INA236BIDDF
Texas InstrumentsExtended
-300mV~48V -40℃~+125℃ 1.7V~5.5V 100pA 150dB 1uV 25nV/℃ 300uA High-side detection、Low-side detection、Power monitoring、Digital output interface、Programmable threshold alarm、Integrated ADC、External shunt ±26V TSOT-23-8 Supervisor and Reset ICs ROHS
- Part id
- ti/INA236BIDDF
- Category
- Supervisor And Reset ICs
- Package
- TSOT-23-8
- Pins
- 8
- In stock
- 71 at JLCPCB (C22415777)
Overview
The INA236BIDDF is a supervisor And Reset IC made by Texas Instruments in a TSOT-23-8 package with 8 pins. -300mV~48V -40℃~+125℃ 1.7V~5.5V 100pA 150dB 1uV 25nV/℃ 300uA High-side detection、Low-side detection、Power monitoring、Digital output interface、Programmable threshold alarm、Integrated ADC、External shunt ±26V TSOT-23-8 Supervisor and Reset ICs ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:INA232AIDDFR, from EasyEDA) and its footprint (Package_TO_SOT_SMD:TSOT-23-8, from KiCad's library), ready for a KiCad board. 71 are in stock at JLCPCB (part C22415777).
Symbol
Footprint
From the datasheet
14- Supply, least
- 1.7 V · VS, recommended operating minimum · p. 4
- Supply, most
- 5.5 V · VS, recommended operating maximum · p. 4
- Supply, absolute maximum
- 6 V · Vs, absolute maximum · p. 4
- Works from
- -40 °C · Ambient temperature, recommended minimum · p. 4
- Works up to
- 125 °C · Ambient temperature, recommended maximum · p. 4
- Junction, hottest
- 150 °C · Junction temperature, absolute maximum · p. 4
- Takes working
- 300 µA · VS quiescent current, typical, VSENSE = 0 mV · p. 5
- Takes at most
- 500 µA · Quiescent current maximum, TA = –40°C to +125°C · p. 5
- Takes asleep
- 2.2 µA · Shutdown current, typical · p. 5
- A pin gives at most
- 5 mA · Input current into any pin, absolute maximum · p. 4
- A pin gives at most
- 10 mA · SDA, ALERT open-drain output current, absolute maximum · p. 4
- Junction to air (DDF (SOT23))
- 146.8 K/W · Junction-to-ambient thermal resistance · p. 4
- Junction to case (DDF (SOT23))
- 70.5 K/W · Junction-to-case (top) thermal resistance · p. 4
- Junction to board (DDF (SOT23))
- 67.1 K/W · Junction-to-board thermal resistance · p. 4
What it is and has
14- Sensing
- High-side or low-side current sensing · p. 1
- Measurements
- Current, voltage and power · p. 1
- Programmable full scale range
- 20mV / 80mV · p. 1
- ADC
- 16-bit delta-sigma (ΔΣ) · p. 12
- Gain error
- 0.1% maximum · p. 1
- Shunt offset voltage
- 5 µV maximum · p. 1
- Input bias current
- 10 nA maximum · p. 1
- Averaging
- Configurable averaging options · p. 1
- Interface
- 1.2-V compliant I2C, SMBus · p. 1
- Alerts
- Over and under current limits · p. 1
- Package
- SOT23-8 · p. 1
- Current sensing
- High-side or low-side · p. 1
- ADC resolution
- 16-bit · p. 1
- Input common mode range
- –0.3 V to 48 V · p. 1
Around it
2- cap 0.1 µF
- between VS and GND; Supply bypass capacitor shown in the functional block diagram. · p. 12
- res 10-Ω
- between IN+ and Shunt positive terminal; Series input resistor for protection against excessive dV/dt. · p. 28
Specifications
54| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| Supply Voltage Vs | max 6 V | 4 | |
| Differential (VIN+) - (VIN-) VIN+, VIN- | min -26 · max 26 V | 4 | |
