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AB30S-R1
Bright Toward Industrial Co., Ltd.
SSR RELAY SPST-NO 0-400V T&R
85137 Pcs New Original In Stock
Solid State SPST-NO (1 Form A) 4-SOP (0.173", 4.40mm)
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5.0 / 5.0
- (201 Ratings)
AB30S-R1
Product Overview
9530421
DiGi Electronics Part Number
AB30S-R1-DGManufacturer
Bright Toward Industrial Co., Ltd.
AB30S-R1
Description
SSR RELAY SPST-NO 0-400V T&RInventory
85137 Pcs New Original In Stock
Solid State SPST-NO (1 Form A) 4-SOP (0.173", 4.40mm)
Quantity
Minimum 1
Minimum 1
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AB30S-R1 Technical Specifications
Category
Solid State Relays
Packaging
Tape & Reel (TR)
Series
30
Product Status
Active
Mounting Type
Surface Mount
Circuit
SPST-NO (1 Form A)
Output Type
AC, DC
Voltage - Input
1.17VDC
Voltage - Load
0 V ~ 400 V
Load Current
100 mA
On-State Resistance (Max)
24 Ohms
Termination Style
Gull Wing
Package / Case
4-SOP (0.173", 4.40mm)
Supplier Device Package
4-SOP
Datasheet & Documents
HTML Datasheet
AB30S-R1-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8536.41.0030
Additional Information
Other Names
3008-AB30S-R1TR
Standard Package
1,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
이용했던 모든 제품들이 기대를 저버리지 않네요. 강력 추천합니다.
Dec 02, 2025
디지 일렉트로닉스의 고객 서비스는 언제나 친절했고, 배송도 빠르고 정확해서 좋아요.
Dec 02, 2025
Fast shipping and carefully crafted packaging are their trademarks.
Dec 02, 2025
Customer support was attentive and solved my problems promptly.
Dec 02, 2025
They are my go-to supplier because of their uncompromising quality standards and perfect delivery records.
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Frequently Asked Questions (FAQ)
Can the AB30S-R1 solid state relay be safely used to switch both AC and DC loads, and what are the key design risks when switching DC voltages near its 400V maximum rating?
Yes, the AB30S-R1 supports both AC and DC loads up to 400V, but switching DC near the upper voltage limit introduces significant design risks. Unlike AC, DC lacks a natural current zero-crossing point, increasing the likelihood of sustained arcing and thermal stress on the internal MOSFETs or triacs. This can accelerate degradation and reduce reliability, especially with inductive DC loads. To mitigate risk, derate the voltage by at least 20% for DC applications (e.g., limit to 320V DC), include snubber circuits for inductive loads, and ensure adequate heat sinking if operating near the 100mA load current limit. Always verify thermal performance under actual load conditions.
What are the critical thermal and layout considerations when designing a PCB for the AB30S-R1 in a high-density SMD assembly, given its 4-SOP gull-wing package and 24-ohm on-state resistance?
The AB30S-R1’s 4-SOP gull-wing package requires careful thermal and mechanical design to prevent solder joint fatigue and overheating. With 24Ω on-state resistance, even at 100mA, it dissipates 0.24W—enough to cause localized heating in tightly packed boards. Ensure wide copper pours on the output pins (pins 3 and 4) connected to internal thermal planes or external heatsinks if needed. Maintain minimum 1.5mm creepage distance between high-voltage output traces and low-voltage control circuitry to meet safety standards. Avoid placing heat-sensitive components within 5mm of the relay. Use thermal relief pads on gull-wing leads to prevent tombstoning during reflow, and validate solder joint integrity under thermal cycling conditions per JEDEC MSL 3 (168-hour floor life).
Can the AB30S-R1 be directly replaced with the Panasonic AQY211EH or Omron G3VM-61GR in an existing design, and what compatibility issues should be evaluated?
While the Panasonic AQY211EH and Omron G3VM-61GR are also 4-SOP SPST-NO SSRs, direct replacement of the AB30S-R1 requires careful evaluation. The AQY211EH has a lower on-resistance (1.2Ω vs. 24Ω), which reduces heat but may affect leakage current and EMI in sensitive analog circuits. The G3VM-61GR supports higher load current (0.6A) but has a different input trigger voltage (1.18V typical vs. 1.17V), which is generally compatible but may require input resistor recalculation. All three share similar footprint and logic-level input, but verify pinout alignment—especially input polarity—and confirm that the control circuit can source/sink the required input current (~5mA). Always test for thermal behavior and switching transients in the target application before full migration.
What reliability concerns should be addressed when using the AB30S-R1 in industrial environments with high ambient temperatures or frequent load switching cycles?
In high-temperature or high-cycle industrial environments, the AB30S-R1 faces reliability risks primarily from thermal stress and dielectric fatigue. Its MSL 3 rating means it can withstand 168 hours of ambient exposure before baking is required, but prolonged operation above 70°C ambient accelerates degradation of the internal die-attach and encapsulant materials. Frequent switching increases junction temperature swings, risking solder joint cracks in the gull-wing leads. To enhance reliability, implement thermal monitoring, maintain ambient temperatures below 85°C, and limit switching frequency if possible. For mission-critical applications, consider conformal coating to protect against humidity and contaminants, and perform accelerated life testing under expected duty cycles to validate field longevity.
Is the AB30S-R1 suitable for low-current signal switching applications such as sensor interfaces or instrumentation, and how does its 24-ohm on-resistance impact signal integrity?
The AB30S-R1 can be used for low-current signal switching, but its 24-ohm on-state resistance introduces non-negligible voltage drop and potential signal attenuation in high-impedance circuits. For example, at 1mA load current, the voltage drop is 24mV—significant in precision measurement systems. This resistance can also interact with cable capacitance, forming unintended RC filters that distort fast signals. If used in sensor or instrumentation paths, ensure the downstream circuitry has high input impedance (>10kΩ) to minimize loading effects. For critical low-level signals, consider a lower-Ron alternative like the IXYS CPC1017N (0.6Ω), but if the AB30S-R1 is retained, calibrate out the offset and validate signal fidelity across the full operating temperature range.
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AB30S-R1 CAD Models
Bright Toward Industrial Co., Ltd. AB30S-R1 PCB symbols & footprints
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