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LB1668

ON Semiconductor
Part Number LB1668
Manufacturer ON Semiconductor
Description 2-phase Unipolar Brushless Motor Driver
Published Feb 2, 2016
Detailed Description LB1668M 2‐phase Unipolar Brushless Motor Driver Monolithic Digital IC Overview The LB1668M is 2-phase unipolar drive br...
Datasheet PDF File LB1668 PDF File

LB1668
LB1668

Overview
LB1668M 2‐phase Unipolar Brushless Motor Driver Monolithic Digital IC Overview The LB1668M is 2-phase unipolar drive brushless motor driver that features a wide usable voltage range and a minimal number of required external components.
It also supports the formation of motor lock protection and automatic recovery circuits.
Features • Output protection Zener Diodes with Variable Breakdown Voltages ♦ When the Z1 and Z2 Pins are Open: VOLM = 57 V ♦ When the Z1 and Z2 Pins are Shorted: VOLM = 32 V ♦ An External Zener Diode can be Connected between Z1 and VCC • Can Support Both 12 V and 24 V Power Supplies by Changing an External Resistor • Hall Elements can be Connected Directly • 1.
5 A Output Current Output Transistors Built in • Built-in Rotation Detection Function that Outputs Low when Driven and High when Stopped • Motor Lock Protection and Automatic Recovery Functions Built in • Thermal Shutdown Function www.
onsemi.
com MFP14S CASE 751CB MARKING DIAGRAM XXXXXXXXXX YMDDD XXXXX Y M DDD = Specific Device Code = Year = Month = Additional Traceability Data PIN ASSIGNMENT 1 IN− IN+ 14 VIN RD C Z2 NC Z1 OUT1 OUT2 NC NC GND 7 (Top View) NC 8 ORDERING INFORMATION See detailed ordering and shipping information on page 7 of this data sheet.
© Semiconductor Components Industries, LLC, 2013 March, 2018 − Rev.
1 1 Publication Order Number: LB1668M/D LB1668M SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS (TA = 25°C) Symbol Parameter Conditions Ratings Unit ICC max Maximum Input Current t ≤ 20 ms 200 mA VOUT Output Supply Voltage Internal V IOUT Output Current 1.
5 A IRD/IFG RD/FG Flow-in Current 10 mA VRD/VFG RD/FG Supply Voltage 30 V Pd max Allowable Power Dissipation With specified board (Note 1) 0.
8 W Topr Operating Temperature −30 to +80 °C Tstg Storage Temperature −55 to +150 °C Stresses exceeding those listed in the Maximum Ratings table may damage the device.
If any of these limits are exceeded, device functionality should not ...


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