| Common - mode VIN+, VIN- | Minimum relative to GND | min -0.3 · max 50 V | 4 |
| SDA, SCL, ALERT, A0 VIO | Minimum relative to GND | min -0.3 · max 6 V | 4 |
| Input current into any pin | max 5 mA | 4 | |
| Open-drain digital output current (SDA, ALERT) | max 10 mA | 4 | |
| Operating Temperature TA | min -55 · max 150 °C | 4 | |
| Junction temperature TJ | max 150 °C | 4 | |
| Storage temperature Tstg | min -65 · max 150 °C | 4 | |
| Electrostatic discharge V(ESD) | Human body model (HBM), per ANSI/ESDA/JEDEC JS-001, all pins; ± rating | max 2000 V | 4 |
| Electrostatic discharge V(ESD) | Charged device model (CDM), per ANSI/ESDA/JEDEC JS-002, all pins; ± rating | max 1000 V | 4 |
| Common-mode input range VCM | Minimum relative to GND | min -0.3 · max 48 V | 4 |
| Operating supply range VS | min 1.7 · max 5.5 V | 4 | |
| Ambient temperature TA | min -40 · max 125 °C | 4 | |
| Junction-to-ambient thermal resistance RθJA | DDF (SOT23), 8 PINS | typ 146.8 °C/W | 4 |
| Junction-to-case (top) thermal resistance RθJC(top) | DDF (SOT23), 8 PINS | typ 70.5 °C/W | 4 |
| Junction-to-board thermal resistance RθJB | DDF (SOT23), 8 PINS | typ 67.1 °C/W | 4 |
| Junction-to-top characterization parameter ΨJT | DDF (SOT23), 8 PINS | typ 4.1 °C/W | 4 |
| Junction-to-board characterization parameter YJB | DDF (SOT23), 8 PINS | typ 66.7 °C/W | 4 |
| Common-mode rejection CMRR | VCM = –0.3 V to 48 V, TA = –40°C to 125°C | min 136 · typ 150 dB | 5 |
| Shunt voltage input range | ADCRANGE = 0 | min -81.9175 · max 81.92 mV | 5 |
| Shunt voltage input range | ADCRANGE = 1 | min -20.4794 · max 20.48 mV | 5 |
| Shunt offset voltage Vos | VCM = 12 V; ± values | typ 1 · max 5 uV | 5 |
| Shunt offset voltage drift dVos/dT | TA = –40°C to +125°C; ± values | typ 5 · max 25 nV/°C | 5 |
| IN- bus offset Voltage Vos_b | ± values | typ 1 · max 7.5 mV | 5 |
| IN- bus offset voltage drift dVos_b/dT | TA = –40°C to +125°C; ± values | typ 10 · max 30 uV/°C | 5 |
| Power supply rejection ratio (Current measurements) PSRRSHUNT | VS = 1.7 V to 5.5 V, TA = –40°C to 125°C; ± values | typ 0.5 · max 2.5 uV/V | 5 |
| Power supply rejection ratio (Voltage measurements) PSRRBUS | VS = 1.7 V to 5.5 V, TA = –40°C to 125°C, VIN- = 50 mV; ± values | typ 0.5 · max 2.5 mV/V | 5 |
| IN- input impedance ZIN- | Bus Voltage Measurement Mode | typ 1.05 MΩ | 5 |
| Input Leakage IB_SHDWN | IN+, IN-, Shutdown Mode | typ 0.1 · max 5 nA | 5 |
| Input bias current IB | IN+, IN-, Current Measurment Mode | typ 0.1 · max 10 nA | 5 |
| Differential Input Impedance (IN+ to IN-) RDIFF | Shunt or Current Measurment Modes, VIN+ - VIN- < 82 mV | typ 140 kΩ | 5 |
| ADC Resolution | TA = –40°C to 125°C | typ 16 Bits | 5 |
| 1 LSB step size | Shunt Voltage, ADCRANGE = 0 | typ 2.5 uV | 5 |
| 1 LSB step size | Shunt Voltage, ADCRANGE = 1 | typ 625 nV | 5 |
| 1 LSB step size | Bus Voltage | typ 1.6 mV | 5 |
| ADC Conversion-time | TA = –40°C to 125°C, CT bit = 000 | min 133 · typ 140 · max 147 us | 5 |
| ADC Conversion-time | TA = –40°C to 125°C, CT bit = 001 | min 194 · typ 204 · max 214 us | 5 |
| ADC Conversion-time | TA = –40°C to 125°C, CT bit = 010 | min 315 · typ 332 · max 349 us | 5 |
