
MICRONE
ME6118A33M3G is a 3.3V LDO candidate with weaker Iq and accuracy.
ME6231A33M3G is a 3.3V 500mA LDO in SOT23-3. Alternatives need pinout, stability, voltage and load checks.
Iq, dropout or current may differ.
kept parts are SOT23-3.
No firmware interface.
Lifecycle data is limited.
No pin-compatible replacement is proven from the provided fields.
Start with ME6118A33M3G, then verify pinout and application limits.
Pinout and LDO electrical margins are not verified.

MICRONE
ME6118A33M3G is a 3.3V LDO candidate with weaker Iq and accuracy.
| Feature / factor | ME6231A33M3G | ME6118A33M3G | TPL720F33-3TR | MST5633BTE | Compatibility / risk |
|---|---|---|---|---|---|
| Package | SOT23-3 | SOT23-3 | SOT23-3 | SOT23-3 | SOT23-3 — same package; TPL720F33-3TR: same package; MST5633BTE: same package |
| Pinout | 3-pin LDO | missing | missing | missing | missing — verify pins; TPL720F33-3TR: verify pins; MST5633BTE: verify pins |
| Voltage | 3.3V, 3-18V in | 3.3V, 2.5-18V in | 2.4-6V in | 5-60V in | 3.3V, 2.5-18V in / 2.4-6V in / 5-60V in — range ok; TPL720F33-3TR: not 18V capable; MST5633BTE: higher min Vin |
| Current | 500mA | 500mA | 400mA | 150mA | 500mA / 400mA / 150mA — same rating; TPL720F33-3TR: load derating; MST5633BTE: large derating |
| Application | 1.8uA, ±1% | 52uA, ±2% | - | 700mV dropout | 52uA, ±2% / 700mV dropout — higher Iq; MST5633BTE: more headroom |
| Temperature | -40 to 85C | - | -40 to 85C | - | -40 to 85C — same range |
ME6118A33M3G is the closest kept candidate, but it needs pinout and LDO stability review.