MAX13325 Datasheet, PDF (4/21 Pages) Maxim Integrated Products – Dual Automotive, Audio Line Drivers with I2C Control and Diagnostic

Dual Automotive, Audio Line Drivers
with I²C Control and Diagnostic
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 14.4V, VL = 5V, RL = J, load impedance from OUT_+ to OUT_-, TA = TJ = -40NC to +105NC, typical values are TA = +25NC,
unless otherwise noted.) (Note 2)
PARAMETER
CHARGE PUMP
Charge-Pump Overdrive Voltage,
VCHOLD – VDD (Hard Mode)
SYMBOL
CONDITIONS
VCPH
VDD = 4.5V, ISOURCE = 6.6mA
VDD = 18V, ISOURCE = 6.6mA
MIN TYP MAX UNITS
3.2
4.0
V
4.5
5.5
VCHOLD - VDD (Soft Mode)
VCPS
VDD unconnected, ISOURCE = 40FA,
VL = 3.3V
2.1
V
VL = 5V
3.9
CPF[1:0] = 00
333
Charge-Pump Frequency
fCP
CPOFF = 0
CPF[1:0] = 01
CPF[1:0] = 10
190
kHz
426
CPF[1:0] = 11
260
DIAGNOSTICS
Output Current Limit
Short to GND or battery
580
mA
Current-Limit Warning Threshold
230
mA
Open-Load Detection
10
kI
Output Offset Detection
Valid when muted
Q250
mV
Thermal Warning Threshold
135
NC
Thermal Shutdown Threshold
165
NC
Thermal Shutdown Hysteresis
15
NC
ESD PROTECTION
Air Gap IEC 61000-4-2
OUT_ pins
Q15
kV
Contact Discharge IEC 61000-4-2
OUT_ pins
Q8
kV
HBM
All pins
Q2
kV
4   _______________________________________________________________________________________