| ADC Conversion-time | TA = –40°C to 125°C, CT bit = 011 | min 559 · typ 588 · max 617 us | 5 |
| ADC Conversion-time | TA = –40°C to 125°C, CT bit = 100 | min 1.045 · typ 1.1 · max 1.155 ms | 5 |
| ADC Conversion-time | TA = –40°C to 125°C, CT bit = 101 | min 2.01 · typ 2.116 · max 2.222 ms | 5 |
| ADC Conversion-time | TA = –40°C to 125°C, CT bit = 110 | min 3.948 · typ 4.156 · max 4.364 ms | 5 |
| ADC Conversion-time | TA = –40°C to 125°C, CT bit = 111 | min 7.832 · typ 8.244 · max 8.656 ms | 5 |
| Shunt voltage gain error GSERR | ± values | typ 0.015 · max 0.1 % | 5 |
| Shunt voltage gain error drift GS_DRFT | TA = –40°C to +125°C | max 30 ppm/°C | 5 |
| VIN- voltage gain error GBERR | ± values | typ 0.015 · max 0.1 % | 5 |
| VIN- voltage gain error drift GB_DRFT | TA = –40°C to +125°C | max 30 ppm/°C | 5 |
| Integral Non-Linearity INL | ADCRANGE = 0, Linear best fit, TA = –40°C to +125°C; ± values | typ 1.5 · max 6 m% | 5 |
| Differential Non-Linearity DNL | ± value | typ 0.1 LSB | 5 |
| Quiescent current IQ | VSENSE = 0 mV | typ 300 · max 380 uA | 5 |
| Quiescent current IQ | IQ vs temperature, TA = –40°C to +125°C | max 500 uA | 5 |
| Quiescent current IQ | Shutdown | typ 2.2 · max 3 uA | 5 |
| Power-on reset threshold VPOR | VS falling | typ 0.95 V | 5 |
Pins, by the datasheet
8- 1 IN+
- Current sensing positive input; connect to bus voltage side of sense resistor for high-side sensing or load side for low-side sensing. · p. 3
- 2 IN–
- Current sensing negative input; connect to load side of sense resistor for high-side sensing or ground side for low-side sensing. Bus voltage is measured at this pin. · p. 3
- 3 GND
- Ground for both analog and digital. · p. 3
- 4 VS
- Power supply, 1.7 V to 5.5 V. · p. 3
- 5 SCL
- Serial bus clock line, open-drain input. · p. 3
- 6 SDA
- Serial bus data line, open-drain input/output. · p. 3
- 7 A0
- Address pin; connect to GND, SCL, SDA, or VS to select the address. · p. 3
- 8 ALERT
- Multifunctional alert output for fault conditions or conversion complete notification. · p. 3
Ordering codes, by the datasheet
2- INA236BIDDFR
- SOT-23-THIN (DDF) · 8 pins; 3000-piece large tape and reel; operating temperature -40 to 125 °C · p. 37
- INA236BIDDFR.A
- SOT-23-THIN (DDF) · 8 pins; 3000-piece large tape and reel; operating temperature -40 to 125 °C · p. 37
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Questions
Is there a KiCad symbol and footprint for the INA236BIDDF?
Yes. The symbol is EasyEDA_Cloud:INA232AIDDFR and the footprint Package_TO_SOT_SMD:TSOT-23-8, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the INA236BIDDF?
TSOT-23-8, with 8 pins. Its footprint is drawn on this page.
Where is the INA236BIDDF datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the INA236BIDDF?
JLCPCB lists it as part C22415777, with 71 in stock; the sellers' links on this page open their listings.
What can replace the INA236BIDDF?
Parts like it in the library: the INA232AIDDF by Texas Instruments, the MAX6369KA+T by Maxim Integrated (Analog Devices), the LTC2954CTS8-1#TRPBF by Analog Devices and the MAX6373KA+T by Maxim Integrated (Analog Devices). Check their datasheets: a part that fits the footprint may still differ in its ratings.