Datasheet

ADP1053 Data Sheet
Rev. A | Page 6 of 84
Parameter Test Conditions/Comments Min Typ Max Unit
AC SENSE
Input Voltage Voltage from ACSNS to AGND 0 1 1.6 V
Input Voltage FSR 1.6 V
ACSNS ADC
Valid Input Voltage Range 0 1 1.4 V
ADC Register Update Rate 800 Hz
Resolution 11 Bits
Measurement Accuracy From 10% to 90% of valid input voltage −1.25 +1.8 % FSR
−20 +28.8 mV
From 0% to 100% of valid input voltage −5.4 +1.9 % FSR
−86.4 +30.4 mV
ACSNS
Threshold Accuracy
Same as ACSNS ADC measurement
accuracy specifications
Comparator Update Speed 1 ms
CS, CS1_A, CS1_B CURRENT SENSE
Input Voltage Voltage from CS/CS1_A/CS1_B to AGND 0 1.6 V
Input Voltage FSR 1.6 V
CS, CS1_A, CS1_B ADCs
Valid Input Voltage Range 0 1 1.4 V
ADC Register Update Rate 100 Hz
Resolution 12 Bits
Measurement Accuracy From 10% to 90% of valid input voltage −1.3 +1.8 % FSR
−20.8 +28.8 mV
From 0% to 100% of valid input voltage −5.6 +1.8 % FSR
−89.6 +28.8 mV
Fast OCP
Threshold Value 1.18 1.2 1.22 V
Propagation Delay (Latency) Debounce/blanking time not included 58 110 ns
CS2_A, CS2_B CURRENT SENSE
Input Voltage
Differential voltage from CS2+_A to
CS2−_A and from CS2+_B to CS2−_B
0 120 mV
Input Voltage FSR 120 mV
Common-Mode Voltage
Common-mode voltage from CS2+_A/
CS2−_A and CS2+_B/CS2−_B to AGND
to achieve measurement accuracy
0.8 1 1.3 V
CS2_A, CS2_B ADCs
Valid Input Voltage Range 0 120 mV
Resolution 12 Bits
Measurement Accuracy
Low-Side Mode with User Trim V
OUT
= 0 V, 5 kΩ level-shifting resistor
From 0 mV to 110 mV −1.85 +2.1 % FSR
−2.22 +2.52 mV
From 110 mV to 120 mV −6.1 +1.5 % FSR
−6.36 +0.84 mV
High-Side Mode with User Trim V
OUT
= 11 V, 5 kΩ level-shifting resistor
From 0 mV to 110 mV −1.6 +2.3 % FSR
−1.92 +2.76 mV
From 110 mV to 120 mV −5.3 +0.7 % FSR
−6.36 +0.84 mV