Datasheet

4
Atmel MSL2010 [DATASHEET]
42072A–AVR–05/2013
5. Electrical Characteristics
AVIN = PVIN = 12V, -40°C ≤T
A
≤ 105°C, Typical Operating Circuit, unless otherwise noted.
Typical values at T
A
= +25°C.
Table 5-1. DC electrical characteristics
Note: 1. Additional decoupling may be required when pulling current from VCC and/or VDD in noisy environments
Parameter Conditions Min. Typ. Max. Unit
AVIN, PVIN Operating Supply Voltage 9.5 12 15 V
AVIN Operating Supply Current
LEDs on at PWM = 100%, serial
interface idle
10 mA
AVIN Disable Supply Current V
EN
= 0, all digital inputs = 0 5 μA
VCC Regulation Voltage I
VCC
= 10mApeak
(1)
4.5 5 5.5 V
VDD Regulation Voltage I
VDD
= 10mApeak
(1)
2.25 2.5 2.75 V
PWM, SCL, SDA Input High Voltage 0.7V
VDD
V
PWM, SCL, SDA Input Low Voltage 0.3V
VDD
V
EN Input High Voltage 2 V
EN Input Low Voltage 0.5 V
EN Input Hysteresis 100 mV
SDA, FLTB Output Low Voltage Sinking 6mA 0.3 V
SCL, SDA, PWM, FLTB leakage
current
-5 5 A
S Current Sense Regulation Voltage MREF = 0x64 194 200 206 mV
S Current Sense Regulation Voltage
Accuracy
Main string at 100% duty cycle,
T
A
= 25C, MREF = 0x64
-3 +3 %
S Current Sense Regulation Voltage
Temperature Coefficient
-220 ppm/ºC
G Maximum Output Voltage AVIN – 3.5 AVIN – 2.0 V
D Regulation Threshold EOCTRL = 0xE5 0.9 1 1.1 V
CS Current Sense Regulation Voltage CAREF = 0x64 200 mV
EA Unity Gain Bandwidth 7 MHz
EA Open Loop Gain 100 dB
DRV Impedance
V
DRV
= 12V, I
DRV
= 20mA 5.6 9 Ω
V
DRV
= 0V, I
DRV
= -20mA 5.6 9 Ω
FBO Full Scale Current 170 255 340 A
FBO LSB Current 1.0 A
Thermal Shutdown Temperature Temperature rising 133 °C
Thermal Shutdown Hysteresis 15 °C