Overview
This IC is a 40V withstand voltage 1ch voltage detection IC that is ideal for monitoring the voltage of car batteries.
The voltage detection accuracy is ± 2% including temperature fluctuation, and the output form is Nch open drain output.The current consumption is 1.7 μA (typ.) And the operating temperature range is -40 to 105 ° C.
The detection delay time and release delay time can be set with external capacitors.
Application
・Voltage monitor for car battery
・Voltage monitor for AC / DC converter output voltage
Features
High withstand voltage, High accuracy detection,
Low current consumption,
Hysteresis voltage selectable (0.1V to 4.0V)
Main specifications
| Absolute maximum rating [V] |
Recommended operating voltage Min. [V] |
Recommended operating voltage Max. [V] |
Detection voltage Min. [V] |
Detection voltage Max. [V] |
Detection voltage accuracy [%] |
Consumption current [μA] |
Release delay time | Detect delay time | Output type | Output Logic | Separated sense pin | Manual reset | Circuit structure | Operating Ambient Temperature Min. [deg.C] |
Operating Ambient Temperature Max. [deg.C] |
Hysteresis voltage Typ. [V] |
Release delay time Typ. [ms] |
Detect delay time Typ. [ms] |
Additional function |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40.0 | 2.70 | 20.00 | 5.0 | 10.0 | ±2 | 1.70 | Adjustable | Adjustable | Open drain | Active L | Yes | No | 1ch Reset | -40 | 105 | 0.1V to 4.0V | 10 (CDH=9.1nF) | 10 (CDH=9.1nF) | Separated Sense pin |
| Absolute maximum rating [V] |
Recommended operating voltage Min. [V] |
Recommended operating voltage Max. [V] |
Detection voltage Min. [V] |
Detection voltage Max. [V] |
Detection voltage accuracy [%] |
Consumption current [μA] |
|---|---|---|---|---|---|---|
| 40.0 | 2.70 | 20.00 | 5.0 | 10.0 | ±2 | 1.70 |
| Release delay time | Detect delay time | Output type | Output Logic | Separated sense pin | Manual reset | Circuit structure |
|---|---|---|---|---|---|---|
| Adjustable | Adjustable | Open drain | Active L | Yes | No | 1ch Reset |
| Operating Ambient Temperature Min. [deg.C] |
Operating Ambient Temperature Max. [deg.C] |
Hysteresis voltage Typ. [V] |
Release delay time Typ. [ms] |
Detect delay time Typ. [ms] |
|---|---|---|---|---|
| -40 | 105 | 0.1V to 4.0V | 10 (CDH=9.1nF) | 10 (CDH=9.1nF) |
| Additional function |
|---|
| Separated Sense pin |
Package
Download
Associated Data
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Ideal for car battery voltage monitoring. MinebeaMitsumi's 40V high voltage resistant reset IC.
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"MM3878 Series" is a Secondary side synchronous rectification control ICs for AC/DC power supply that achieves high efficiency and safety through unique control.
