![4-channel I2C-safe Bi-directional Logic Level Converter [BSS138] : ID 757 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits 4-channel I2C-safe Bi-directional Logic Level Converter [BSS138] : ID 757 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits](http://www.adafruit.com/images/480x360/757-06.jpg)
4-channel I2C-safe Bi-directional Logic Level Converter [BSS138] : ID 757 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![arduino - Replace BSS138 with AO3400A in level shifter circuit - Electrical Engineering Stack Exchange arduino - Replace BSS138 with AO3400A in level shifter circuit - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/qDDi9.png)
arduino - Replace BSS138 with AO3400A in level shifter circuit - Electrical Engineering Stack Exchange
![simple bus level-shift / I2C mosfet level converter Fairchild BSS138 under Repository-circuits -24268- : Next.gr simple bus level-shift / I2C mosfet level converter Fairchild BSS138 under Repository-circuits -24268- : Next.gr](https://www.next.gr/uploads/14/LCD_level_shift_pullup_2001-03-08-00_1655x1234.gif)
simple bus level-shift / I2C mosfet level converter Fairchild BSS138 under Repository-circuits -24268- : Next.gr
![microcontroller - Is the BSS138 capable of level shifting this voltage difference? - Electrical Engineering Stack Exchange microcontroller - Is the BSS138 capable of level shifting this voltage difference? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Oj8Dn.png)
microcontroller - Is the BSS138 capable of level shifting this voltage difference? - Electrical Engineering Stack Exchange
![i2c - BSS138 levelshifter draws 35-40mA current when one side is grounded? - Electrical Engineering Stack Exchange i2c - BSS138 levelshifter draws 35-40mA current when one side is grounded? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Raw6Z.jpg)