Welcome to ichome.com!

logo
Home

HMA121B

HMA121B

HMA121B

onsemi

OPTOISO 3.75KV TRANSISTOR 4SMD

compliant

4-SMD, Gull Wing

HongKong/Shenzhen Warehouse

DHL/Fedex/UPS/TNT/SF/EMS

HMA121B Pricing & Ordering

Quantity Unit Price Ext. Price
1 $0.00000 $0
500 $0 $0
1000 $0 $0
1500 $0 $0
2000 $0 $0
2500 $0 $0
Inventory changes frequently.

HMA121B Purchase Assurance: Buy Confidently, Use Securely

Transparent & Traceable Sources

We source exclusively from verified channels to ensure authenticity:

  • Direct from manufacturer and OEMs
  • Authorized distributors
  • Market-vetted traders (3+ years stable supply)

Every batch is traceable with documented proof of origin.

Quality Inspection Process

We enforce strict checks to ensure components meet standards:

  • Visual: Appearance, markings, packaging, batch codes
  • X-ray: Pad consistency (on request)
  • Function test: Sample checks for specific models (upon request)
  • Reports: Available upon request
Flexible Payments & Terms

We adapt to your project needs:

  • T/T, PayPal, Credit Card
  • Credit terms for long-term partners (e.g., monthly, Net 15/30)
Reliable After-Sales Support

365 Days warranty with streamlined solutions:

  • Defective? Free returns/replacements
  • Fast reshipment or refund
  • Full-service sourcing: Procurement & payment support
Bom Cost Down
Bom Cost Down
Wholesale Prices for Every Order, Big or Small
Wholesale Prices for Every Order, Big or Small

HMA121B onsemi

Name Value
Product Status Obsolete
Number of Channels 1
Voltage - Isolation 3750Vrms
Current Transfer Ratio (Min) 50% @ 5mA
Current Transfer Ratio (Max) 150% @ 5mA
Turn On / Turn Off Time (Typ) -
Rise / Fall Time (Typ) 3µs, 3µs
Input Type DC
Output Type Transistor
Voltage - Output (Max) 80V
Current - Output / Channel 80mA
Voltage - Forward (Vf) (Typ) 1.3V (Max)
Current - DC Forward (If) (Max) 50 mA
Vce Saturation (Max) 400mV
Operating Temperature -40°C ~ 100°C
Mounting Type Surface Mount
Package / Case 4-SMD, Gull Wing
Supplier Device Package 4-SMD
Q1: What is the purchase guide for HMA121B?
HMA121B of onsemi is a OPTOISO 3.75KV TRANSISTOR 4SMD. ICHOME is a long-term spot supplier of HMA121B, supporting sample purchase and bulk order.
Q2: How to find the detailed information of HMA121B?
Download HMA121B Datasheet
Q3: What payment can support in ICHOME?
PayPal, Payoneer, Visa, Bank Transfer, AliExpress.
Q4: Where do you sourcingHMA121B from?
After 21 years of long-term and stable development, ICHOME have accumulated leading supply chain partner.
Q5: Can you provide HMA121B alternative/replacement suggestions?
Through different levels of industry applications, ICHOME engineers will analyze component risks (discontinued, single source, etc.) and give you HMA121B replacement suggestions, and then provide you with alternative products, supporting free sample delivery.
Q6: Why choose ICHOME?
Compared with ordinary agents, ICHOME provides full BOM matching, EOL judgment, alternative model suggestions, large stock + flexible procurement, test reports, return service
PDF loading failed, you can try to open in a new window to access [Open], or click to return

Related Part Number

MOC8112M
MOC8112M
$0 $/piece
HMHA2801BR4V
HMHA2801BR4V
$0 $/piece
HCPL-273L#500
PS2561L-2-V
PS2561L-2-V
$0 $/piece
PC824A
4N29W
4N29W
$0 $/piece

Your Reliable Partner In Electronics

Dedicated to exceeding your expectations. IChome: Customer service redefined for the electronics industry.