BQ24200DGNG4 Datasheet, PDF (4/20 Pages) Texas Instruments – SINGLE-CHIP LI-ION AND LI-POL CHARGE MANAGEMENT IC FOR CURRENT-LIMITED APPLICATIONS

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SLUS501C – OCTOBER 2001 – REVISED MARCH 2008
OUTPUT CURRENT
over 0°C ≤ T_J ≤ 125°C and supply voltage range (unless otherwise noted)
I_O(OUT)
I_(SC)
PARAMETER
Output current
Short-circuit trip current
See ⁽¹⁾
See ⁽¹⁾
TEST CONDITIONS
(1) Assured by design, not production tested.
PRE-CHARGE CURRENT REGULATION
over 0°C ≤ T_J ≤ 125°C and supply voltage range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
I_(PRECHG)
I_(DETECT)
Pre-charge current
Battery detection current
V_I(BAT) < V_(LOWV), t < t_(30min)
V_I(BAT) < 2.5 V, t < t_(30min)
CHARGE TERMINATION DETECTION
over 0°C ≤ T_J ≤ 125°C and supply voltage range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
I_(TAPER)
I_(TERM)
Taper current detect threshold
Charge termination current detect
threshold
V_I(BAT) > V_(RCH)
V_I(BAT) > V_(RCH)
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MIN TYP MAX UNIT
500 mA
1
1.6 A
MIN TYP MAX UNIT
10 13.5
19 mA
160 210 300 µA
MIN TYP MAX UNIT
21 25.5
31 mA
0.8 1.1 1.4 mA
TEMPERATURE COMPARATOR
over 0°C ≤ T_J ≤ 125°C and supply voltage range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V_(TS1)
V_(TS2)
Lower temperature threshold
Upper temperature threshold
Accuracy
TS pin voltage
TS pin voltage
Hysteresis
MIN TYP MAX UNIT
30
%VCC
60
%VCC
–0.7
0.7 %VCC
1
%VCC
LOW VOLTAGE BATTERY THRESHOLD
over 0°C ≤ T_J ≤ 125°C and supply voltage range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V_(LOWV)
LowV threshold
0°C ≤ T_J ≤ 85°C
MIN TYP MAX UNIT
2.8 2.95 3.1 V
2.8 3.0 3.2 V
BATTERY RECHARGE THRESHOLD
over 0°C ≤ T_J ≤ 125°C and supply voltage range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
Recharge threshold, V_RCH (typically 100 mV below
regulation)
MIN
V_O(REG)
–0.115
TYP MAX
V_O(RE V_O(REG)
G) ^–0.085
–0.1
UNIT
V
STAT OUTPUT
Vcc ≥ V_O(REG) , over 0°C ≤ T_J ≤ 125°C and supply voltage range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V_OL(STAT) Output (low) saturation voltage
V_OH(STAT) Output (high) saturation voltage
I_O = 10 mA
I_O = –5 mA
MIN
Vcc–1.5
TYP MAX UNIT
0.5 V
V
4
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