参数资料
型号: ADM1275-3ARQZ
厂商: Analog Devices Inc
文件页数: 6/48页
文件大小: 0K
描述: IC HOT SWAP CTRL PMBUS 20QSOP
标准包装: 56
类型: 热交换控制器
应用: 通用
内部开关:
电流限制: 可调
电源电压: 2.95 V ~ 20 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SSOP(0.154",3.90mm 宽)
供应商设备封装: 20-QSOP
包装: 管件
配用: EVAL-ADM1275EBZ-ND - BOARD EVALUATION FOR ADM1275
ADM1275
Data Sheet
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
PWRGD PIN
Output Low Voltage, V OL_PWRGD
VCC That Guarantees Valid Output
Leakage Current
1
0.4
1.5
100
1
V
V
V
nA
μA
I PWRGD = 1 mA
I PWRGD = 5 mA
I SINK = 100 μA; V OL_PWRGD = 0.4 V
V PWRGD ≤ 2 V; PWRGD output high-Z
V PWRGD = 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
%
V SENSE = 20 mV; V SENSE+ = 12 V; T A = 0°C to 65°C
±0.08
±0.08
±0.2
±0.08
±0.2
±0.09
±0.2
±0.04
±0.15
±1.0
±1.0
±2.8
±0.7
±0.75
±0.8
±1.1
±2.0
±4.3
%
%
%
%
%
%
%
%
%
%
%
%
%
%
%
%
%
%
V SENSE = 20 mV; V SENSE+ = 12 V; T A = 25°C
V SENSE = 20 mV
V SENSE = 20 mV; T A = 25°C
V SENSE = 20 mV; T A = 0°C to 65°C
V SENSE = 20 mV; 16 sample averaging
V SENSE = 20 mV; 16 sample averaging; T A = 25°C
V SENSE = 20 mV; 16 sample averaging; T A = 0°C to 65°C
V SENSE = 20 mV; 1 sample averaging
V SENSE = 20 mV; 1 sample averaging; T A = 25°C
V SENSE = 20 mV; 1 sample averaging; T A = 0°C to 65°C
V SENSE = 25 mV; V SENSE+ = 12 V
V SENSE = 25 mV; V SENSE+ = 12 V; T A = 25°C
V SENSE = 25 mV; V SENSE+ = 12 V; T A = 0°C to 65°C
V SENSE = 20 mV; V SENSE+ = 12 V
V SENSE = 15 mV; V SENSE+ = 12 V
V SENSE = 10 mV; V SENSE+ = 12 V
V SENSE = 5 mV; V SENSE+ = 12 V
V SENSE = 2.5 mV; V SENSE+ = 12 V
SENSE+/VOUT Absolute Error
±1.0
±1.0
%
%
Low input range; input voltage ≥ 3 V
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
Input Current for Address 00
0
?40
?22
0.8
V
μA
Connect to GND
V ADR = 0 V to 0.8 V
Address Set to 01
Address Set to 10
Address Set to 11
Input Current for Address 11
135
?1
2
150
3
165
+1
10
k?
μA
V
μA
Resistor to GND
No connect state; maximum leakage current allowed
Connect to VCAP
V ADR = 2.0 V to VCAP; must not exceed the maximum
allowable current draw from VCAP
SERIAL BUS DIGITAL INPUTS (SDA, SCL)
Input High Voltage, V IH
Input Low Voltage, V IL
1.1
0.8
V
V
Output Low Voltage, V OL
0.4
V
I OL = 4 mA
Input Leakage, I LEAK-PIN
?10
+10
μA
?5
+5
μA
Device is not powered
Nominal Bus Voltage, V DD
Capacitance for SDA, SCL Pin, C PIN
Input Glitch Filter, t SP
2.7
0
5
5.5
50
V
pF
ns
3 V to 5 V ± 10%
Rev. D | Page 6 of 48
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