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| 型號： | LX2202CLQ-TR |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20 |
| 封裝： | 4 X 4 MM, ROHS COMPLIANT, PLASTIC, MLP-10 |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 188K |
| 代理商： | LX2202CLQ-TR |
LX2202
PRODUCTION DATA SHEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
Copyright
2004
Rev. 1.0a, 2006-02-09
WWW
.Microse
m
i
.CO
M
2A Li-Ion Linear Charger and Power Control
TM
ELECTRICAL CHA RACTERISTICS
Unless otherwise specified, the following specifications apply over the ambient temperature 0
°C
≤ T
A ≤ 70°C except where otherwise
noted and the following test conditions: VDD = 5.0V, VM = GND, VID0 = VID1 = VBAT, RCCP = 72.3k, RCTP = 105k, RUSB =
2.55k.
LX2202
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
MAIN CIRCUITRY
Input Voltage
VDD
4.5
6
V
USB Input voltage
VUSB
4.35
6
V
Under Voltage Charging Lockout
VDDUVLO
VBAT = 0; Rising VDD
3.60
3.85
V
VDD > VBAT
2.1
4
mA
VDD < VBAT
20
40
A
Quiescent Current
IGND
VDD < VBAT, VID0 = VID1 = 0V
9
15
A
CTP Bias Voltage
VCTP
IBAT > 100mA
1.26
V
CCP Bias Voltage
VCCP
1.26
V
CUS Bias Voltage
VCUS
2.6
V
CONSTANT VOLTAGE MODE
VM = Lo; -40C to 125C
4.16
4.2
4.24
Constant Voltage Charge Voltage
VCVL
VM = Hi; -40 to 125C
4.06
4.1
4.14
V
Top Off Charge Droop Threshold
VDRP
96
97
98
BAT
CVL
V
%
V
CONSTANT CURRENT MODE
BAT Constant Current Accuracy
ICCL
0.85
1
1.15
A
Conditioning Current
ICOND
VBAT < VCTV ; @25°C
3.0
4.6
6.0
BAT
CCL
I
%
I
Conditioning Current Mode
Threshold Voltage
VCTV
2.8
V
Charge Termination Current
Accuracy
IBAT
@25°C
35
50
65
mA
USB CURRENT LIMIT
USB Low Current Limit
IIN
VUSB = 5V, VDD < VUSB, VID1 = Lo
85
93
100
mA
USB High Current Limit
IIN
VUSB = 5V, VDD < VUSB, VID1 = Hi
425
463
500
mA
LOGIC
STAT Logic High Output
VSTAT
VUSB = 5.0V, ISTAT = -5mA
4.5
5
V
STAT Logic Low Output
VSTAT
VUSB = 5.0V, ISTAT = 25A
0.4
V
Logic Hi
2.0
State Select Threshold
VVID
Logic Lo
0.8
V
Logic Hi
2.0
VM Select Threshold
VVM
Logic Lo
0.8
V
THERMAL SHUTDOWN
Maximum Junction Temperature
TJ
VUSB = 5.0V, IOUT = 1A, Temperature Rising
130
140
150
°C
BI-DIRECTIONAL PASS ELEMENT CONTROL
Discharge Switch On Resistance
RDS(ON)
IBAT = -1A (Not Tested)
130
150
m
Ω
Charging Threshold
VCHG
VUSB > VBAT + VCHG
40
mV
Discharging Threshold
VDCH
VUSB < VBAT + VDCH
60
mV
Pass Element Switch Mode Delay
tsw
Charge–to–discharge or Discharge–to–charge
5
10
s
PSW FET DRIVER
High Output Voltage
VPSW
VUSB < VBAT, IPSW = 0, VBAT = 4.2V
4.1
4.2
V
Low Output Voltage
VPSW
VUSB > VBAT, IPSW = 0
0
0.2
V
ORing Resistance
RPSW
5
10
15
K
Ω
Switch Delay (after tsw)
tPSW
CPSW = 1000pF, to VPSW = (VBAT – 1V)
0
500
1000
Ns
HEAD ROOM
Charging headroom
VDD – VBAT, IBATT = 5mA; not tested in
production
65
mV
Discharging headroom
VBAT – VDD, IBATT = -20mA; not tested in
production
65
mV
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| LX2203 | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Li-Ion Battery Charger |
| LX2203A | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Li-Ion Battery Charger |
| LX2203AILD | 制造商:Microsemi Corporation 功能描述:CHGR LI-ION 1A 4.2V 10MLPD - Bulk |
| LX2203CLD | 制造商:Microsemi Corporation 功能描述:CHGR LI-ION 1A 4.2V 10MLPD - Bulk |
| LX2203CLD-TR | 制造商:Microsemi Corporation 功能描述:CHGR LI-ION 1A 4.2V 10MLPD - Tape and Reel |
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