ROHM SE3004-DC90A User Guide
Summary
This high-speed thermal printhead delivers superior quality and durability, utilizing ROHM’s patented "STEP FREE" technology structure for enhanced corrosion resistance. It is designed for a wide range of applications, including barcode, label, packaging, ATM, and ticket printers. The manual provides comprehensive technical details, system specifications, electrical circuit diagrams, operating characteristics, and dimensional guides necessary for integrating this high-performance printing solution into your equipment.
Page 1 Text Content
Tentative SE3004-DC90A Printhead Under development
High speed thermal printhead (300 dots / inch) SE3004-DC90A (3 6) High speed, high quality, and high durability are achieved by using step free structure with high performance partial glaze
ax . 4 and highly conductive overcoat layer. SE300*-DC90A series are lined up which can accommodate with all types of (3 .5
barcode labeling printers from Direct to Thermal Transfer, normal to high speed (over 300mm/s).
Applications Barcode printers Label printers Packaging printers ATM Ticket printers Scale printers
in . 4 .3
2. 8± 0. 7. 3± 0. Features .8 0. (2 1. 3)
1) ROHM new technology “STEP FREE” structure will provide, high corrosion resistance, better resistance against scratching damage, high efficiency.
2) Standard glazed components to accommodate thick paper. 3) High speed clock to facilitate external heat history control. 4) Using a hard conductive film as a protective film on the heating element offers excellent resistance to electrostatic damage.
External dimensions (Unit : mm)
DOT No.1
124±0.5 Max.φ20
Max.5 Max.10
#1TYPE OF PRINTHEAD JST B6PS-VH
HIROSE HIF3FC-26PA-2.54DS
3-M3 EFFECTIVE DEPTH 3
φ3 H10 φ3 H10 LENGTH 4
40±0.3 EFFECTIVE DEPTH 3
EFFECTIVE DEPTH 3
DOT No.1
Note: No heat history control function inside the thermal printhead. External heat history control is required for high speed printing.
Page Summary Contents For ROHM SE3004-DC90A User Guide
Manual Details
| Brand | ROHM |
|---|---|
| Pages | 4 |
| File Size | 59.85 KB |
| Published | June 16, 2026 |
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Frequently Asked Questions
What types of devices can this printhead be used with?
It supports various label printing applications including barcode, packaging, ATM, ticket, and scale printers.
Is external heat control required for high-speed operation?
Yes, external heat history control is necessary for successful high-speed printing.
What improvements does the 'STEP FREE' structure provide?
The ROHM STEP FREE technology offers high corrosion resistance, increased scratch damage resistance, and better efficiency.
What are the operational parameters for this printhead?
It operates at a voltage of 24V DC, has an average resistance value of 850 Ω, and can handle up to 1280 dots energized simultaneously.