Datasheet

bq76PL536A
www.ti.com SLUSAD3A –JUNE 2011–REVISED AUGUST 2012
ELECTRICAL CHARACTERISTICS
SUPPLY CURRENT
Typical values stated where T
A
= 25°C and V
BAT
= 20 V, Min/Max values stated where T
A
= –40°C to 85°C and V
BAT
= 7.2 V
to 27 V (unless otherwise noted)
PARAMETER TEST CONDITION MIN TYP MAX UNIT
No load at REG50, SCLK_N, SDI_N, SDO_N, FAULT_N,
CONV_N, DRDY_S, ALERT_N, TSx, AUX, or CBx;
ICC
SLEEP
Supply current 12 20 µA
CB_CTRL = 0; CBT_CONTROL = 0;
CONV_H = 0 (not converting), IO_CTRL[SLEEP] = 1
No load at REG50, SCLK_N, SDI_N, SDO_N, FAULT_N,
CONV_N, DRDY_S, ALERT_N, TSx, AUX, or CBx;
ICC
PROTECT
Supply current 45 60 µA
CB_CTRL = 0; CBT_CONTROL = 0;
CONV_H = 0 (not converting), IO_CTRL[SLEEP] = 0
No load at REG50, SCLK_N, SDI_N, SDO_N, FAULT_N,
CONV_N, DRDY_S, ALERT_N, TSx, or AUX;
ICC
BALANCE
Supply current 46 60 µA
No DC load at CBx; CB_CTRL ≠ 0; CBT_CONTROL ≠ 0;
CONV_H = 0 (not converting) , IO_CTRL[SLEEP] = 0
No load at REG50, SCLK_N, SDI_N, SDO_N, FAULT_N,
ICC
CONVERT
Supply current CONV_N, DRDY_S, ALERT_N, TSx or CBx; CONV_S = 1 10.5 15 mA
(conversion active) , IO_CTRL[SLEEP] = 0
ICC
TSD
Supply current Thermal shutdown activated; ALERT_STATUS[TSD] = 1 1.6 mA
REG50, INTEGRATED 5-V LDO
Typical values stated where T
A
= 25°C and V
BAT
= 20 V, Min/Max values stated where T
A
= –40°C to 85°C and V
BAT
= 7.2 V
to 27 V (unless otherwise noted)
PARAMETER TEST CONDITION MIN TYP MAX UNIT
V
REG50
Output voltage I
REG50OUT
≤ 0.5 mA, C = 2.2 μF to 22 μF 4.9 5 5.1 V
ΔV
REG50LINE
Line regulation 6 V ≤ BAT ≤ 27 V, I
REG50OUT
= 2 mA 10 25 mV
0.2 mA ≤ I
REG50OUT
≤ 2 mA 15
ΔV
REG50LOAD
Load regulation mV
0.2 mA ≤ I
REG50OUT
≤ 5 mA 25
I
REG50MAX
Current limit 12 25 35 mA
I
AUXMAX
Maximum load AUX pin 5 mA
I = 1 mA, max. capacitance = V
REG50
R
AUX
AUX output 50 Ω
Capacitor: C
VAUX
≤ C
VREG50
/ 10
LEVEL SHIFT INTERFACE
Typical values stated where T
A
= 25°C and V
BAT
= 20 V, Min/Max values stated where T
A
= –40°C to 85°C and V
BAT
= 7.2 V
to 27 V (unless otherwise noted)
PARAMETER TEST CONDITION MIN TYP MAX UNIT
I
NTX1
North 1 transmitter current SCLK_N, CS_N, SDI_N, CONV_N 1000 1350 1800 µA
I
NTX0
North 0 transmitter current CS_N, CONV_N 1 µA
I
NTX0A
North 0 transmitter current SCLK_N, SDI_N (BASE device CS_H = 1) 1 µA
I
NTX0B
North 0 transmitter current SCLK_N, SDI_N (BASE device CS_H = 0) 50 75 110 µA
I
SRX
South 1 receiver threshold SCLK_S, CS_S, SDI_S, CONV_S 430 550 680 µA
I
SRXH
South receiver hysteresis SCLK_S, CS_S, SDI_S, CONV_S 50 100 200 µA
I
STX1
South 1 transmitter current ALERT_N, FAULT_S, DRDY_S 800 1100 1400 µA
I
STX0
South 0 transmitter current ALERT_S, FAULT_S, DRDY_S 1 µA
I
STX0B
South 0 transmitter current SDO_S (BASE device CS_H = 0) 1 4 7 µA
I
NRX
North 1 receiver threshold SDO_N, ALERT_N, FAULT_N, DRDY_N 420 580 720 µA
I
NRXH
North receiver hysteresis SDO_N, ALERT_N, FAULT_N, DRDY_N 50 100 200 µA
C
IN
Input capacitance 15 pF
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