RT9527 查看數據表（PDF） - Richtek Technology
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产品描述 (功能)
比赛名单
RT9527
Richtek Technology
RT9527 Datasheet PDF : 14 Pages
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RT9527
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Pre-Charge Current Factor
KCHG_P ICHG_P = KCHG_P / RISET
30
60
90 A
Pre-Charge
BAT Pre-Charge Threshold
BAT Pre-Charge Threshold
Hysteresis
VPRECH VBAT Falling
VP REC H
2.7 2.8 2.9 V
--
200
--
mV
Charge Termination
Termination Current Ratio
Protection
ITERMI
VBAT > VPREC, ICHG < ITERMI,
CHG = L to H
5
10
15 %
Thermal Regulation
TREG
Over Voltage Protection
VOVP
Over Voltage Protect Hysteresis VOVP
ISET Pin Short Protection
RSHORT
NTC
Cold Temperature Fault
Threshold Voltage
VCOLD
Cold Temperature Fault
Threshold Hysteresis
VCOLD
Hot Temperature Fault Threshold
Voltage
VHOT
Hot Temperature Fault Threshold
Hysteresis
VHOT
Rising Threshold
Falling Threshold
-- 125
--
C
6.2 6.5 6.8 V
--
0.2
--
V
375 500 625
60
61
62 %VIN
--
2
-- %VIN
29
30
31 %VIN
--
2
-- %VIN
Timer
Pre-Charge Fault Time
Fast-Charge Fault Time
tPCHG
tFCHG
CTIMER = 1F (1 / 8 x tFCHG)
CTIMER = 1F
1440 1800 2160 s
11520 14400 17280 s
Other
PGOOD Pull Down Voltage
VPGOOD IPGOOD = 5mA
--
200
--
mV
CHG Pull Down Voltage
VCHG
ICHG = 5mA
--
200
--
mV
PGOOD Deglitch Time
tPGOOD Time measured from the edge
--
2
VIN = 0V to 5V in 1s to PGOOD = L
-- ms
Input Over Voltage Blanking Time tOVP
--
50
--
s
Input Over Voltage Recovery
Time
tOVP_R
--
2
-- ms
Pre-Charge to Fast-Charge
Deglitch Time
tPF
--
25
-- ms
Fast-charge to Pre-Charge
Deglitch Time
tFP
--
25
-- ms
Termination Deglitch Time
tTERMI
--
25
-- ms
Recharge Deglitch Time
Sleep Deglitch Time
Pack Temperature Fault
Detection Deglitch Time
tRECHG
tNO-IN
tTS
--
100
--
ms
--
25
-- ms
--
25
-- ms
Copyright ©2014 Richtek Technology Corporation. All rights reserved.
DS9527-02 May 2014
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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