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TM5102

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TM(Shenzhen Titan Micro Elec) AC-DC Controllers & Regulators, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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TM5102

TM(Shenzhen Titan Micro Elec) · AC-DC Controllers & Regulators · SOP-8

TM5102 from TM(Shenzhen Titan Micro Elec), in a SOP-8. 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 VDD power_in Power supply input; IC starts at VDD-ON 15.5V typ, shuts off below 8.5V (UVLO), OVP above 23V, recommended 10~23V, absolute max 30V.
2 NC unconnected No connect (empty pin).
3 FB input Voltage feedback pin connected to an optocoupler; input range 05.5V recommended, -0.36.0V absolute max, overload threshold 3.7V.
4 SENSE input Current sense pin (MOSFET source) with an external resistor sensing MOSFET current; input -0.3~6.0V absolute max, 350ns leading edge blanking.
5 GATE output Gate drive output for the external MOSFET, clamped at 17V typical.
6 NC unconnected No connect (empty pin).
7 NC unconnected No connect (empty pin).
8 GND power_in Ground pin.

Key specifications

Parameter Value
Manufacturer TM(Shenzhen Titan Micro Elec)
Package SOP-8
Category Power Supply Chip
Pins 8

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Supply voltage (absolute max) VDD 30 V 3
FB pin input voltage (absolute max) VFB -0.3 6 V 3
CS pin input voltage (absolute max) VCS -0.3 6 V 3
Operating junction temperature TJ -40 150 ℃ 3
Storage temperature TSTG -40 150 ℃ 3
Operating ambient temperature (absolute) TA -40 85 ℃ 3
Soldering temperature TL 260 ℃ 10 秒 3
Supply voltage (recommended) VDD 10 23 V 3
FB pin input voltage (recommended) VFB 0 5.5 V 3
Operating ambient temperature (recommended) TA -20 80 ℃ 3
Thermal resistance junction to case θJC 82.5 ℃/W 3
Startup voltage VDD-ON 14.5 15.5 16.5 V VDD=15.5V, TA=25℃ 4
Shutdown voltage VDD-OFF 8.5 9.5 10.5 V VDD=15.5V, TA=25℃ 4
Startup current IDD-ST 5 20 uA VDD=VDD-ON-0.5V 4
Operating current IDD-OP 2.5 4 mA 4
VDD overvoltage protection VDD-OVP 23 24 V 4
VDD clamp voltage VDD-CLAMP 25 27 V IDD=5mA 4
FB open-circuit voltage VFB-OPEN 4.4 4.7 5 V 4
Current limit (peak) VCSTH-H 1 1.1 V 4
Current limit (valley) VCSTH-L 0.7 0.8 V 4
Oscillator frequency fOSC 140 150 160 KHz 5
Frequency deviation vs VDD fDV 0.2 1 % VDD=10V to 23V 5
Maximum duty cycle DMAX 75 80 85 % 5
Output low voltage VOL 1.5 V VDD =15V, IO =20mA 5
Output high voltage VOH 10 V VDD =15V, IO =20mA 5
Gate rise time TR 240 US VDD =15V, CL=1nF 5
Gate fall time TF 75 US VDD =15V, CL=1nF 5
Output clamp voltage VG-CLAMP 17 V 5
Over-temperature protection TOTP 130 ℃ 5
OTP hysteresis temperature TOTP_SH 105 ℃ 5
PWM comparator gain AV 1.7 V/V 4
FB input impedance ZFB 6 KΩ 4
FB overload threshold VFB-PL 3.7 V 4
Overload delay time TPD 50 ms 4
Soft-start time T_SS 3 ms 4
CS input impedance ZCS 5 KΩ 4
Leading edge blanking time TLEB 350 ns 4
Propagation delay time TPD 60 ns 4
Frequency shuffling range f△SHUFFLING -6 6 % 5
ESD HBM 2 KV 人体模式, JESD22-A114 3
ESD MM 0.2 KV 机器模式, JESD22-A115 3

CAD (KiCad official)

  • Symbol: TM5102
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: tm5102-etched.step / tm5102-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tm5102.step / tm5102.glb are the bare package body.

Provenance

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

  • Datasheet: TM(Shenzhen Titan Micro Elec) datasheet (10 pp, sha256 94203a890fe3e5c3, retrieved 2026-10-23, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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