參數(shù)資料
型號(hào)： LX2208ILD-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, PDSO12
封裝： 3 X 3 MM, ROHS COMPLIANT, PLASTIC, MLPD-12
文件頁數(shù)： 5/11頁
文件大?。?/td> 250K
代理商： LX2208ILD-TR
LX2208
PRODUCTION DATA SHEET
Microsemi
Analog Mixed Signal Group
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
WWW
.Microse
m
i
.CO
M
2 Amp Three Level Lithium Ion Battery Charger
TM
LL
XX
22
00
88
Copyright
2007
Rev. 1.0, 2007-04-03
ELECTRICAL CHA RACTERISTICS
Unless otherwise specified, the following specifications apply over the operating ambient temperature -40
°C
≤ T
A ≤ 85°C and the
following test conditions: VIN = 5.0V; VSD = Low; VH/ L = High, V 20% = High; VBAT = 3.6V; RHCP =15.8k, RLCP=15.8k; VTMP = 0V.
LX2208
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
INPUT CIRCUITRY
Input Voltage
VIN
4.35
5
6
V
Under Voltage Charging Lockout
VIN(UVLO)
Rising input VBAT = 2.8V
2.9
3.1
3.3
V
IN UVLO Hysteresis
225
mV
VBAT = 4.2V (battery charged)
1
2
mA
IN Input Supply Current
IIN
SD = High (shutdown mode)
10
50
A
BATTERY CHARGER
Constant Voltage Charging
VBAT
IBAT < 100mA @ 25°C (4.5V to 5.5V)
4.18
4.2
4.22
V
Constant Voltage Charging
VBAT
IBAT < 100mA (4.5V to 5.5V)
4.16
4.2
4.24
V
Constant Voltage Charging
VBAT
IBAT < 100mA (4.35V to 6V)
4.10
4.2
4.24
V
Charge Current
IBAT
RHCP = 3.57k
1800
2000
2200
mA
Charge Current
IBAT
RHCP = 7.15k
900
1000
1100
mA
Charge Current
IBAT
RHCP = 15.8k
400
453
500
mA
Low Level Charge Current
IBAT
VH/L = Low
408
453
476
mA
20% Charge Current Ratio
IBAT
I(
V 20% = Low) / I (V20% = High); VH/L = Low
18
20
22
%
Condition Current
IBAT
VBAT < VCCT; RHCP = 3.57k
50
100
150
mA
Condition Current
IBAT
VBAT < VCCT; RHCP = 7.15k
25
50
75
mA
Conditioning Current Threshold
VBAT
Rising Battery Voltage
2.5
2.7
2.9
V
Termination Current
IBAT
RHCP = 3.57k
250
mA
Termination Current
IBAT
RHCP = 7.15k
125
mA
Top Off Threshold
VBAT
0
°C
≤ T
A
≤ 85°C
96
97
98
%
Top Off Threshold
VBAT
-40
°C
≤ T
A
≤ 85°C
96
97
98.5
%
Battery Drain Current
IBAT
VBAT = 4.2V (battery charged, VIN > 4.5V)
5
15
A
Battery Drain Current
IBAT
VBAT > VIN
5
15
A
Battery Drain Current
IBAT
VSD=High (shutdown mode)
2.5
5
A
LOGIC
STAT High Output
VSTAT
VIN = 5.0V, IDRV = -5mA
4.2
4.5
5
V
STAT Low Output
VSTAT
VIN = 5.0V, IDRV = 5mA
0.5
V
Input Logic : SD,
H/ L , 20%
VLOG
Input Logic Threshold
450
725
1000
mV
Input Current, VLOG = 2V
0
2.5
5
Input Current : SD,
H/ L , 20%
ILOG
Input Current, VLOG = 0V
-2
0
2
A
Logic Hi Output, 10k Pull up to 3.3V
3.2
Output Logic :
OK
DC
VLOG(OUT)
Logic Low Output, ILOG = 10mA
0.5
V
BATTERY TEMPERATURE MONITOR
Cold Threshold
VTFB
Rising Voltage
72
75
76.5
%VIN
Cold Threshold
VTFB
Falling Voltage
70.5
72
74
% VIN
Hot Threshold
VTFB
Falling Voltage
27
28
30
% VIN
Hot Threshold
VTFB
Rising Voltage
28
30
31
% VIN
TFB Disable Volt
VTFB
70
100
150
mV
相關(guān)PDF資料
PDF描述
LX432ISET 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.24 V, PDSO5
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LX432CSCT 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.24 V, PDSO3
LX432ISE 1-OUTPUT TWO TERM VOLTAGE REFERENCE, PDSO5
LX432CLP 1-OUTPUT TWO TERM VOLTAGE REFERENCE, PBCY3
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