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NJU7381

JRC
Part Number NJU7381
Manufacturer JRC
Description DUAL H-BRIDGE DRIVER
Published Jun 12, 2009
Detailed Description NJU7381 www.DataSheet4U.com DUAL H BRIDGE DRIVER WITH COMPARATOR s GENERAL DESCRIPTION s Package Outline The NJU7381 is...
Datasheet PDF File NJU7381 PDF File

NJU7381
NJU7381

Overview
NJU7381 www.
DataSheet4U.
com DUAL H BRIDGE DRIVER WITH COMPARATOR s GENERAL DESCRIPTION s Package Outline The NJU7381 is a dual H-bridge driver IC especially developed for low voltage small stepper motor applications.
A pair of high efficiency CMOS H-bridge drivers, a built-in end-detection comparator and the advanced 2.
5mm-square FFP package make it suitable for miniature micro stepping applications.
NJU7381PC1 s FEATURES •Operating Voltage 2.
0V to 5.
5V •CMOS dual H-bridge drivers for stepper motor driving •Motor Output Current 200mA(continuous), 400mA(peak) •Built-in end-detection comparator •Schmitt trigger logic input •Thermal shutdown circuit •Package Outline FFP16 (2.
5×2.
5×h0.
85mm) -1- NJU7381 www.
DataSheet4U.
com s BLOCK DIAGRAM -2- NJU7381 www.
DataSheet4U.
com s PIN CONFIGURATIONS 12 11 10 13 14 15 16 1 2 3 4 9 8 7 6 5 8 7 6 5 4 3 2 1 9 10 11 12 13 14 15 16 1.
2.
3.
4.
5.
6.
7.
8.
INA2 VDD INB2 INB1 OUTB2 GND OUTB1 COMP - 9.
10.
11 12.
13.
14.
15.
16.
COMP + VDD NC COMP OUT OUTA1 GND OUTA2 INA1 TOP VIEW BOTTOM VIEW FFP-1 6 (Note) All VDD and GND pins should be connected the power supply and the ground respectively.
Otherwise, the electrical characteristic may not satisfy specifications.
s ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Logic Input Voltage Motor Output Current (Peak) Comparator Output Current Comparator Output Voltage Operating Temperature Storage Temperature Power Dissipation RATINGS +7.
0 -0.
3~VDD+0.
3 400 10 +7.
0 -40~+85 -50~+150 300 SYMBOL (UNIT) VDD (V) VID(V) IOPEAK(mA) ICOPEAK(mA) Vc(V) Topr (°C) Tstg (°C) PD (mW) (Ta=25°C) REMARKS On PCBoard s RECOMMENDED OPERATING CONDITIONS PARAMETER SYMBOL Supply Voltage Range Junction Temperature Motor Output Current VDD Tj IO MIN.
2.
0 -20 - TYP.
- (Ta=25°C, VDD=3.
3V) MAX.
UNIT 5.
5 125 200 V dg.
C mA -3- NJU7381 www.
DataSheet4U.
com s ELECTRICAL CHARACTERISTICS PARAMETER s GENERAL Operating Current 1 Operating Current 2 Thermal Shutdown Thermal Shutdown Hysterisis s DRIVERS Lo...


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