 VPUMP 17 BC2 18 BC1 19 VREFA 20 VREFB 21 VCC Power supply 22 S5 VOUT 23 GND 24 PWMSW ...
Page 7
... AN44063A Absolute Maximum Ratings A No. Parameter 1 Supply voltage1 (pin 1, pin 15) 2 Supply voltage2 (pin 21) 3 Power dissipation 4 Operating ambient temperature 5 Storage temperature 6 Output pin voltage (pin 3, pin 7, pin 9, pin 13) 7 Motor drive current (pin 3, pin 7, pin 9, pin 13) 8 Flywheel diode current (pin 3, pin 7, pin 9, pin 13) Note) *1: Do not apply current or voltage from outside to any pin not listed above. In the circuit current, (+) means the current flowing into IC and (− ...
Page 8
... AN44063A Electrical Characteristics at V Note 25°C±2°C unless otherwise specified Parameter No. Output Drivers 1 High-level output saturation voltage 2 Low-level output saturation voltage 3 Flywheel diode forward voltage 4 Output leakage current 1 Supply current 5 (with two circuits turned off) I/O Block Supply current(with two circuits ...
Page 9
... AN44063A Electrical Characteristics at V Note 25°C±2°C unless otherwise specified Parameter No. Torque Control Block 23 Input bias current 24 PWM frequency1 25 PWM frequency2 26 Pulse blanking time 27 Cmp threshold H (100%) 28 Cmp threshold C (67%) 29 Cmp threshold L (33%) Reference Voltage Block 30 Reference voltage ...
Page 10
... AN44063A Technical Data Control mode Truth table ENABLEA "L" "L" "H" IN0/IN2 "L" "H" "L" "H" Note) 1. Rs: current detection region 2. When ENABLEA = "H" or IN0 = IN1 = "H"/IN2 = IN3 = "H", all output transistors switch off at the same time. ...
Page 11
Request for your special attention and precautions in using the technical information and (1) If any of the products or technical information described in this book exported or provided to non-residents, the laws and regulations of the ...