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APW8811 Datasheet(PDF) 6 Page - Anpec Electronics Coropration

Part # APW8811
Description  System Power PWM Controller for Notebook Computers
PDF  23 Pages
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Manufacturer  ANPEC [Anpec Electronics Coropration]
Direct Link  http://www.anpec.com.tw
Logo ANPEC - Anpec Electronics Coropration

APW8811 Datasheet(HTML) 6 Page - Anpec Electronics Coropration

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Copyright
© ANPEC Electronics Corp.
Rev. A.3 - Sep., 2012
APW8811
www.anpec.com.tw
6
Electrical Characteristics (Cont.)
APW8811
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
POWER GOOD
POK in from Lower (POK goes high)
87
90
93
POK in from higher (POK goes low)
120
125
130
POK Threshold
POK hysteresis
-
3
-
%
POK Propagation Delay
VFBX falling and rising
43
63
85
µs
POK Enable Delay
ENILMx goes high to POK goes High
-
2
-
ms
POK Sink Current
VPOK = 500mV
2.5
7.5
-
mA
POK Leakage Current
VPOK = 5V
-
0.1
1
µA
LOGIC LEVELS
Automatic PFM/PWM Mode
-
-
1.5
V
Forced PWM Mode
1.9
-
2.1
V
SKIP# Input Voltage
Auto Skip with Ultrasonic
2.7
-
-
V
200kHz/250kHz
-
-
1.5
V
245kHz/305kHz
1.9
-
2.1
V
300kHz/375kHz
2.7
-
3.6
V
TON Input Voltage
365kHz/460kHz
4.7
-
-
V
Shutdown
-
-
0.6
V
EN PWM Input Voltage
Enable
2
-
-
V
Shutdown
-
-
0.4
V
EN LDO Input Voltage
Enable
2.4
-
-
V
VSKIP# = VTON = 0V or 5V
-1
-
1
µA
Input Leakage Current
IEN LDO
0.5
1
3
µA
GATE DRIVERS
UG Pull-Up Resistance
VBOOTx – VUGATEx = 100mV
-
4
8
Ω
UG Sink Resistance
VUGATEx – VPHASEx = 100mV
-
1.5
4
Ω
LG Pull-Up Resistance
VLDO5 – VLGATEx = 100mV
-
4
8
Ω
LG Sink Resistance
VLGATEx – VPGND = 100mV
-
1.5
4
Ω
UG falling to LG rising
-
40
-
ns
Dead-Time
LG falling to UG rising
-
40
-
ns
VOUT1/2 Discharge On Resistance
-
40
80
Ω
BOOTSTRAP SWITCH
VF
Forward Voltage
VLDO5x – VBOOTx-GND, IF = 10mA
-
0.5
0.8
V
IR
Reverse Leakage
VBOOTx-GND = 30V, VPHASEx = 25V, VLDO5
= 5V
-
-
0.5
µA
Refer to the typical application circuits. These specifications apply over V
IN=12V and TA= -40 ~ 85 °C, unless otherwise
specified. Typical values are at T
A=25°C.



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