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参数资料
| 型号： | IR3720MTRPBF |
| 厂商： | International Rectifier |
| 文件页数： | 2/20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
ABSOLUTE MAXIMUM RATINGS
All voltages referenced to GND
VDD: ................................................................3.9V
ALERT#:...........................................................3.9V
ALERT#.............................................. <VDD + 0.3V
EXTCLK ...........................................................3.9V
All other Analog and Digital pins ......................3.9V
Operating Junction Temperature .... -10°C to 150 o C
Storage Temperature Range .......... -65 o C to 150 o C
Thermal Impedance ( θ JC )............................53°C/W
ESD Rating ............HBM Class 2 JEDEC Standard
MSL Rating ..................................................Level 2
Reflow Temperature ..................................... 260°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device.
These are stress ratings only and functional operation of the device at these or any other conditions beyond those
indicated in the operational sections of the specifications are not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply: VDD = 3.3V ± 5%, 0 o C ≤ T J ≤ 125 o C, 0.5 ≤ VO ≤ 1.8 V, and
operation in the system accuracy test circuit. See notes following table.
PARAMETER
TEST CONDITION
MIN
TYP
MAX
UNIT
IC SYSTEM ACCURACY
Power accuracy,
IC only
R CS2 = 600 ? , R T = 25.5 k ? , V DCR = 20 mV,
VO=1 volt, C CS2 = 1 μ F
Sampling frequency 512 kHz.
Sampling interval 8 ms, 0 O C ≤ T J ≤ 85 O C
Notes 1, 2
3.3
%
BIAS SUPPLY
VDD Turn-on Threshold, VDD UP
VDD Turn-off Threshold, VDD DN
2.4
3.1
V
V
VDD Operating Current
VDD Shutdown Current
R T = 25.5 k ?
Config Reg enable bit d4=1
480
17
660
100
μ A
μ A
VOLTAGE REFERENCE
V REF Voltage
Reference load, R T
R T = 25.5 k ?
Note 1
1.4
20
1.5
25.5
1.6
40
V
k ?
VOLTAGE SENSOR
Voltage error
Voltage, full scale V FS
VO=1V; V DCR =0 mV, 0 O C ≤ T J ≤ 85 O C
R CS2 =600 ? , R T =25.5 k ? , Note 1
-0.75
1.854
0.75
%
V
CURRENT SENSOR
Voltage, Current Gain, V IG
R T = 25.5 k ?
1.5
V
Current range, Io x DCR
Current error
Page 2 of 20
RCS2=600 ? , R T =25.5 k ?
VO=1V; V DCR =20 mV, 0 O C ≤ T J ≤ 85 O C
RCS2=600 ? , R T =25.5 K ? , Note 1
www.irf.com
-35
-2.4
35
2.4
mV
%
09/09/08
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