参数资料
型号: IR3720MTRPBF
厂商: International Rectifier
文件页数: 3/20页
文件大小: 0K
描述: IC POWER SUPPLY MONITOR 10-DFN
标准包装: 1
系列: TruePower™
应用: 电源监控器
电源电压: 3.135 V ~ 3.465 V
电流 - 电源: 480µA
工作温度: 0°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-VFDFN 裸露焊盘
供应商设备封装: 10-DFN-EP(3x3)
包装: 标准包装
其它名称: IR3720MTRPBFDKR
IR3720
DATA SHEET
PARAMETER
TEST CONDITION
MIN
TYP
MAX
UNIT
DIGITIZER
Internal Sampling frequency
External Sampling frequency
Transition time
Driven from internal clock
Driven from external clock
Driven from external clock Note 1
435
922
512
1024
589
1126
50
kHz
kHz
ns
POWER INFORMATION
Minimum Averaging Interval
Maximum Averaging Interval
Output Register
Measuring power
Output Register
Measuring power
Output Register
Measuring power
Output Register
Measuring power
Full Scale Output Register
Measuring power
Config Reg [d3..d0] = b‘0000, Note 1
Config Reg [d3..d0] = b‘1000, Note 1
VO=1V; V DCR =20 mV
R CS2 =600 ? , R T =25.5 k ? , Note 1,2
VO=0.5V; V DCR =20 mV
R CS2 =600 ? , R T =25.5 k ? , Note 1,2
VO=1V; V DCR =0 mV
R CS2 =600 ? , R T =25.5 k ? , Note 1,2
VO=1V; V DCR =-8 mV
R CS2 =600 ? , R T =25.5 k ? , Note 1,2
VO = 1.8; V DCR =35 mV
R CS2 =600 ? , R T =25.5 k ? , Note 1,2
0.9
230
1380
0980
FF40
F740
3DC0
1
256
1440
0A00
0000
F800
3F80
1.1
282
1500
0A80
00C0
F8C0
4000
ms
ms
HEX
HEX
HEX
HEX
HEX
DIGITAL INPUT AND OUTPUT
ALERT# pull down resistance
SDA & SCL HIGH Level
SDA & SCL Low Level
Sink 3 mA
Note 1
Note 1
2.1
250
0.8
Ω
V
V
SCL Input current
SDA pull down voltage
Note 1
Sink 4 mA Note 1
-5
+5
0.4
uA
V
TIMING
Maximum Frequency
Bus free time between stop and
Note 1
Note 1
10
1.3
400
kHz
us
start T BUF
Hold time after (repeated) start
Note 1
0.6
us
condition T HD:STA
Repeated start condition setup
Note 1
0.6
us
time T SU:STA
Stop condition setup time T SU:STO
Data hold time T HD:DAT
Data setup time T SU:DAT
Clock low period T LOW
Clock high period T HIGH
Note 1
Note 1
Note 1
Note 1
Note 1
0.6
300
100
1.3
0.6
us
ns
ns
us
us
Clock or data fall time T F
Clock or data rise time T R
Note 1
Note 1
20
20
300
300
ns
ns
NOTE:
1. Guaranteed by design, not tested in production
2. Average of eight data samples
Page 3 of 20
www.irf.com
09/09/08
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