High-performance PC ATX power supply controller IC
LA8100PN
Ver.: C 2010.7.10
PC ATX
u u u u u u u u u u u u u u u u u u , PWM, PC ,、、 、PG。
494+339 494+339 49...
Description
LA8100PN
Ver.: C 2010.7.10
PC ATX
u u u u u u u u u u u u u u u u u u , PWM, PC ,、、 、PG。
494+339 494+339 494+339 25 Intel 1W PWM PIN 200mA 3.3V / 5V / 12V 3.3V / 5V / 12V 350mS OPP PS-ON 350mS PG DIP16
Fig1.
² ² ² ² PC ATX PC
LA8100PN YYWWZ
LA8100PN ,
à: LA8100PN à: YY: , 10 WW: , 12 Z: ,
Copyright(C) 2010 Lii Semiconductor
-1-
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LA8100PN
1 2 3 4 5 6 7 8
V33 V5 V12 PT GND RT C1 C2
3.3V 5V 12V , 1 2
-2-
9 10 11 12 13 14 15 16
PS.ON SS PG DET VCC OP.O OP.I VADJ
PG , ,
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Copyright(C) 2010 Lii Semiconductor
LA8100PN
ESD
Vcc Vc1,Vc2 Ic1,Ic2 PD Topr Tstg
HBM MM
5.5 5.5 200 200 -10~+85 -65~+150 4000 200
V V mA mW ℃ ℃ V V
Vref(0℃≤Ta≤70℃) Vref/.T 0.01 %/℃
VCC 4.5 -10 5 120 5.5 70 V
kΩ
℃
( Ta=25℃,Vcc=5V,RT=120kΩ,CSS=0.1uF)
Vsat Ioff Tr Tf Id=200mA Vcc=Vd=Vs=0V 1.0 2 100 50 1.2 10 200 200 V uA nS nS 0.5~3.5V 0dB Op NEG open 2.38 65 320 2.45 2.52 dB kHz V Vthdt 3.0 0.1 3.3 V V
Copyright(C) 2010 Lii Semiconductor
-3-
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V33 (OVP) V5 V12 PT V33 (UVP) UVP UVP (PS-ON) PS-ON PS-ON PS-ON PS-ON PS-ON PG Vdet 0.62 0.5 200 Vsat.pg Iss.sink Iss.sour Icc Fosc C1=C2=OPEN RT=120 kΩ 50 Vremh Vreml Vremo Trem Toff 2.0 40 3.5 2.0 V5 V12 PT Td.uvp 3.80 5.80 4.41 1.25 1.78 2.70 2.11 0.62 200
LA8100PN
4.10 6.20 4.64 1.30 1.98 3.00 2.37 0.65 350 4.30 6.60 4.90 1.35 2.18 3.30 2.63...
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