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TA7289F

Toshiba Semiconductor
Part Number TA7289F
Manufacturer Toshiba Semiconductor
Description PWM STEPPING MOTOR DRIVER
Published Dec 26, 2005
Detailed Description TA7289P/F/FG TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA7289P,TA7289F/FG PWM STEPPING MOTOR DRIVER ...
Datasheet PDF File TA7289F PDF File

TA7289F
TA7289F

Overview
TA7289P/F/FG TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA7289P,TA7289F/FG PWM STEPPING MOTOR DRIVER The TA7289P, TA7289F/FG are PWM solenoid driver designed especially for use high efficiency stepping motor control.
It consist of 1.
5A peak current drive capable output full bridge driver, oscillation circuit for PWM switching, 4bit D−A for output current control and TTL compatible input circuit.
FEATURES z Wide Range of Operating Voltage : VCC (opr.
) Min.
= 6~27 V z High Current Capability: IO Max = 1.
5 A (PEAK) z LS−TTL Compatible Control Inputs (IN A, IN B) z Few External Components Required.
z Build−in 4bit DAC.
TA7289F/FG The TA7289FG is a Pb-free product.
The TA7289P is Sn plated product including Pb.
The following conditions apply to solderability: *Solderability 1.
Use of Sn-37Pb solder bath *solder bath temperature = 230°C *dipping time = 5 seconds *number of times = once *use of R-type flux 2.
Use of Sn-3.
0Ag-0.
5Cu solder bath *solder bath temperature = 245°C *dipping time = 5 seconds *the number of times = once *use of R-type flux Weight HDIP14−P−500−2.
54A : 3.
00g (Typ.
) HSOP20−P−450−1.
00 : 0.
79g (Typ.
) 1 2006-3-2 BLOCK DIAGRAM TA7289P/F/FG TA7289P / TA7289F/FG Note: Pin (1), (4), (6), (8), (11), (13) of TA7289F/FG are all NC (Non−connection) 2 2006-3-2 PIN FUNCTION PIN No.
P F/FG 1 20 22 33 45 57 69 7 10 8 12 9 14 10 15 11 16 12 17 13 18 14 19 FIN FIN PIN SYMBOL Vref IN B IN A COSC NF OUT B VI OUT A GND VCC 20 21 22 23 GND FUNCTIONAL DESCRIPTION NF voltage supply input terminal Signal input terminal Signal input terminal Function Internal oscillation frequency input terminal Output current detection terminal Output B terminal Comparator input terminal Output A terminal GND terminal Power voltage supply terminal D / A input terminal D / A input terminal D / A input terminal D / A input terminal GND terminal Note: Pin (1), (4), (6), (8), (11), (13) of TA7289F/FG are all NC (Non−connection) FUNCTION IN A IN B...


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