BQ24004 Datasheet, PDF (4/22 Pages) Texas Instruments – TWO-CELL Li-ION CHARGE MANAGEMENT IC FOR PDAs AND INTERNET APPLIANCES

bq24004
bq24005
bq24006
SLUS476B – DECEMBER 2000 – REVISED MAY 2002
www.ti.com
ELECTRICAL CHARACTERISTICS CONTINUED
over recommended operating junction temperature supply and input voltages, and VI (VCC) ≥ VI (IN) ( unless otherwise noted)
HIGHV (RECHARGE) COMPARATOR, 0°C ≤ T_J ≤ 125°C
PARAMETER
TEST CONDITIONS
MIN TYP MAX
Start threshold
7.70 7.85 8.00
UNIT
V
OVERV COMPARATOR, 0°C ≤ T_J ≤ 125°C
PARAMETER
Start threshold
Stop threshold
Hysteresis
TEST CONDITIONS
MIN TYP MAX UNIT
8.85 9.00 9.15 V
8.45 8.60 8.75 V
50
mV
TAPERDET COMPARATOR, 0°C ≤ T_J ≤ 125°C
PARAMETER
Trip threshold
EN LOGIC INPUT, 0°C ≤ T_J ≤ 125°C
PARAMETER
High-level input voltage
Low-level input voltage
Input pulldown resistance
VSEL LOGIC INPUT, 0°C ≤ T_J ≤ 125°C
PARAMETER
High-level input voltage
Low-level input voltage
Input pulldown resistance
TEST CONDITIONS
TEST CONDITIONS
TEST CONDITIONS
MIN TYP MAX UNIT
12 18.5
25 mV
MIN TYP MAX UNIT
2.25
V
0.8 V
100
200 kΩ
MIN TYP MAX UNIT
2.25
V
0.8 V
100
200 kΩ
TMR SEL INPUT 0°C ≤ T_J ≤ 125°C
PARAMETER
High-level input voltage
Low-level input voltage
Input bias current
TEST CONDITIONS
VI(TMR _SEL) ≤ 5V
MIN TYP MAX UNIT
2.7
V
0.6 V
15 µA
STAT1, STAT2 (bq24004, bq24006), 0°C ≤ T_J ≤ 125°C
PARAMETER
TEST CONDITIONS
Output (low) saturation voltage
Output (low) saturation voltage
Output (high) saturation voltage
Output (high) saturation voltage
Output turn on/off time
IO = 10 mA
IO = 4 mA
IO = –10 mA
IO = –4 mA
IO = ± 10 mA, C = 100 p(1)
(1) Specified by design, not production tested.
POWER-ON RESET (POR), 0°C ≤ T_J ≤ 125°C
PARAMETER
POR delay
See Note 1
POR falling-edge deglitch
See Note 1
(1) Specified by design, not production tested.
4
TEST CONDITIONS
MIN
VCC–1.5
VCC–0.5
TYP MAX UNIT
1.5 V
0.6 V
V
V
100 µs
MIN TYP MAX UNIT
1.2
3 ms
25
75 µs