XPT9921

W XPT9921 XP XP D XP BD W Ω B XP XP z BD W W · PDA · · · DVD · ·LCD / 2.1/2.0/5.1 D V D V Ω Ω XPT9921 W pop D V V~V Ω AB/DL VDD INL1 INL2 SW BYPASSL SE/BTLL Bias and Reference PDNL AB/DR INR1 INR2 SW BYPASSR SE/BTLR Bias and Reference PDNR GND PVDDL MODE Control Class AB/D Modulator Gate OUTL1 Driver PGNDL Gate OUTL2 Driver PGNDL Internal Oscillator Thermal OV Protection Protection MODE Control Class AB/D Modulator Gate Driver OUTR1 PGNDR Gate OUTR2 Driver PGNDR Internal Oscillator Thermal OV Protection Protection PVDDR [email protected] R3-A 5 www.xptek.cn ; [email protected] szxpt168 [email protected] W XPT9921 QFN40 Top View XP PCS 3000 QFN OUTL2 OUTL2 PVDDL PVDDL PGNDL PGNDL OUTL1 OUTL1 NC NC 40 39 38 37 36 35 34 33 32 31 VDD 1 BYPASSL 2 INL2 3 SE/BTLL 4 PDNR 5 NC 6 AB/DR 7 GND 8 INR1 9 NC 10 XPT9921 QFN-40 30 NC 29 INL1 28 GND 27 AB/DL 26 NC 25 PDNL 24 SE/BTLR 23 INR2 22 BYPASSR 21 VDD 11 12 13 14 15 16 17 18 19 20 NC NC OUTR1 OUTR1 PGNDR PGNDR PVDDR PVDDR OUTR2 OUTR2 [email protected] R3-A 5 www.xptek.cn ; [email protected] szxpt168 [email protected] W 1,21 2 3 VDD BYPASSL INL2 I/O O I 4 SE/BTLL I 5 PDNR 6,10,11,12, 26,30,31,32 NC 7 AB/DR 8 28 9 13,14 15,16 17,18 19,20 22 23 GND INR1 OUTR1 PGNDR PVDDR OUTR2 BYPASSR INR2 I I I O O O I 24 SE/BTLR I 25 27 29 33,34 35,36 37 38 39,40 PDNL AB/DL INL1 OUTL1 PGNDL PVDDL OUTL2 I I I O O XP 2 / BTL SE AB D 1...