ADP1043A Analog Devices, ADP1043A Datasheet - Page 6

• Manufacturer Part Number: ADP1043A
• Description: Digital Controller for Isolated Power Supply Applications
• Manufacturer: Analog Devices

ADP1043A
Parameter
CURRENT SENSE 1 (CS1 PIN)
CURRENT SENSE 2 (CS2+, CS2−
GATE PIN (OPEN DRAIN)
OrFET PROTECTION (CS2+, CS2−)
RTD PIN
Input Voltage Range
Sampling Frequency
Current Sense Measurement
Current Sense Measurement
CS1 Fast OCP Threshold
CS1 Fast OCP Speed
CS1 Accurate OCP DC Accuracy
CS1 Accurate OCP Speed
Leakage Current
Input Voltage Range
ADC Input Voltage Range
Sampling Frequency
Current Sense Measurement
Current Sense Measurement
CS2 Accurate OCP Accuracy
CS2 Accurate OCP Speed
Current Sink (High Side)
Current Source (Low Side)
Common-Mode Voltage at the
Output Low Voltage
Accurate OrFET Threshold
Accurate OrFET Speed
Fast OrFET Accuracy
Fast OrFET Speed
Input Voltage Range
Current Source
RTD ADC Measurement
PINS)
Accuracy
Resolution
Accuracy
Resolution
CS2+ and CS2− Pins
Accuracy
Accuracy
Symbol
V
f
V
f
V
V
SAMP
SAMP
IN
IN
OL
IN
Test Conditions/Comments
From 10% to 90% of input voltage range
From 0% to 100% of input voltage range
From 10% to 90% of input voltage range
Differential voltage from CS2+ to CS2−
LSB = 61.04 μV
From 0 mV to 200 mV
From 200 mV to 225 mV
From 0 mV to 200 mV
From 200 mV to 225 mV
To achieve CS2 measurement accuracy
Low-side current sensing only
−25 mV setting
−50 mV setting
−75 mV setting
−100 mV setting
Debounce = 40 ns
RTD resistor = 100 kΩ
From 2% to 20% of input voltage range
From 32 mV to 320 mV
From 0% to 100% of input voltage range
From 0 V to 1.55 V
Rev. 0 | Page 6 of 72
Min
0
−3.0
−41.4
−10
−138
1.1
−3.0
−41.4
−100
0
−4
−15
−7.5
−4
−15
−7.5
−1.2
−40
−70
−100
−125
0
−1
−15.5
−10
−155
0.8
9.5
Typ
1
100
12
1.2
80
10
4.0
100
12
10
100
100
1
0
10
−25
−50
−75
−100
110
1
10.8
Max
1.38
+3.0
+41.4
+10
+138
1.3
100
+3.0
+41.4
+225
225
+4
+15
+7.5
+4
+15
+7.5
1.3
0.4
+1
−10
−30
−50
−75
150
1.55
12
+1
+15.5
+10
+155
Unit
V
Hz
% FSR
mV
% FSR
mV
Bits
V
ns
% FSR
mV
ms
μA
mV
mV
Hz
mV
mV
% FSR
Bits
mV
mV
% FSR
ms
μA
μA
V
V
mV
ms
mV
mV
mV
mV
ns
V
μA
% FSR
mV
% FSR
mV