參數資料
型號： L6924D013TR
廠商： STMICROELECTRONICS
元件分類： 電源管理
英文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, QCC16
封裝： 3 X 3 MM, VFQFPN-16
文件頁數： 37/38頁
文件大?。?/td> 1454K
代理商： L6924D013TR
Electrical specifications
L6924D
8/38
Doc ID 11908 Rev 9
4
Electrical specifications
4.1
Electrical characteristics
TJ = 25 °C, VIN = 5 V, unless otherwise specified.
Table 5.
Electrical characteristics
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
VIN
(1)
Operating input voltage
2.5
12
V
Start up threshold
4.1
V
IIN
(1)
Supply current
Charging mode (RPRG = 24kΩ)1.8
2.5
mA
Shutdown mode (RPRG = 24kΩ)60
80
A
ISINK
Current flowing from VOUT
Shutdown mode (RPRG = 24kΩ)500
nA
Stand by mode (RPRG = 24kΩ)
(VIN = 2.5V < VBATTERY)
500
nA
VOUT
(1)
Battery regulated voltage
VOPRG at VIN
4.06
4.1
4.14
V
VOPRG at GND
4.16
4.2
4.24
V
ICHG
Charge current
RPRG = 24kΩ
450
490
525
mA
RPRG = 12kΩ
905
975
1045
mA
IPRECH
Pre-Charge current
[default value = 10% ICHG]
IPRE floating
RPRG = 24kΩ
41
49
56
mA
IPRECH
Pre-Charge current
RPRE = 62kΩ to GND;
RPRG = 24kΩ
57
67
78
mA
IPRECH
Pre-Charge current
RPRE = 39kΩ to VREF;
RPRG = 24kΩ
29.5
35
40.1
mA
VPRETH
Pre-Charge voltage threshold
[default]
VPRE = VPRETHDefault = Floating
2.7
2.8
2.9
V
VPRETH
Pre-Charge voltage threshold
RVPRE = 13kΩ; RPRG = 12kΩ
2.87
3.03
3.19
V
VPRETH
Pre-Charge voltage threshold
[default]. Charge termination
disabled
2.7
2.8
2.9
V
IENDTH
Termination current
REND = 3K3
12
16
20
mA
TMAXCH
(2) Maximum charging time
CTPRG = 10nF
R[IPRG] = 24kΩ
3
hours
TMAXCH
(2)
Maximum charging time accuracy
CTPRG = 5.6nF
RPRG = 24kΩ
10%
SDTH
Shutdown threshold high
2
V
Shutdown threshold low
0.4
V
ST1,2
Output status sink current
Status on
10
mA
RDS(on)
Power MOSFET resistance
RDS(on)@ICHG = 500mA
280
380
m
Ω
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