INA208
- Complete Current Sense Solution
- Three Gain Options Available:
- INA206 = 20 V/V
- INA207 = 50 V/V
- INA208 = 100 V/V
- Dual Comparators:
- Comparator 1 With Latch
- Comparator 2 With Optional Delay
- Common-mode Range: –16 V to 80 V
- High Accuracy: 3.5% (Maximum) Over
Temperature - Bandwidth: 500 kHz
- Quiescent Current: 1.8 mA
- Packages: SO-14, TSSOP-14, VSSOP-10
The INA206, INA207, and INA208 are a family of undirectional current-shunt monitors with voltage output, dual comparators, and voltage reference. The INA206, INA207, and INA208 can sense drops across shunts at a common-mode voltages from 16 V to 80 V. The INA206, INA207, and INA208 are available with three output voltage scales: 20 V/V, 50 V/V, and 100 V/V, with up to 500-kHz bandwidth.
The INA206, INA207, and INA208 also incorporates two open-drain comparators with internal 0.6-V references. On 14-pin versions, the comparator references can be overridden by external inputs. Comparator 1 includes a latching capability, and Comparator 2 has a user-programmable delay on 14-pin versions. The 14-pin versions also provide a 1.2 V reference output.
The INA206, INA207, and INA208 operate from a single 2.7-V to 18-V supply. They are specified over the extended operating temperature range of 40°C to 125°C.
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Technical documentation
Type | Title | Date | ||
---|---|---|---|---|
* | Data sheet | INA20x Unidirectional Measurement Current-Shunt Monitor With Dual Comparators datasheet (Rev. F) | PDF | HTML | 30 Nov 2015 |
Application note | Measuring Current To Detect Out-of-Range Conditions (Rev. D) | PDF | HTML | 10 Mar 2022 | |
Application note | Using a PCB Copper Trace as a Current-Sense Shunt Resistor | PDF | HTML | 25 Jan 2022 | |
Application note | Measuring Current for Handle Multiple Out-of-Range Conditions (Rev. C) | PDF | HTML | 04 Oct 2021 | |
Circuit design | Overcurrent event detection circuit | 31 Jul 2018 |
Design & development
For additional terms or required resources, click any title below to view the detail page where available.
CIRCUIT060035 — Bidirectional current sensing with a window comparator circuit
CIRCUIT060037 — Precision over-current latch circuit
PSPICE-FOR-TI — PSpice® for TI design and simulation tool
TINA-TI — SPICE-based analog simulation program
TIDA-00302 — Current Shunt Monitor with Transient Robustness Reference Design
Additionally, an external protection circuit is implemented to provide surge and fast-transient protection and demonstrate the different immunity levels to (...)
Package | Pins | Download |
---|---|---|
SOIC (D) | 14 | View options |
TSSOP (PW) | 14 | View options |
VSSOP (DGS) | 10 | View options |
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