www.fairchildsemi.com FAN8200/FAN8200D Low Voltage/Low Saturation Stepping Motor Driver Features Description • • • • • • • • The FAN8200/FAN8200D is a monolithic intergrated circuit designed for two-phase stepping motor drive systems. It has dual H-bridge drivers with vertical-PNP power transistors. Each of the bridges has an independant enable pin, therefore it can be used for other applications as well as stepping motor drive systems. 3.3V and 5V MPU interface Dual H-bridge drivers for bipolar stepping motor drives Built-in vertical-PNP power transistors Wide supply voltage range(VCC = 2.5V ~ 7.0V) Low saturation voltage (0.4V@ 0.4A) Built-in chip enable function for each bridge Built-in shoot-through current protection Built-in thermal shutdown(TSD) function 14-DIP-300 14-SOP-225 1 1 Typical Application • • • • • General low voltage stepping motor driver Floppy disk driver Camera stepping motor driver PC camera or security equipment motion controller MPU interfaced general power driver(buffer) Ordering Information Device Package Operating Temp. FAN8200 14-DIP-300 −20 ~ +75°C FAN8200D 14-SOP-225 −20 ~ +75°C FAN8200DTF 14-SOP-225 −20 ~ +75°C Rev. 1.0.1 © 2001 Fairchild Semiconductor Corporation FAN8200/FAN8200D OUT4 11 10 PGND VS2 12 9 8 6 7 SGND OUT3 13 IN2 CE2 14 IN1 PGND Pin Assignments 3 CE1 OUT1 4 5 OUT2 2 VS1 1 VCC FAN8200/FAN8200D Pin Definitions 2 Pin Number Pin Name I/O 1 VCC - Logic part supply voltage Pin Function Description 2 CE1 I Chip enable 1 3 OUT1 O Output 1 4 VS1 - Power supply 1 5 OUT2 O Output 2 6 IN1 I Input 1 7 SGND - Signal ground 8 PGND - Power ground 9 IN2 I Input 2 10 OUT4 O Output 4 11 VS2 - Power supply 2 12 OUT3 O Output 3 13 CE2 I Chip enable 2 14 PGND - Power ground FAN8200/FAN8200D Internal Block Diagram 4 VS1 3 OUT1 5 OUT2 8 PGND VCC 1 50K IN1 6 80K Control Part1 50K CE1 2 SGND 7 80K TSD & BIAS 11 VS2 12 OUT3 10 OUT4 14 PGND 50K IN2 9 80K Control Part2 50K CE2 13 80K 3 FAN8200/FAN8200D Absolute Maximum Ratings (Ta = 25°C) Parameter Supply voltage Power supply voltage Output voltage Symbol Value Unit VCC(MAX) 9.0 V VS(MAX) 9.0 V VOUT(MAX) VS + VCF V Input voltage VIN(MAX) 7.0 V Peak output current per channel IO(PEAK) 1 A IO 0.65 (FAN8200) 0.4 (FAN8200D) A PDnote 1.0 (FAN8200) 0.6 (FAN8200D) W Junction temperture TJ 150 °C Storage temperature TSTG −40 ~ 125 °C TA −20 ~ 75 °C Continuous output current per channel Power dissipation Operating temperature Notes: 1. When mounted on 76.2mm × 114mm × 1.57mm PCB (glass epoxy material). 2. Power dissipation reduces 8.0mW/°C (FAN8200) and 4.8mW/°C(FAN8200D) for using above Ta=25°C. 3. Do not exceed PD and SOA(Safe Operating Area). Power Dissipation Curve FAN8200 Power Dissipation : PD[W] 1.0 0.5 0 SOA 0 25 50 75 100 125 150 175 150 175 Ambient temperature, Ta [°C] 1.0 FAN8200D Power Dissipation : PD[W] 0.6 SOA 0 0 25 50 75 100 125 Ambient temperature, Ta [°C] Recommended Operating Conditions (Ta = 25°C) Parameter Logic circuit supply voltage Power supply voltage 4 Symbol Min. Typ. Max Unit VCC 2.5 - 7.0 V VS 2.5 - 7.0 V FAN8200/FAN8200D Electrical Characteristics (Ta=25°C, VCC=5V, VS1=3V, VS2=3V, unless otherwise specified) Parameter Symbol Conditions Min. Typ. Max. Unit Supply current 1 ICC1 CE1, 2=0V - 0.1 10 uA Supply current 2 ICC2 CE1=3V, CE2=0V or CE1=0V, CE2=3V - 12 18 mA Saturation voltage 1 (Upper + Lower Total) VSAT1 CE1=3V, IN1=3V or 0V, IOUT=0.2A - 0.2 0.3 V Saturation voltage 2 (Upper + Lower Total) VSAT2 CE1=3V, IN1=3V or 0V, IOUT=0.4A - 0.4 0.6 V Input high level voltage VINH - 1.8 - VCC V Input low level voltage VINL - −0.3 - 0.7 V Input current IIN IN=3V, Each pin - 100 200 uA Chip enable current ICE CE=3V, Each pin - 100 200 uA ILEAK VCC=7V, VS=7V - - 30 uA IOUT=0.4A - - 1.7 V Clamp diode leakge current Clamp diode voltage VCF Typical Performance Characteristics VSAT vs. IOUT Characteristics Graph 1.0 0.8 VSAT VSAT[V][V] 0.6 0.4 0.2 0 0 100 200 300 400 500 600 700 IO[A] IOUT [A] 5 FAN8200/FAN8200D Function Descriptions CE1 IN1 OUT1 OUT2 CE2 IN2 OUT3 OUT4 Low X Z Z Low X Z Z High Low High Low High Low High Low HIgh High Low High HIgh High Low High X: don’t care Z: high-impedance CE1 CE2 IN1 IN2 +VS Phase-A OUT1-OUT2 -VS High-Impedance High-Impedance +VS Phase-B OUT3-OUT4 -VS 6 FAN8200/FAN8200D Test Circuits SW1 VCC 0.1uF SW2 4 VCC 1 VS1 SW4 OUT1 3 IN1 6 SW5 Control Part1 6Ω CE1 SGND 5 2 15Ω OUT2 PGND 8 7 TSD & BIAS SW3 VS2 11 12 OUT3 SW6 IN2 9 SW7 Control Part2 CE2 13 10 OUT4 6Ω 15Ω PGND 14 7 FAN8200/FAN8200D Typical Application Circuit VCC 0.1uF 4 VS1 VCC 1 OUT1 3 IN1 6 Control Part1 OUT2 CE1 SGND 5 2 PGND 8 7 Stepping Motor TSD & BIAS VS2 11 OUT3 12 IN2 9 From 3.3V or 5V Microprocessor Control Part2 CE2 13 OUT4 10 PGND 14 8 FAN8200/FAN8200D Application Example - Full Step Bipolar Drive Circuit Schematics Application Example - Large Current Buffer Circuit Schematics 9 FAN8200/FAN8200D Mechanical Dimensions (Unit: mm) Package Dimensions 14-DIP-300 10 FAN8200/FAN8200D Mechanical Dimensions (Unit: mm) (Continued) Package Dimensions 14-SOP-225 11 FAN8200/FAN8200D DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. 2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com 11/7/01 0.0m 001 Stock#DSxxxxxxxx 2001 Fairchild Semiconductor Corporation