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bq76PL536APAP 数据表(PDF) 11 Page - Texas Instruments

部件名 bq76PL536APAP
功能描述  3 to 6 Series Cell Lithium-Ion Battery Monitor and Secondary Protection IC for Applications
PDF  60 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

bq76PL536APAP 数据表(HTML) 11 Page - Texas Instruments

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SLUSAD3A – JUNE 2011 – REVISED AUGUST 2012
UNDERVOLTAGE LOCKOUT (UVLO) and POWER-ON RESET (POR)
Typical values stated where TA = 25°C and VBAT = 20 V, Min/Max values stated where TA = –40˚C to 85°C and VBAT = 7.2 V
to 27 V (unless otherwise noted)
PARAMETER
TEST CONDITION
MIN
NOM
MAX
UNIT
VUVLO
Negative-going threshold
5
5.6
V
VUVLO_HSY
Hysteresis
250
375
500
mV
UVLODELAY
Delay to locked-out condition
V
≤ VUVLO MIN
15
μs
VPOR
Negative-going threshold
4
5
V
VPOR_HSY
Hysteresis
250
500
750
mV
PORDELAY
Delay to disabled condition
V
≤ VPOR MIN
15
µs
tRST
Reset delay time
V
≥ VPOR + VPOR_HSY
40
56
70
ms
VDELTA_RISE
Voltage delta between trip points
VUVLO – VPOR (VBAT rising)
0.3
0.4
0.7
V
VDELTA_FALL
Voltage delta between trip points
VUVLO – VPOR (VBAT falling)
0.4
0.52
0.7
V
BATTERY PROTECTION THRESHOLDS
Typical values stated where TA = 25°C and VBAT = 20 V, Min/Max values stated where TA = –40˚C to 85°C and VBAT = 7.2 V
to 27 V (unless otherwise noted)
PARAMETER
TEST CONDITION
MIN
NOM
MAX
UNIT
VOVR
OV detection threshold range(1)
2
5
V
ΔVOVS
OV detection threshold program step
50
mV
VOVH
OV detection hysteresis
50
mV
VOVA1
OV detection threshold accuracy
3.3
≤ VOV_SET ≤ 4.5
–50
0
50
mV
VOVA2
OV detection threshold accuracy
VOV_SET < 3.3 or VOV_SET > 4.5
–70
0
70
mV
VUVR
UV detection threshold range(1)
700
3300
mV
ΔVUVS
UV detection threshold program step
100
mV
VUVH
UV detection hysteresis
100
mV
VUVA
UV detection threshold accuracy
–100
0
100
mV
VOTR
OT detection threshold range(2)
VREG50 = 5 V
1
2
V
ΔVOTS
OT detection threshold program step(2)
See (3)
V
VOTA
OT detection threshold accuracy(2)
T = 40°C to 90°C
0.04
0.05
V
ΔVOTH
OT reset hysteresis
T = 40°C to 90°C
8%
12%
15%
(1)
COV and CUV thresholds must be set such that COV – CUV
≥ 300 mV
(2)
Using recommended components. Consult Table 1 in text for voltage levels used.
(3)
See Table 1 for trip points.
Copyright © 2011–2012, Texas Instruments Incorporated
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