Quality Control

Quality & Manufacturing

QUALITY CONTROL
ENSURES YOUR SAFETY

e-Vehicle develops its products in alignment with the automotive quality standard IATF 16949:2016 and collaborates with supplier partners certified to the same standard. We are actively pursuing IATF 16949:2016 certification to further support product quality, safety, and customer satisfaction.

We also promote environmentally responsible procurement by adopting materials that comply with RoHS requirements (2015/863).

Quality control and product testing

Semiconductor Quality Process

IC – Tier 3

Our team designs automotive ICs to meet AEC-Q100 requirements, supporting operation in demanding environments from −40°C to +150°C.

01 / Wafer TestCP (Chip Probe)

Chip probe testing equipment

The KYEC E320BD machine is used for chip probe testing.

Test items include: UserPowerON, Relay_OS, OS, power_short, Relay_RST, A01_IDD_StandBy, A02_IDD_ShutDown, Digital_Start, opif_rd_h02_id_b10099_E/F, ATPG_40MHz_E/F and ATPG_10MHz_E/F.

02 / Package ProcessPackaging

Semiconductor packaging process

Packaging options vary by product type:

Control IC: QFN-24
MOSFET: TO-252, TO-220, PDFN5060, PDFN3333
Photocoupler: SO-6, SO-6L, DIP-8, SO-8

03 / Final ValidationFT (Final Test)

Final test equipment

The Teradyne FLEX100 machine is used for final testing.

Test items include: ADC_CHK, ATPG_10MHz/40MHz, CHOKE_FUNC, Digital_Start, DutyCycle, FAST_OS, IDD_ShutDown, IDD_StandBy, IG_Vth, LAMP_FUNC, LDO5, LoadDump_Vth, O_S_N_VB, Over_Vth, PHASE_DET, Power_On, power_short, Relay_OS, Relay_RST, RSLS_2PPMU, Scan2Normal, ShortCkt_Vth, Under_Vth, UVLO_Vth and VREF.

Module Quality Process

MODULE – Tier 2

Module cosmetic inspection follows IPC-A-610 Class 2 criteria.

01 / PrintingThick Film Printing

Thick film printing equipment

The DEK-J1761RS(M) machine is used for thick film printing.

Conductive adhesive is printed with a smooth, even surface to support electrical conductivity, adhesion and solder resistance. The silver foil and silver-palladium alloy ratio is adjusted to help the IC withstand low-temperature conditions.

02 / AssemblySMT (Surface Mount Technology)

Surface mount technology production line

Equipment used in the SMT process includes:

MALCOM PCU-205: Solder paste inspection.
EKRA XH STS: High-accuracy solder paste printing.
TR7006L: Tin thickness measurement.
GAM40U: Helps prevent solder paste from adhering to the back of the stencil.
JUKI KE-2070M: High-speed pick-and-place for production efficiency.

03 / Precision AdjustmentDynamic Laser Trimming

Dynamic laser trimming equipment

e-Vehicle Semiconductor Technology developed an original dynamic laser trimming machine using CCD (Charge-Coupled Device) image navigation for high-accuracy trimming.

Features:
• Resistor accuracy: ±0.1%
• Automatic F-voltage measurement
• Resistor adjustment estimation

04 / Electrical ValidationElectrical Test

e-Vehicle Semiconductor Technology developed an original voltage regulator tester with self-developed software. It scans barcodes, automatically determines test items, uploads test data to the drive and analyzes results in parallel.

Quality Assurance

QUALITY ASSURANCE

Customer satisfaction is supported by APQP (Advanced Product Quality Planning), a core automotive-industry process for evaluating and improving manufacturing processes and reducing potential failure modes.

Product design

Amazing Design

A focus on advanced product design.

Professional machinery

Professional Machine

Professional equipment for product development.

Quality assurance

Quality Assurance

Quality processes for dependable results.

Testing methods

Precise Method

Precise methods and rigorous test planning.

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