APW8855 Datasheet, PDF (20/43 Pages) Anpec Electronics Coropration – High Current, High Frequency 7 Outputs Voltage Regulator and Power Management IC for High Performance Tablet and Ultra Notebook Applications

APW8855
13.8 VR7 Electrical Characteristics
These specifications apply over V_{5V_ALW} = 5.06V, V_{VDD_FCH_S5} = 0.78V, TA = 25^oC, unless otherwise noted.
S ymb ol
Parame ter
Test Conditions
REGULATOR OUTP UT
Output Vo ltag e Accuracy
Output Vo ltag e Load
Re gulation
Output Load Transient Dr op
Vo ltag e
Output Load Transient
Overshoot Volta ge
Dro pout Volta ge
Output Dischar ge Re sistance
Output No ise
Power-S upply Rejection
Ra tio n (PSRR)
Cu rrent Limit
Un der Voltage Pro tection
( UV P)
TA = 25°C
IOUT=0.06A to 0.2A
Tr=1us, IOUT=0 .06 A to 0.2A, Refer to the
typical circuit
Tf=1us, IOUT=0.2A to 0.06A , Refer to the
typical circuit
IOUT=2 00mA
f=100 to 100kHz
f= 10k H z
AP W8855 (VR7)
Min
Typ
Max
-
-
±1
±0.5
-8.5
+8.5
25
50
10
100
40
300
400
50 0
45
50
55
Output Vo ltag e Soft-start Rate
9
10
11
SWITCH OUTPUT
Switch On Resista nce
Over Cu rrent-P rotectio n
Inp ut L eakage Curre nt
CONTRO L LOGIC
S 5_MUX Input Logic
Th reshold
VVDD_ FC H_S5_ REFIN= 5. 5V
Ri sin g
Fa lling
10
20
2
2.5
1
1.0
1 .2
0.6
0.8
Tran sition Thre sh old fr om
Switch to LDO
S5_MUX Input Leakag e
Cu rrent
Fr om switch to LDO
Fr om L DO to switch
V_{S5_MU X}=5V
0 .78
0.8
1
Unit
%
%
%
%
mV
Ω
µV RMS
dB
mA
%
mV/µs
mΩ
A
µA
V
V
uA
Copyright © ANPEC Electronics Corp.
20
Rev. A.1 - Dec., 2015
www.anpec.com.tw