BQ2040SN-C408 BENCHMARQ, BQ2040SN-C408 Datasheet - Page 28

• Manufacturer Part Number: BQ2040SN-C408
• Description: BATTERY CHARGE MONITOR, SMD, 2040
• Manufacturer: BENCHMARQ

Specifications of BQ2040SN-C408

• Battery Management Function: Charger, Status Monitor
• Battery Type: Li-Ion / NiCd / NiMH
• Supply Voltage Range: 3V To 6.5V
• Battery Ic Case Style: SOIC
• No. Of Pins: 16
• Operating Temperature Range: 0°C
• Interface Type: 2-Wire, Serial

bq2040
Note:
V
V
R
I
V
R
R
V
V
I
V
V
I
I
Recommended DC Operating Conditions
I
I
V
V
V
V
Symbol
CC
DISP
LVOUT
OL
VOUT
OLS
CC
REF
REF
SB
SBmax
SR
SR
IH
IL
OL
OLSL
OLSH
OHVL
OHVH
Supply voltage
Reference at 25°C
Reference at -40°C to +85°C
Reference input impedance
Normal operation
Battery input
SB input impedance
DISP input leakage
V
Sense resistor input
SR input impedance
Logic input high
Logic input low
Data, clock output low
Sink current
LED
LED
V
V
V
LED
All voltages relative to V
OUT
OUT
OUT
OUT
X
X
X
output leakage
output, low V
output, high V
source current
output low, low V
output low, high V
sink current
Parameter
CC
CC
CC
CC
SS
.
Minimum Typical
0.5
V
V
CC
CC
11.0
-0.2
-0.3
-0.5
100
-33
3.0
5.7
4.5
2.0
1.4
10
10
0
0
-
-
-
-
-
-
-
- 0.3
- 0.6
V
CC
28
4.25
120
170
6.0
5.0
0.1
0.4
90
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(T A = T OPR )
Maximum
0.3
V
V
135
180
250
350
6.5
6.3
7.5
0.2
2.0
5.5
0.4
0.6
5
-
CC
-
-
CC
-
-
-
-
-
V
CC
M
M
M
Unit
mA
mA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
A
A
A
A
A
A
V
3.0V initializes the unit.
I
I
V
V
V
V
0 < V
V
EEPROM off
V
V
-200mV < V
ESCL, ESDA
ESCL, ESDA
I
V
V
LED
V
LED
V
V
At V
At V
SMBC, SMBD
SMBC, SMBD
REF
REF
OL
CC
REF
CC
CC
CC
DISP
SR
SR
OL
CC
CC
CC
CC
=350 A, SMBC, SMBD
< V
> V
= 6.5V, I
excursion from < 2.0V to
= 3.0V
= 4.25V
= 5.5V
= 3V, I
= 6.5V, I
= 3V, I
OHVH
OLSH
1
1
= 5 A
= 5 A
0.4V, SMBC, SMBD
SB
= 3V
–LED
–LED
= V
SS
SS
< V
SS
= 0.4V
= discharge;
= V
= charge
OLS
VOUT
CC
4
4
SR
VOUT
Notes
OLS
CC
< V
= -5.25mA
- 0.6V
1.75mA
= -33.0mA
CC
11.0mA