general description the HT5125F is a bi - directional motor driver with forward/reverse/stop/release function for mo tor driver application. features ? low voltage operation ? low current drain at standby mode ? provide 4 modes motor driver, forward/reverse/stop/release ? over - current auto protection b lock diagram control logic driver driver in _ a in _ b out _ a out _ b pin descriptions oa vcc vcc 1 2 3 4 5 6 7 8 ob vss ia ib vss ht 5125 a symbol i/o type pin# description vdd p 2 , 3 power supply vss g 5 , 8 ground supply in_a i 6 input signal a in_b i 7 input signal a out_a o 1 motor driver output a out_b o 4 motor driver output b 1 of 4 HT5125F 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification control logic driver driver in _ a in _ b out _ a out _ b oa vcc vcc 1 2 3 4 5 6 7 8 ob vss ia ib vss ht 5125 a
functional descriptions in_a in_b o ut_a out_b mode l l z z release h l h l forward l h l h reverse h h l l break electrical characteristics at 2 5 item symbol min typ max unit condition operating voltage v dd 1. 6 3. 6 4.2 v standby current i dds - 0. 2 5 ua v dd =3v,in_a/in_b= v ss operating current i ddo - 150 300 ua v dd =3 .6 v, no load input high voltage v ih 1.2 - v dd v v dd =3v input low voltage v il v ss - 0.8 v v dd =3v output ro_up ro_up 0.2 3 v dd = 3.6 v output ro_dn ro_dn 0.2 0 v dd = 3.6 v otp_r 150 otp_f 100 a bsolute maximum ratings parameter symbol min typ max unit condition supply voltage v dd - 0.3 - 4.8 v - output current i ou t - 2 .0 - a - logic input voltage range v in - 0.3 - v dd +0.3 v - junction temperature t j - - 125 - storage temperature range t stg - 40 - 150 - operating temperature range t a 0 - 85 - note: output current rating may be limited by ambient temperature ,heat sink and air flow etc.do not exceed the junction temperature of 1 5 0 under any set of conditions. 2 of 4 HT5125F 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
block diagram 47 uf 5 , 4 6 6 7 in _ a in _ b out _ a out _ b vss vdd b a 1 m 2 , 3 0 . 1 uf p ackage description esop 8 package outline dimensions 3 of 4 HT5125F 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification 47 uf 5 , 4 6 6 7 in _ a in _ b out _ a out _ b vss vdd b a 1 m 2 , 3 0 . 1 uf
sop 8 package outline dimensions 4 of 4 HT5125F 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
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