IR3721MTRPBF International Rectifier, IR3721MTRPBF Datasheet - Page 3
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IR3721MTRPBF
Manufacturer Part Number
IR3721MTRPBF
Description
IC POWER SUPPLY MONITOR 10-DFN
Manufacturer
International Rectifier
Series
TruePower™r
Datasheet
1.IR3721MTRPBF.pdf
(16 pages)
Specifications of IR3721MTRPBF
Applications
Power Supply Monitor
Voltage - Supply
3.135 V ~ 3.465 V
Current - Supply
350µA
Operating Temperature
0°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
10-DFN
Quiescent Current
450µA
Bandwidth
589kHz
Sensor Case Style
DFN
No. Of Pins
10
Supply Voltage Range
3.135V To 3.465V
Operating Temperature Range
0°C To +125°C
Filter Terminals
SMD
Rohs Compliant
No
Accuracy %
2.5%
Package
10 Lead 3x3 DFN
Static Accuracy
2.5% @ 65oC
Vk Range
0.5V - 1.8V
Vcs Range
5mV - 150mV
Bias Supply Voltage
+3.3V +/-5%
Junction Temperature
0oC to 125oC
Pbf
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Input
-
Other names
IR3721MTRPBFTR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
IR3721MTRPBF
Manufacturer:
IR
Quantity:
20 000
BLOCK DIAGRAM
IC PIN DESCRIPTION
Page 3 of 16
NAME
VCS
VO
VRT
GND
VDD
GND
GND
DI
VK
VDD
BASE PAD
NUMBER
10
1
2
3
4
5
6
7
8
9
VCS
VO
V
RT
I/O LEVEL
Analog
Analog
Analog
3.3V
Analog
1.8V
3.3V
I
REF
I
REF
DESCRIPTION
Current sensing input, connect through resistor to sensing node
Current sensing reference connect to output voltage
R
Bias return and signal reference
IC bias supply
Connect to pin 4
Connect to pin 4
Power Monitor output; connect to output filter
Connect to fixed voltage or VO, multiplied by DI to become analog output
Connect to pin 5
Connect to pin 4
www.irf.com
T
VCS
VO
thermistor network from this pin to GND programs thermal monitor
TruePower™
IR3721
GND
VDD
result out/
result out
DI
VK
DATA SHEET
IR3721
09/15/08