BQ2203A Datasheet, PDF (5/12 Pages) Texas Instruments – NV Controller With Battery Monitor

bq2203A
bq2203A
DC Electrical Characteristics (TA = TOPR, VCC = 5V ± 10%)
Symbol
Parameter
ILI
Input leakage current
VOH
Output high voltage
VOHB
VOH, backup supply
VOL
Output low voltage
ICC
Operating supply current
VPFD Power-fail detect voltage
VSO
ICCDR
Supply switch-over voltage
Data-retention mode
current
VBC
Active backup cell voltage
VBSO
RBCS
Battery switch-over voltage
BC_S charge output internal
resistance
Minimum
-
2.4
VBC - 0.3
-
-
4.55
4.30
-
-
-
-
0.25
500
Typical
-
-
-
-
3
4.62
4.37
VBC
-
V_BCS
VBCP
0.4
1000
Maximum
±1
-
-
0.4
6
4.75
4.50
-
100
-
-
0.6
1750
VBCSO BCS charge output voltage
3.15
3.3
3.5
IOUT1
IOUT2
VBL
VBF
VOUT current
V_OUT current
Voltage battery low
Voltage battery fail
-
-
160
-
100
-
2.3
-
2.5
2.0
-
2.2
Note:
Typical values indicate operation at TA = 25°C, VCC = 5V or VBC.
Unit
µA
V
V
V
mA
V
V
V
Conditions/Notes
VIN = VSS to VCC
IOH = -2.0mA
V_BC > V_CC, I_OH = -10µA
IOL = 4.0mA
No load on outputs
THS = V_SS
THS = VCC
nA No load on outputs
V V_BCS > V_BCP + V_BSO
V VBCP > VBCS + VBSO
V
Ω VBCSO ≥ 3.0V
V
V_CC > V_PFD, RST inactive,
full charge or no load
mA VOUT ≥ VCC - 0.3V
µA VOUT ≥ VBC - 0.2V
V BCP input only
V BCP input only
Capacitance (TA = 25°C, F = 1MHz, VCC = 5.0V)
Symbol
Parameter
Minimum Typical
CIN
C_OUT
Input capacitance
Output capacitance
-
-
-
-
Note:
This parameter is sampled and not 100% tested.
Maximum
8
10
Unit
Conditions
pF Input voltage = 0V
pF Output voltage = 0V
Nov. 1994 B
5