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APW8855 데이터시트(HTML) 13 Page - Anpec Electronics Coropration

부품명 APW8855
상세내용  High Current, High Frequency 7 Outputs Voltage Regulator and Power Management IC for High Performance Tablet and Ultra Notebook Applications
Download  43 Pages
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제조사  ANPEC [Anpec Electronics Coropration]
홈페이지  http://www.anpec.com.tw
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APW8855 데이터시트(HTML) 13 Page - Anpec Electronics Coropration

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Copyright
© ANPEC Electronics Corp.
Rev. A.1 - Dec., 2015
APW8855
www.anpec.com.tw
13
13.2 VR1 Electrical Characteristics
AP W8855 (VR1)
S ymbol
P arame ter
Test Conditions
Min
Typ
Max
Unit
PWM OUTPUT V OLTAGE
O utput Vo ltag e Accuracy
TA = 25
°C
-
-
±0.8
%
O utput Vo ltag e Line/Lo ad
Re gulation
Vin=7.5V to 2 0V, I
OUT=1.08A to 4 A
±0.2
%
L oad Transient Drop Volta ge
Tr=200n s, IOUT=1 .08 A to 4A, Refer to the
typical circuit
-4
%
L oad Transient Overshoo t
Vo ltag e
Tf=200n s, IOUT=4A to 1.08 A, Refer to the
typical circuit
+4
%
O utput Step Ramp Rate
A ccu racy
-1 0
+1 0
%
O utput Vo ltag e S oft-start Rate
9
1 0
11
mV/
µs
O utput Dischar ge Re sistance
1 0
Ω
Fe edback Leakag e Cu rrent
V5V_ALW_FBP = 5 .5V
-
-
10 0
nA
PWM GATE DRIV ER
S witchi ng Fr eque ncy
A ccu racy
VVSYS =7.5 to 20 V, V OUT=4V to 5.5V
-
-
±15
%
S witchi ng Fr eque ncy
VVSYS =5.5V, VOUT= 5.06V
30 0
kHz
Min imum Off Time
200
n s
Min imum Co ntrollab le On
Time
6 0
80
n s
P WM S ink Resista nce
1 5
20
Ω
P WM S ource Resistance
1 5
20
Ω
P WM L eakage Curre nt
V5V_ALW_PWM=5.5V
10 0
nA
PRO TE CTION
Un der-voltage P rotectio n
( UV P)
65
7 0
75
%
UV P Deb ounce Time
-
2
-
µs
O ver-voltage Pro te ction
( OVP )
12 5
130
13 5
%
O VP Debo unce Time
2
-
µs
These specifications apply over V
VSYS = 12V, V5V_ALW = 5.06V, TA = 25
oC, unless otherwise noted.


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