component

CM1600B

Public Made by Adom

by adom

iCM(创芯微) , SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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CM1600B

iCM(创芯微) · IC · SOP-8

CM1600B from iCM(创芯微), 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 GND power_in Ground pin; the datasheet lists pins 1, 2 and 3 together as GND (地) with no separate limits.
2 GND power_in Ground pin; the datasheet lists pins 1, 2 and 3 together as GND (地) with no separate limits.
3 GND power_in Ground pin; the datasheet lists pins 1, 2 and 3 together as GND (地) with no separate limits.
4 VCC power_in Chip supply pin with a VCC-to-GND absolute rating of -0.3 to +7 V, and a UVLO turn-on threshold of 1.5 to 2.7 V (typ 2.1 V) with 0.3 V hysteresis.
5 VD passive Power MOSFET drain pin with a drain-to-GND rating of -0.7 to +40 V, and BVDSS of 40 V min at VGS=0 V, ID=250 µA.
6 VD passive Power MOSFET drain pin with a drain-to-GND rating of -0.7 to +40 V, and BVDSS of 40 V min at VGS=0 V, ID=250 µA.
7 VD passive Power MOSFET drain pin with a drain-to-GND rating of -0.7 to +40 V, and BVDSS of 40 V min at VGS=0 V, ID=250 µA.
8 VD passive Power MOSFET drain pin with a drain-to-GND rating of -0.7 to +40 V, and BVDSS of 40 V min at VGS=0 V, ID=250 µA.

Key specifications

Parameter Value
Manufacturer iCM(创芯微)
Package SOP-8
Category
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
VCC UVLO turn-on voltage (VCC raising) VUVLO1 1.5 2.1 2.7 V VCC raising; Ta=+25°C unless noted 5
Static current IQ 100 275 450 µA VCC=SR=6V 5
Synchronous rectification turn-on threshold VON_TH -400 -250 -100 mV 5
Synchronous rectification turn-off threshold VOFF_TH -15 -10 -5 mV 5
Drive adjust threshold VREG(DRV) -60 -45 -30 mV 5
Minimum on time TON_MIN 0.8 1.2 1.6 us 5
Minimum off time TOFF_MIN 2 3 4 us 5
Primary-side turn-on detection blanking time TPS_ON_DET 200 350 500 ns 5
Supply voltage (VCC to GND) VCC -0.3 7 V 4
Drain to GND voltage VD -0.7 40 V 4
Maximum operating frequency FMAX 200 KHz 4
Storage temperature Tstg -55 150 ℃ 4
Operating temperature Operating -20 125 ℃ 4
Soldering temperature Tsolder 260 ℃ 10s 4
ESD human body model ESD 4 KV Human body model 4
Undervoltage lockout hysteresis VUVLO2 0.3 V 5
Synchronous rectification turn-on delay VON_DELAY 150 ns 5
Synchronous rectification turn-off delay VOFF_DELAY 50 ns 5
Drain-source breakdown voltage BVDSS 40 V VGS=0V, ID=250µA 5
Drain-source on-resistance RDSON 20 mΩ VGS=4.5V, ID=1A 5
Thermal resistance PTR1 150 ℃/W 4

CAD (KiCad official)

  • Symbol: CM1600B
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: cm1600b-etched.step / cm1600b-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cm1600b.step / cm1600b.glb are the bare package body.

Provenance

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

  • Datasheet: iCM(创芯微) datasheet (9 pp, sha256 e6e023ea0dc5aa0e, retrieved 2026-11-07, 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-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