BQ29209-Q1 Datasheet, PDF (4/23 Pages) Texas Instruments – Voltage Protection with Automatic Cell Balance

bq29209-Q1
SLUSC62A – JUNE 2015 – REVISED MARCH 2016
7.2 ESD Ratings
V_(ESD) Electrostatic discharge
Human-body model (HBM), per AEC Q100-002⁽¹⁾
Charged-device model (CDM), per AEC
Q100-011
All pins
Corner pins (VC2, CD,
OUT, and GND)
VALUE
±2000
±500
±750
(1) AEC Q100-002 indicates that HBM stressing shall be in accordance with the ANSI/ESDA/JEDEC JS-001 specification.
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UNIT
V
7.3 Recommended Operating Conditions
Supply voltage, VDD
Input voltage range
VC2–VC1, VC1–GND
Delay time capacitance, t_d(CD)
C_CD (See Figure 9.)
Voltage monitor filter resistance R_IN (See Figure 9.)
Voltage monitor filter capacitance C_IN (See Figure 9.)
Supply voltage filter resistance R_VD (See Figure 9.)
Supply voltage filter capacitance C_VD (See Figure 9.)
Cell balance resistance
R_CB (See Figure 9 and Protection (OUT) Timing.)
Operating ambient temperature range, T_A
MIN NOM MAX UNIT
4
10 V
0
5V
0.1
µF
100
1K
Ω
0.01
0.1
µF
100
1K Ω
0.1
µF
100
4.7K Ω
–40
105 °C
7.4 Thermal Information
THERMAL METRIC⁽¹⁾
bq29209-Q1
DRB
UNIT
8 PINS
R_θJA
R_θJC(top)
R_θJB
ψ_JT
ψ_JB
R_θJC(bot)
Junction-to-ambient thermal resistance
Junction-to-case(top) thermal resistance
Junction-to-board thermal resistance
Junction-to-top characterization parameter
Junction-to-board characterization parameter
Junction-to-case(bottom) thermal resistance
50.5
°C/W
25.1
°C/W
19.3
°C/W
0.7
°C/W
18.9
°C/W
5.2
°C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report, SPRA953.
7.5 Electrical Characteristics
Typical values stated where T_A = 25°C and VDD = 7.2 V. Minimum and maximum values stated where T_A = –40°C to 105°C
and VDD = 4 V to 10 V (unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
V_PROTECT
Overvoltage detection
voltage
4.3
V
V_HYS
Overvoltage detection
hysteresis
200 300 400 mV
V_OA
Overvoltage detection
accuracy
T_A = 25°C
–10
10 mV
V_{OA_DRIFT}
X_DELAY
Overvoltage threshold
temperature drift
Overvoltage delay time
scale factor
T_A = 0°C to 60°C
T_A = –40°C to 110°C
T_A = 0°C to 60°C
Note: Does not include external capacitor variation.
T_A = –40°C to 110°C
Note: Does not include external capacitor variation.
–0.4
0.4
mV°/C
–0.6
0.6
6
9 12
s/µF
5.5
9 13.5
4
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