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LPA2171

LowPower Semiconductor

LPA2171

AB/D ,5.2W LPA2171 LPA2171E FM 、AB D 5.5W 。LPA2171E AERC(Adaptive Edge Rate Control) , EMI , , Part15 Class B 2...


LowPower Semiconductor

LPA2171

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Description
AB/D ,5.2W LPA2171 LPA2171E FM 、AB D 5.5W 。LPA2171E AERC(Adaptive Edge Rate Control) , EMI , , Part15 Class B 20dB . LPA2171 PWM 、PCB , 90% , LPA2171 。 LPA2171E , , 。 LPA2171 ESOP8 , -40℃ 85℃。 FCC 。 ? PO at 10% THD+N, VDD = 5V RL = 4 Ω 3.45W( ) RL = 2 Ω 5.20W( ) PO at 10% THD+N, VDD = 3.6V RL = 4 Ω 1.70W( ) RL = 2 Ω 2.42W( ) ? AB /D ? AERC , EMI ? " - "(pop-noise) ? ? :2.5V 5.5V ? Class-D ? 90% ? (PSRR): 217Hz 72dB ? (200ms) ? (5mA) ? (<0.1 A) ?, ? Rohs ? ESOP8/SOP8 ? USB ? / 0.39uF IN MODE:0----AB 1----D 470uF 6 4 IN 8 3 LPA2171 MODE 1 2 5 7 www.lowpowersemi.com LPA2171 Copyright@LowPower Semiconductor page1 Nov,2012 Rev.1.0 LPA2171 1 SD 2 BYP 3 MODE 4 IN LPA2171 ESOP_8L (Top View) VO- 8 GND 7 VDD 6 VO+ 5 1 SD , 2 BYP 3 MODE AB /D , AB , D 4 IN 5 VO+ 6 VDD 7 GND 8 VO- www.lowpowersemi.com Copyright@LOWPOWER Semiconductor page2 NOV.2012 Rev.1.0 1 VDD VI TJ TSDR TSTG ( 10 ) VDD TA Tj 2 JA(ESOP8) --- LPA2171 6 -0.3 to VDD+0.3 -40 to 150 260 -65 to 150 V V ℃ ℃ ℃ 2.5~5.5 -40~85 -40~125 V ℃ ℃ 40 ℃/W LPA2171SPF ESOP-8L 100 units ESD ESD ESD HBM( MM( ) ----------------------------------------------------------- ±4kV ) -----------------------------------------------------------±400V 1. , 2.PCB LPA2171 。 , 。 , . LPA2171SP , PCB , www.lowpowersemi.com Copyright@LOWPOWER Semiconductor page3 Nov.2012 Rev.1.0 (D TA = 25 C ( VOO PSRR CMRR ) ) IDD ISD rDS(ON) f(SW) VIN=0V, ...




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