ADP1048 Analog Devices, ADP1048 Datasheet - Page 7

• Manufacturer Part Number: ADP1048
• Description: Digital Power Factor Correction Controller with accurate AC Power Metering
• Manufacturer: Analog Devices

Data Sheet
Parameter
IBAL PIN (ADP1048 ONLY)
POWER METER
SWITCHING FREQUENCY
OSCILLATOR, CLOCK, AND PLL
RES PIN
PGOOD, AC_OK PINS
FAST OVERCURRENT PROTECTION
RMS OVERCURRENT PROTECTION
FAST OVERVOLTAGE PROTECTION
ACCURATE OVERVOLTAGE
OPEN-LOOP PROTECTION
Voltage Sense Measurement
Input Voltage Range
Equivalent Resolution
Channel Mismatch
Measurement Accuracy
Frequency Range
Accuracy
Oscillator Frequency
Digital Clock Frequency
PLL Frequency
Temperature Stability
Output Low Voltage
Output High Voltage
Fast OCP Threshold
Current Source Accuracy
Current Source Resolution
Propagation Delay
RMS Accuracy
Propagation Delay
Fast OVP Threshold
OVP Threshold Minimum Step
Accuracy
Propagation Delay (Latency)
Blanking Time
PROTECTION
Accuracy
Propagation Delay
VFB Error Threshold
Propagation Delay
Debounce Time
Common-Mode Input Range
Accuracy
Positive Signal
Negative Signal
Rising
Falling
Symbol
ΔVFB
Test Conditions/Comments
From 2.5% to 97.5% of input voltage range
VDD = 3.3 V
VDD varies from 3.0 V to 3.6 V
Interleaved operation mode
DC input and acquiring time window on
each channel is 526 μs
From 2.5% to 97.5% of input voltage range
VDD = 3.3 V
VDD varies from 3.0 V to 3.6 V
Programmable
From threshold trip to PWM disabled
VDD = 3.3 V
AC line frequency = 50 Hz
Fully programmable from 1 V to 1.5 V
Register 0xFE2F, Bits[6:0]
Register 0xFE30, Bits[6:0]
Does not include blanking/debounce
Blanking after threshold reprogramming
VDD = 3.3 V
AC line frequency = 50 Hz
Rev. 0 | Page 7 of 84
Min
−1.52
−1.97
0
−5
−2.3
−2.75
30
−3.85
1.516
−120
2.0
1455
452
−1.7
1
1
−4
−1.2
±33
−0.2
Typ
11
1.56
200
200
0
1500
500
±4.4
±3.2
12
3.9
10
12
±111
200
10
ADP1047/ADP1048
Max
+1.52
+1.97
0.8
+5
+2.3
+2.75
400
+3.85
1.62
+120
0.8
1550
523
140
+1.7
1.5
1.5
+4
120
+1.2
±242
+1.6
Unit
% FSR
Bits
% FSR
% FSR
kHz
V
mV
%
LSB
μs
% FSR
V
% FSR
%
MHz
MHz
MHz
ppm/°C
V
mV
%
%
ns
ms
V
V
mV
ns
μs
%
ms
mV
ns
V