BD9526AMUV - Rohm

BD9526AMUV Silicon Monolithic Integrated Circuit

PIN No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 PIN Name LG2 PGND2 SW2 HG2 BOOT2 TEST2 DGND REF2 Is+2 FB2 FS2 MCTL AGND FS1 FB1 Is+1 REF1 CTL TEST1 BOOT1 HG1 SW1 PGND1 LG1 VIN1 EN1 REG1 EXTVCC REG2 INTVCC EN2 VIN2 FIN BOOT2 VIN2 PGND2 BOOT1 VIN2 5 INTVCC 4 3 INT VCC 1 2 INTVCC 20 21 22 INT VCC 24 .

Features

Silicon Monolithic Integrated Circuit Step down DC/DC converter controller for Laptop PC BD9526AMUV
■
■
■
■ Built in 2ch H3REG DC/DC converter controller The Light load mode efficiency is improved by SLLM (Simple Light Load Mode) Adjustable Switching Frequency (f=200kHz~500kHz) Built in 3ch Linear Regulator Symbol VIN1, VIN2, CTL EXTVCC, FB1, FB2, Is+1, Is+2, MCTL FS1, FS2, REF1, REF2, LG1,LG2,TEST1,TEST2 BOOT1, BOOT2 BOOT1-SW1, BOOT2-SW2, HG1-SW1, HG2-SW2 HG1 HG2 EN1, EN2 DGND, PGND1, PGND2 Pd1 Pd2 Pd3 Pd4 Topr Tstg Tjmax Limits 30
*1
*2 7
*1
*2 INTVCC+0.3
*1
*2 35
*1
*2 7
*1
*2 BOOT1+0.3
*1
*2 .