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APW8855 ๋ฐ์ดํ„ฐ์‹œํŠธ(HTML) 14 Page - Anpec Electronics Coropration

๋ถ€ํ’ˆ๋ช… APW8855
์ƒ์„ธ๋‚ด์šฉ  High Current, High Frequency 7 Outputs Voltage Regulator and Power Management IC for High Performance Tablet and Ultra Notebook Applications
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์ œ์กฐ์‚ฌ  ANPEC [Anpec Electronics Coropration]
ํ™ˆํŽ˜์ด์ง€  http://www.anpec.com.tw
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APW8855 ๋ฐ์ดํ„ฐ์‹œํŠธ(HTML) 14 Page - Anpec Electronics Coropration

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Copyright
ยฉ ANPEC Electronics Corp.
Rev. A.1 - Dec., 2015
APW8855
www.anpec.com.tw
14
13.2 VR1 Electrical Characteristics
AP W8855 (VR1)
S ymbol
P arame ter
Test Conditions
Min
Typ
Max
Unit
LDO REGULATO R
VVSYS Rising , ena ble 5V_ LDO
3.85
4.0
4.15
V
VSYS_UVLO
V SYS Und er-voltage Lo ckou t
( UV LO)
Hysteresis
0.1
0 .15
0 .2
V
V5V_LDO Rising , enab le other VRs
4.15
4.3
4.45
V
V5V_LDO_POR
L DO Re gulator Unde r-voltage
L ockout (UV LO)
Hysteresis
0.1
0 .15
0 .2
V
V5V_LDO
L DO Re gulator O utp ut
Vo ltag e Accuracy
VVSYS=5.5V to 20V, 10mA
-2
+2
%
L DO Dro pout Voltage
IOUT=1 00mA, V 5V_LDO=5.06V
0 .4
V
L DO Cu rrent Limit
15 0
200
25 0
mA
L DO Di schar ge Resistance
1 0
ฮฉ
L DO Power-o n De lay
V
SYS>V SYS_POR t o 5V_L DO s oft-start s tart ing
2 0
ยตs
PWM Vol tag e Rising
91
9 4
97
%V R1
V THBYP_5V
B ypass Threshol d
Hysteresis
2
3
4
%V R1
B ypass Switch O n Resistance
-
1.5
3
ฮฉ
L DO Soft-start Time
COUT=4.7 uF
100
u s
B ypass Le akage Curre nt
V5V_ALW_BYP=5 .5V, V VSYS=0V
-
-
10 0
nA
EFFICIENCY
VOUT=5 V, IOUT=5mA to 50mA, DCR<10mฮฉ
9 3
%
VOUT=5 V, IOUT=50mA to 500mA , DCR<10m
ฮฉ
9 3
%
VOUT=5 V, IOUT=2 A, DCR<10mฮฉ
9 2
%
Efficiency (Re fe r to th e typical
cir cu it)
VOUT=5 V, IOUT=4 A, DCR<10mฮฉ
9 0
%
These specifications apply over V
VSYS = 12V, V5V_ALW = 5.06V, TA = 25
oC, unless otherwise noted.
13.3 VR2 Electrical Characteristics
AP W8855 (VR2)
S ymbol
P arame ter
Test Conditions
Min
Typ
Max
Unit
PWM OUTPUT V OLTAGE
O utput Vo ltag e Accuracy
TA = 25
ยฐC
-
-
ยฑ0.8
%
O utput Vo ltag e Line/Lo ad
Re gulation
Vin=7.5V to 2 0V, I
OUT=2.16A to 8 A
ยฑ0.2
%
L oad Transient Drop Volta ge
Tr=200n s, IO UT=2.16A to 8A , Refe r to the
typical circuit
-4
%
L oad Transient Overshoo t
Vo ltag e
Tf=200n s, IO UT=8A to 2.16A, Refe r 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/
ยตs
O utput Dischar ge Re sistance
1 0
ฮฉ
Fe edback Leakag e Cu rrent
V3V3_ALW_FBP = 5.5V
-
-
10 0
nA
These specifications apply over V
VSYS = 12V, VOUT = 3.3V, TA = 25
oC, unless otherwise noted.


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