LX2207ILD データシートの表示（PDF） - Microsemi Corporation
部品番号
コンポーネント説明
メーカー
LX2207ILD Datasheet PDF : 14 Pages
| |||
LX2207
Three Level Lithium Ion Battery Charger
®
TM
PRODUCTION DATA SHEET
ELECTRICAL CHARACTERISTICS
The following specifications apply over the operating ambient temperature -40°C ≤ TA ≤ 85°C except where otherwise noted and the
following test conditions:. IN = 5.0V; SD = Low; H/L = High, 20% = High; BAT = 3.6V; HCP =12.1k, LCP=19.6k; TMP = 0V.
Parameter
` INPUT CIRCUITRY
Symbol
Test Conditions
LX2207
Units
Min Typ Max
Input Voltage
Battery Voltage
Under Voltage Charging Lockout
UVLO Hysteresis
VIN
VBAT
VIN UVLO
Rising input VBAT = 3.2V
4.35
6
V
4.3
V
3.5
3.8
4
V
300
mV
Input Supply Current
IIN
VBAT = 4.2V; battery charged
SHDN = High
1
2
mA
35
50
µA
` BATTERY CHARGER
Constant Voltage Charging
Constant Voltage Charging
HCP Bias Voltage
LCP Bias Voltage
VBAT
VBAT
VHCP
VLCP
IBAT < 100mA
IBAT < 100mA @ 25C
IBAT > 100mA
HCP=12.1k
4.16
4.2 4.24
V
4.18
4.2 4.22
V
1.25
V
1.25
V
665 710 772 mA
Max Battery Charge Current
IBAT
H/L = Low
430 460 495 mA
H/L = Low, 20% = Low
84
92
97
mA
Conditioning Current
Conditioning Current
Conditioning Current Threshold
Charge Termination Current
Charge Termination Current
Charge Termination Current
Top Off Charge Droop Threshold
Battery Drain Current
` LOGIC
IBAT
ICOND
VBAT
IBAT
IBAT
IBAT
VBAT
IBAT
VBAT < VCCT
VBAT < VCCT; HCP = 110k
Rising Battery Voltage
HCP = 19.6k
HCP = 110k
HCP = 210k
VBAT = 4.2V; battery charged
VBAT > VIN
SD = High (Shutdown Mode)
13
23
33
mA
2.6
4.6
7.8
mA
2.5
2.7
2.9
V
34
46
59
mA
9
mA
5
mA
96
97
98
% VBAT VCVL
1
30
µA
5
30
µA
1
5
µA
STAT Logic High Output
STAT Logic Low Output
Input Logic : SD, H/L, 20%
VSTAT
VSTAT
VLOG(IN)
VIN = 5.0V, IDRV = -10mA
VIN = 5.0V, IDRV = 10mA
Logic Hi,
Logic Lo
4.2
4.5
5
V
0.5
V
1.2
V
0.4
Input Current : SD, H/L
ILOG(IN)
Input Current : 20%
I20%(IN)
Output Logic : DCOK
VLOG(OUT)
` BATTERY TEMPERATURE MONITOR
Logic Hi, VLOG = 2V
Logic Lo, VLOG = 0V
Logic Hi, VLOG = 2V
Logic Lo, VLOG = 0V
Logic Hi, ILOG = 10k pullup to 3.3V
Logic Lo, ILOG = 20mA
0
2
4
µA
-2
0
2
-2
-0.8
2
uA
-2
-0.8
2
3.1
V
0.5
Cold Temp Fault Threshold
Hot Temp Fault Threshold
TFB Disable Voltage
Temp Loop Regulation
VCOLD
VHOT
VDIS
Rising Threshold
Falling Threshold
Falling Threshold
Rising Threshold
0.75 x VIN
V
0.72 x VIN
V
0.28 x VIN
V
0.30 x VIN
V
75
100 150 mV
130
140 150
°C
Copyright © 2007
Rev. 1.0a, 2007-10-08
Microsemi
Analog Mixed Signal Group
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
Share Link: 