ADP1051 Просмотр технического описания (PDF) - Analog Devices
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ADP1051 Datasheet PDF : 108 Pages
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Data Sheet
Parameter
VS UVP Digital Comparator
Threshold Accuracy
Comparator Update Speed
OVP PIN
Leakage Current
OVP Comparator
Voltage Range
Threshold Accuracy
Propagation Delay (Latency)
VF VOLTAGE SENSE PIN
Input Voltage Range
Leakage Current
General ADC
Valid Input Voltage Range
ADC Clock Frequency
Register Update Rate
Measurement Resolution
Measurement Accuracy
VF UVP Digital Comparator
Threshold Accuracy
Comparator Update Speed
Feedforward ADC
Input Voltage Range
Resolution
Sampling Period
CS1 CURRENT SENSE PIN
Input Voltage Range
Source Current
CS1 ADC
Valid Input Voltage Range
ADC Clock Frequency
Register Update Rate
Measurement Resolution
Measurement Accuracy
CS1 OCP Comparator
Reference Accuracy
Propagation Delay (Latency)
CS31 Measurement and Digital
Comparator
Register Update Rate
Comparator Speed
ADP1051
Symbol Min
−2
0.75
−1.6
VIN
0
0
−2
−32
−5
−80
VIN
0.5
VIN
0
−1.2
0
−2
−32
−5
−80
1.185
0.235
Typ
Max Unit
Test Conditions/Comments
Triggers VOUT_UV_FAULT flag
+2
% FSR 10% to 90% of input voltage range
82
µs
Triggers VOUT_OV_FAULT flag
1.0
µA
1.5 V
Differential voltage from OVP to VS−
1
+1.6 %
0.75 V to 1.5 V voltage range
61
85
ns
Debounce time not included
1
1.6 V
Voltage from VF to AGND
1.0
µA
1.6
V
1.56
MHz
1.31
ms
11
Bits
+2
% FSR 10% to 90% of input voltage range
+32 mV
+5
% FSR 0% to 100% of input voltage range
+80 mV
Triggers VIN_LOW or VIN_UV_FAULT flag
Based on VF general ADC parameter
values
1.31
ms
1
1.6 V
11
Bits
10
μs
1
1.6 V
Voltage from CS1 to AGND
−0.35 µA
1.6
V
1.56
MHz
10
ms
12
Bits
+2
% FSR 10% to 90% of input voltage range
+32 mV
+5
% FSR 0% to 100% of input voltage range
+80 mV
Triggers internal CS1_OCP flag
1.2
1.215 V
When set to 1.2 V
0.25 0.265 V
When set to 0.25 V
65
105 ns
Debounce/blanking time not included
Triggers CS3_OC_FAULT flag
10
ms
10
ms
Rev. B | Page 5 of 108
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