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LV11961HA-AH Datasheet(PDF) 1 Page - ON Semiconductor |
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LV11961HA-AH Datasheet(HTML) 1 Page - ON Semiconductor |
1 / 14 page 1 Publication Order Number : LA11961HA/D © Semiconductor Components Industries, LLC, 2014 November 2015 - Rev. 2 ORDERING INFORMATION See detailed ordering and shipping information on page 14 of this data sheet. www.onsemi.com LV11961HA Overview LV11961HA is a driver IC for single-phase fan motor that easily implements direct PWM motor drive system with excellent efficiency. LV11961HA is optimal for fan motor drive in personal computer power supply systems and CPU cooling systems. Feature Single-phase full wave drive (built-in power FETs) Speed control function by DC voltage input to VTH pin Minimum speed adjustment by fixed voltage input to RMI pin Soft start-up function by SFS pin Regulated voltage output pin for Hall bias Built-in lock protector and auto recovery circuit FG signal output pin, RD signal output pin Built-in TSD (Thermal shutdown) circuit Typical Applications Fan motor units Note PCs , Desk top PCs Projectors Specifications Absolute Maximum Ratings at Ta = 25 C Parameter Symbol Conditions Ratings Unit Power supply voltage VCCmax 18 V Output pin current IOUTmax 1.0 A Output pin peak current IOpeak max Duty ≤ 10% 1.2 A Output pin with stand voltage VOUTmax 18 V REG output maximum current IREGmax 10 mA HB output maximum current IHBmax 10 mA VTH pin voltage VTHmax 4 V FG/RG output pin voltage VFG/VRDmax 18 V FG/RG pin sink current IFG/IRDmax 10 mA Allowable power dissipation Pdmax Mounted on specified board *1 1.1 W Operating temperature Topr *2 –40 to +95 C Storage temperature Tstg –55 to +150 C *1 Specified board: 114.3mm x 76.1mm x 1.6mm, glass epoxy board *2 Do not exceed Tjmax=150 C Bi-CMOS LSI Single-phase FAN Motor Driver HSSOP14 (225mil) Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. |
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