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ADM1275 Folha de dados(PDF) 6 Page - Analog Devices

Nome de Peças ADM1275
Descrição Electrónicos  Hot-Swap Controller and Digital Power
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Fabricante Electrônico  AD [Analog Devices]
Página de início  http://www.analog.com
Logo AD - Analog Devices

ADM1275 Folha de dados(HTML) 6 Page - Analog Devices

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ADM1275
Data Sheet
Rev. D | Page 6 of 48
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
PWRGD PIN
Output Low Voltage, VOL_PWRGD
0.4
V
IPWRGD = 1 mA
1.5
V
IPWRGD = 5 mA
VCC That Guarantees Valid Output
1
V
ISINK = 100 μA; VOL_PWRGD = 0.4 V
Leakage Current
100
nA
VPWRGD ≤ 2 V; PWRGD output high-Z
1
µA
VPWRGD = 20 V; PWRGD output high-Z
CURRENT AND VOLTAGE MONITORING
Current Sense Absolute Error
25 mV input range; 128 sample averaging (unless
otherwise noted)
±0.2
±0.7
%
VSENSE = 20 mV; VSENSE+ = 12 V; TA = 0°C to 65°C
±0.08
%
VSENSE = 20 mV; VSENSE+ = 12 V; TA = 25°C
±1.0
%
VSENSE = 20 mV
±0.08
%
VSENSE = 20 mV; TA = 25°C
±0.2
%
VSENSE = 20 mV; TA = 0°C to 65°C
±1.0
%
VSENSE = 20 mV; 16 sample averaging
±0.08
%
VSENSE = 20 mV; 16 sample averaging; TA = 25°C
±0.2
%
VSENSE = 20 mV; 16 sample averaging; TA = 0°C to 65°C
±2.8
%
VSENSE = 20 mV; 1 sample averaging
±0.09
%
VSENSE = 20 mV; 1 sample averaging; TA = 25°C
±0.2
%
VSENSE = 20 mV; 1 sample averaging; TA = 0°C to 65°C
±0.7
%
VSENSE = 25 mV; VSENSE+ = 12 V
±0.04
%
VSENSE = 25 mV; VSENSE+ = 12 V; TA = 25°C
±0.15
%
VSENSE = 25 mV; VSENSE+ = 12 V; TA = 0°C to 65°C
±0.75
%
VSENSE = 20 mV; VSENSE+ = 12 V
±0.8
%
VSENSE = 15 mV; VSENSE+ = 12 V
±1.1
%
VSENSE = 10 mV; VSENSE+ = 12 V
±2.0
%
VSENSE = 5 mV; VSENSE+ = 12 V
±4.3
%
VSENSE = 2.5 mV; VSENSE+ = 12 V
SENSE+/VOUT Absolute Error
±1.0
%
Low input range; input voltage ≥ 3 V
±1.0
%
High input range; input voltage ≥ 10 V
ADC Conversion Time
250
305
µs
1 sample of voltage and current; from command
received to valid data in register
4000
4880
µs
16 samples of voltage and current averaged; from
command received to valid data in register
ADR PIN
Address Set to 00
0
0.8
V
Connect to GND
Input Current for Address 00
−40
−22
μA
VADR = 0 V to 0.8 V
Address Set to 01
135
150
165
kΩ
Resistor to GND
Address Set to 10
−1
+1
μA
No connect state; maximum leakage current allowed
Address Set to 11
2
V
Connect to VCAP
Input Current for Address 11
3
10
μA
VADR = 2.0 V to VCAP; must not exceed the maximum
allowable current draw from VCAP
SERIAL BUS DIGITAL INPUTS (SDA, SCL)
Input High Voltage, VIH
1.1
V
Input Low Voltage, VIL
0.8
V
Output Low Voltage, VOL
0.4
V
IOL = 4 mA
Input Leakage, ILEAK-PIN
−10
+10
μA
−5
+5
μA
Device is not powered
Nominal Bus Voltage, VDD
2.7
5.5
V
3 V to 5 V ± 10%
Capacitance for SDA, SCL Pin, CPIN
5
pF
Input Glitch Filter, tSP
0
50
ns


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