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GS1G-AU_R1_000A1
Panjit International Inc.
DIODE GEN PURP 400V 1A SMA
34157 Pcs New Original In Stock
Diode 400 V 1A Surface Mount SMA (DO-214AC)
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5.0 / 5.0
- (270 Ratings)
GS1G-AU_R1_000A1
Product Overview
12964534
DiGi Electronics Part Number
GS1G-AU_R1_000A1-DGManufacturer
Panjit International Inc.
GS1G-AU_R1_000A1
Description
DIODE GEN PURP 400V 1A SMAInventory
34157 Pcs New Original In Stock
Diode 400 V 1A Surface Mount SMA (DO-214AC)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
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GS1G-AU_R1_000A1 Technical Specifications
Category
Diodes, Rectifiers, Single Diodes
Packaging
-
Series
-
Product Status
Discontinued at Digi-Key
Technology
Standard
Voltage - DC Reverse (Vr) (Max)
400 V
Current - Average Rectified (Io)
1A
Voltage - Forward (Vf) (Max) @ If
1.1 V @ 1 A
Speed
Standard Recovery >500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr
1 µA @ 400 V
Capacitance @ Vr, F
12pF @ 4V, 1MHz
Grade
Automotive
Qualification
AEC-Q101
Mounting Type
Surface Mount
Package / Case
DO-214AC, SMA
Supplier Device Package
SMA (DO-214AC)
Operating Temperature - Junction
-55°C ~ 150°C
Base Product Number
GS1
Datasheet & Documents
HTML Datasheet
GS1G-AU_R1_000A1-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8541.10.0080
Additional Information
Other Names
3757-GS1G-AU_R1_000A1DKR
3757-GS1G-AU_R1_000A1CT
Standard Package
1,800
Alternative Parts
View DetailsPART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
CS1G-E3/I
Vishay General Semiconductor - Diodes Division
8722
CS1G-E3/I-DG
0.0415
Parametric Equivalent
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
DiGi Electronics consistently meets tight deadlines, which helps me stay committed to my product development schedule.
Dec 02, 2025
Finding customer support contact information was easy whenever I had questions.
Dec 02, 2025
DiGi Electronics ensures my orders are shipped quickly and arrive in perfect condition.
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Frequently Asked Questions (FAQ)
Can the GS1G-AU_R1_000A1 be used as a drop-in replacement for the S1G in an automotive power supply design, and what are the critical differences to validate?
While the GS1G-AU_R1_000A1 and S1G share similar electrical ratings (400V Vr, 1A Io), the GS1G-AU_R1_000A1 is AEC-Q101 qualified, making it better suited for automotive applications where long-term reliability under thermal cycling is critical. Ensure the forward voltage (Vf ≤1.1V @1A) and leakage current (1µA @400V) meet your efficiency requirements, and verify PCB footprint compatibility—both use SMA (DO-214AC), but check manufacturer land patterns for reliability. Design-in risk includes potential obsolescence, as GS1G-AU_R1_000A1 is discontinued at Digi-Key; consider lifetime buy or design margin for future sourcing.
What are the key design risks when using the GS1G-AU_R1_000A1 in a high-temperature environment near 150°C junction temperature?
Operating the GS1G-AU_R1_000A1 near its maximum junction temperature of 150°C requires careful thermal management. At 1A average current, power dissipation can reach ~1.1W (based on Vf), necessitating adequate PCB copper area for heat dissipation. Risk includes accelerated aging or thermal runaway if ambient temperature exceeds 85°C without derating. Use thermal vias and ensure MSL-1 rating is respected during reflow; avoid prolonged exposure to peak reflow temperatures. Monitor reverse leakage current, which can increase with temperature and affect circuit performance in high-impedance nodes.
How does the standard recovery speed of the GS1G-AU_R1_000A1 impact EMI in a switching power supply below 50kHz?
The GS1G-AU_R1_000A1 has a standard recovery time (>500ns), which can generate noticeable reverse recovery current in switching frequencies above 20kHz, leading to increased EMI and switching losses. In low-frequency SMPS or flyback converters below 50kHz, this is generally acceptable, but use with soft-switching topologies or add RC snubbers to mitigate voltage spikes. Avoid using GS1G-AU_R1_000A1 in high-frequency (>100kHz) designs where ultrafast diodes like the GS1GE-TP (50ns) would be more suitable to reduce EMI and improve efficiency.
What are the reliability concerns when sourcing GS1G-AU_R1_000A1 given its discontinued status at major distributors?
Although GS1G-AU_R1_000A1 is currently in stock (34,100 pcs), its discontinued status at Digi-Key indicates end-of-life progression, posing long-term supply risk. For production designs, this increases risk of obsolescence-driven redesigns. Mitigate by qualifying second sources such as the AEC-Q101-compliant GS1GE-TP or CS1G-E3/I, which offer similar ratings with faster switching. Verify cross-reference substitutes with full electrical and thermal validation, and consider lifetime buy for legacy systems. Always confirm current lot date codes and storage conditions to avoid using aged inventory.
Is the GS1G-AU_R1_000A1 suitable for reverse polarity protection in a 12V automotive system, and what are the power dissipation trade-offs?
Yes, the GS1G-AU_R1_000A1 is appropriate for reverse polarity protection in 12V automotive systems due to its 400V reverse voltage rating (providing ample margin) and AEC-Q101 qualification. At a typical load current of 1A, power dissipation is approximately 1.1W (Vf × If), requiring a robust thermal PCB layout (e.g., 2–4 oz copper, thermal pads). Trade-off includes lower efficiency compared to a MOSFET-based ideal diode solution. To minimize heating, ensure adequate trace width and avoid enclosed spaces; consider derating current to 0.7A for sustained operation in high-ambient environments.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
GS1G-AU_R1_000A1 CAD Models
Panjit International Inc. GS1G-AU_R1_000A1 PCB symbols & footprints
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