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Contents

README

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S-1167B29-M5T1U

ABLIC · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

S-1167B29-M5T1U from ABLIC, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VIN power_in Input voltage pin; the input range is 2.0 V to 6.5 V, and the absolute maximum VIN is VSS + 7 V.
2 VSS power_in GND pin, the common ground reference for the regulator.
3 ON / OFF input Enable pin for this B-type part, where high turns the output on and low turns it off; VIH is at least 1.5 V and VIL is at most 0.3 V, the pin has no internal pull-up or pull-down so it must not be left floating, and it should be tied to VIN when unused.
4 NC unconnected No connection; the pin is electrically open and may be connected to VIN or VSS.
5 VOUT power_out Output voltage pin, which for the S-1167B29 is set to 2.9 V (±1.0%) and must not exceed VIN + 0.3 V.

Key specifications

Parameter Value
Manufacturer ABLIC
Package SOT-23-5
Category Power Management (PMIC)
Pins 5

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Input voltage VIN -0.3 7 V Printed VSS − 0.3 to VSS + 7 V 7
ON / OFF pin voltage VON/OFF -0.3 V Printed VSS − 0.3 to VIN + 0.3 V; min referenced to VSS, max is VIN + 0.3 V 7
Output voltage VOUT -0.3 V Printed VSS − 0.3 to VIN + 0.3 V; min referenced to VSS, max is VIN + 0.3 V 7
Power dissipation SOT-23-5 (not mounted on board) PD 300 mW When not mounted on board 7
Power dissipation SOT-23-5 (mounted on board) PD 600 mW When mounted on board (JEDEC STANDARD51-7 board) 7
Operation ambient temperature Topr -40 85 °C 7
Storage temperature Tstg -40 125 °C 7
Input voltage (operating) VIN 2 6.5 V 8
Input capacitor CIN CIN 1 μF Recommended input capacitor for stabilizing the input 10
Output capacitor CL CL 1 μF Ceramic or other output capacitor; ceramic 1.0 μF or more usable 10
Equivalent series resistance of output capacitor RESR 1 Ω Output capacitor ESR 10
Output voltage accuracy -1 1 % 1
Output voltage VOUT(E) 2.9 V VIN = VOUT(S) + 1.0 V, IOUT = 30 mA; min VOUT(S)×0.99 and max VOUT(S)×1.01 printed as formulas 8
Output current IOUT 150 mA VIN ≥ VOUT(S) + 1.0 V; footnote *5 applies 8
Dropout voltage Vdrop 0.2 0.3 V IOUT = 100 mA, 2.5 V ≤ VOUT(S) ≤ 2.9 V 8
Line regulation ΔVOUT1/(ΔVIN·VOUT) 0.05 0.2 %/V VOUT(S) + 0.5 V ≤ VIN ≤ 6.5 V, IOUT = 30 mA 8
Load regulation ΔVOUT2 20 40 mV VIN = VOUT(S) + 1.0 V, 10 μA ≤ IOUT ≤ 100 mA 8
Output voltage temperature coefficient ΔVOUT/(ΔTa·VOUT) -100 100 ppm/°C VIN = VOUT(S) + 1.0 V, IOUT = 30 mA, −40°C ≤ Ta ≤ 85°C; printed ±100 8
Current consumption during operation ISS1 9 16 μA VIN = VOUT(S) + 1.0 V, ON/OFF pin = ON, no load 8
Current consumption during shutdown ISS2 0.1 0.9 μA VIN = VOUT(S) + 1.0 V, ON/OFF pin = OFF, no load 8
ON / OFF pin input voltage H VSH 1.5 V VIN = VOUT(S) + 1.0 V, RL = 1.0 kΩ 8
ON / OFF pin input voltage L VSL 0.3 V VIN = VOUT(S) + 1.0 V, RL = 1.0 kΩ 8
ON / OFF pin input current H ISH -0.1 0.1 μA VIN = 6.5 V, VON/OFF = 6.5 V 8
ON / OFF pin input current L ISL -0.1 0.1 μA VIN = 6.5 V, VON/OFF = 0 V 8
Ripple rejection RR 70 dB VIN = VOUT(S) + 1.0 V, f = 1.0 kHz, ΔVrip = 0.5 Vrms, IOUT = 30 mA; 1.5 V ≤ VOUT(S) ≤ 3.0 V 8
Short-circuit current ISHORT 300 mA VIN = VOUT(S) + 1.0 V, ON/OFF pin = ON, VOUT = 0 V 8

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin • Lead-free, Sn 100%, halogen-free*2 *1. Attention should be paid to the power dissipation of the package when the output current is large. 1

CAD (KiCad official)

  • Symbol: S-1167B29-M5T1U
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: s-1167b29-m5t1u-etched.step / s-1167b29-m5t1u-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); s-1167b29-m5t1u.step / s-1167b29-m5t1u.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: ABLIC datasheet (31 pp, sha256 0df82fa1e45e0b24, retrieved 2026-10-19, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF