TLE2426が秋月からなくなってる。そうか、あれはTI製だったか…。
そんなわけで、レールスプリッタ関連を調べてみたので、備忘録。
www.tij.co.jp
https://www.tij.co.jp/jp/lit/an/snaa086/snaa086.pdf
EDN

Simple PS voltage splitters based on audio amplifiers - EDN
Sometimes it is necessary to split a single power supply in two or more parts which are not necessarily equal. This is the case with 6-, 12-, 15-, 24-,
EDN

Simple PS voltage splitters based on audio amplifiers (Part 2) - EDN
Notes about some features of audio power amplifiers Table 1 gives some of the power audio amplifiers (PAAs) that are appropriate for voltage splitters