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參數(shù)資料
| 型號(hào)： | LX2207ILD |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類(lèi)： | 電源管理 |
| 英文描述： | Three Level Lithium Ion Battery Charger |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO12 |
| 封裝： | ROHS COMPLIANT, PLASTIC, MLPD-12 |
| 文件頁(yè)數(shù)： | 3/14頁(yè) |
| 文件大?。?/td> | 400K |
| 代理商： | LX2207ILD |
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LX2207
P
RODUCTION
D
ATA
S
HEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
Copyright
2005
Rev. 1.0, 2007-01-03
W
M
.
C
Three Level Lithium Ion Battery Charger
TM
E L E C T R I C A L C H A R A C T E R I S T I C S
The following specifications apply over the operating ambient temperature -40
°
C
≤
T
A
≤
85
°
C except where otherwise noted and the
following test conditions:.
IN = 5.0V;
SD
= Low;
H/L
= High, 20% = High;
BAT
= 3.6V; H
CP
=12.1k, LCP=19.6k; TMP = 0V.
LX2207
Typ
Parameter
Symbol
Test Conditions
Min
Max
Units
`
INPUT CIRCUITRY
Input Voltage
Battery Voltage
Under Voltage Charging Lockout
UVLO Hysteresis
`
BATTERY CHARGER
Constant Voltage Charging
Constant Voltage Charging
HCP Bias Voltage
LCP Bias Voltage
Conditioning Current
Conditioning Current
Conditioning Current Threshold
Charge Termination Current
Charge Termination Current
Charge Termination Current
Top Off Charge Droop Threshold
V
IN
V
BAT
V
IN
UVLO
Rising input V
BAT
= 3.2V
V
BAT
= 4.2V; battery charged
SHDN = High
4.35
3.5
6
4.3
4
2
50
V
V
V
mV
mA
μA
3.8
300
1
35
Input Supply Current
IIN
V
BAT
V
BAT
V
HCP
V
LCP
I
BAT
< 100mA
I
BAT
< 100mA @ 25C
I
BAT
> 100mA
HCP=12.1k
H/L = Low
H/L = Low, 20% = Low
V
BAT
< VCCT
V
BAT
< VCCT; HCP = 110k
Rising Battery Voltage
HCP = 19.6k
HCP = 110k
HCP = 210k
V
BAT
= 4.2V; battery charged
V
BAT
> V
IN
SD = High (Shutdown Mode)
4.16
4.18
665
430
84
13
2.6
2.5
34
96
4.2
4.2
1.25
1.25
710
460
92
23
4.6
2.7
46
9
5
97
1
5
1
4.24
4.22
772
495
97
33
7.8
2.9
59
98
30
30
5
V
V
V
V
mA
mA
mA
mA
mA
V
mA
mA
mA
V
Max Battery Charge Current
I
BAT
I
BAT
I
COND
V
BAT
I
BAT
I
BAT
I
BAT
V
BAT
BAT
CVL
V
%
μA
μA
μA
Battery Drain Current
I
BAT
`
LOGIC
STAT Logic High Output
STAT Logic Low Output
`
BATTERY TEMPERATURE MONITOR
TFB Disable Voltage
Temp Loop Regulation
V
STAT
V
STAT
V
IN
= 5.0V, I
DRV
= -10mA
V
IN
= 5.0V, I
DRV
= 10mA
Logic Hi,
Logic Lo
Logic Hi, V
LOG
= 2V
Logic Lo, V
LOG
= 0V
Logic Hi, V
LOG
= 2V
Logic Lo, V
LOG
= 0V
Logic Hi, I
LOG
= 10k pullup to 3.3V
Logic Lo, I
LOG
= 20mA
4.2
1.2
0
-2
-2
-2
3.1
4.5
2
0
-0.8
-0.8
5
V
V
0.5
0.4
4
2
2
2
0.5
Input Logic : SD, H/L, 20%
V
LOG(IN)
V
Input Current : SD, H/L
I
LOG(IN)
μA
Input Current : 20%
I
20%(IN)
uA
Output Logic :
DCOK
V
LOG(OUT)
V
Rising Threshold
Falling Threshold
Falling Threshold
Rising Threshold
0.75 x V
IN
0.72 x V
IN
0.28 x V
IN
0.30 x V
IN
100
140
V
V
V
V
mV
°C
Cold Temp Fault Threshold
V
COLD
Hot Temp Fault Threshold
V
HOT
V
DIS
75
130
150
150
E
L
E
C
T
R
I
C
A
L
S
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