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XC9250B085QR-G Datasheet(PDF) 5 Page - Torex Semiconductor |
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XC9250B085QR-G Datasheet(HTML) 5 Page - Torex Semiconductor |
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5 / 28 page  5/28 XC9250/XC9251 Series ■ PIN ASSIGNMENT PIN NUMBER SOP-8FD PIN NAME FUNCTIONS 1 VIN Power Input 2 CE Chip Enable 3 SYNC External CLK Sync Pin 4 FB Output Voltage Sense 5 SS Soft-start Adjustment 6 GND Ground 7 BST Bootstrap 8 Lx Switching Output ■ FUNCTION PIN NAME SIGNAL STATUS L Stand-by H Active CE OPEN Undefined State (*1) L H Operates with internal clock frequency CLK Synchronizes with External Clock Signal SYNC OPEN Undefined State (*1) (*1) Please do not leave the CE and SYNC pin open. ■ ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNITS VIN Pin Voltage VIN -0.3 ～ +36 V BST Pin Voltage VBST -0.3 or VLX-0.3 (*1) ～ VLX+6.5 or +36 (*2) V FB Pin Voltage VFB -0.3 ～ +6.5 V SYNC Pin Voltage VSYNC -0.3 ～ +6.5 V CE Pin Voltage VCE -0.3 ～ +36 V SS Pin Voltage VCSS -0.3 ～ +6.5 V Lx Pin Voltage VLx -0.3 ～ VIN+0.3 or +36 (*3) V Lx Pin Current ILx 4.2 A 300 Power Dissipation Pd 1500 (PCB mounted) mW Surge Voltage VSURGE 46 (*4) V Operating Ambient Temperature Topr -40 ～ +105 ℃ Storage Temperature Tstg -55 ～ +125 ℃ Ta=25℃ * All voltages are described based on the GND pin. (*1) The maximum value should be either -0.3 or VLX-0.3 in the lowest. (*2) The maximum value should be either VLX+6.5 or +36 in the lowest. (*3) The maximum value should be either VIN+0.3 or +36 in the lowest. (*4) Applied Time≦400ms |
Similar Part No. - XC9250B085QR-G |
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Similar Description - XC9250B085QR-G |
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