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MM1W36
NextGen Components
DIODE ZENER 36V 1W SOD-123
21344 Pcs New Original In Stock
Zener Diode 36 V 1 W ±5% Surface Mount SOD-123
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5.0 / 5.0
- (67 Ratings)
MM1W36
Product Overview
13242153
DiGi Electronics Part Number
MM1W36-DGManufacturer
NextGen Components
MM1W36
Description
DIODE ZENER 36V 1W SOD-123Inventory
21344 Pcs New Original In Stock
Zener Diode 36 V 1 W ±5% Surface Mount SOD-123
Quantity
Minimum 1
Minimum 1
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MM1W36 Technical Specifications
Category
Diodes, Zener, Single Zener Diodes
Packaging
Tape & Reel (TR)
Series
MM1W
Product Status
Active
Voltage - Zener (Nom) (Vz)
36 V
Tolerance
±5%
Power - Max
1 W
Impedance (Max) (Zzt)
50 Ohms
Current - Reverse Leakage @ Vr
5 µA @ 27 V
Voltage - Forward (Vf) (Max) @ If
1.2 V @ 10 mA
Operating Temperature
-55°C ~ 150°C
Mounting Type
Surface Mount
Package / Case
SOD-123
Supplier Device Package
SOD-123
Datasheet & Documents
Datasheets
Download MM1W36 Product Specification (PDF)
HTML Datasheet
MM1W36-DG
Environmental & Export Classification
RoHS Status
RoHS Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8541.10.0050
Additional Information
Other Names
3372-MM1W36TR
Standard Package
6,000
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
Leur processus de commande est simplifié, ce qui nous permet de gagner un temps précieux.
Dec 02, 2025
Leur sérieux et leur professionnalisme nous ont permis de bâtir une relation de partenariat durable.
Dec 02, 2025
Leur équipe de support est très professionnelle et toujours prête à nous aider en cas de question ou de problème.
Dec 02, 2025
Je suis très satisfait des prix compétitifs chez DiGi Electronics, sans compromettre la qualité.
Dec 02, 2025
Die Effizienz bei der Versandabwicklung ist bemerkenswert, sehr professionell.
Dec 02, 2025
The packaging quality from DiGi Electronics ensures my items arrive safely and in perfect condition.
Dec 02, 2025
They provide consistent quality and excellent after-sales assistance.
Dec 02, 2025
The quality of their electronic components is outstanding; they perform flawlessly in my projects.
Dec 02, 2025
I am always happy with the quality and affordability of their products.
Dec 02, 2025
Logistics efficiency at DiGi Electronics is unparalleled, consistently exceeding our expectations.
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Frequently Asked Questions (FAQ)
Can the MM1W36 Zener diode safely handle transient voltage spikes above 36V in a 48V industrial power rail application without failing prematurely?
The MM1W36 is rated for a nominal Zener voltage of 36V ±5% (34.2V–37.8V) and a maximum power dissipation of 1W, but it is not designed to clamp sustained overvoltage events on a 48V rail. While brief transients may be tolerated if energy is limited (e.g., <100ms), prolonged exposure risks thermal runaway due to exceeding P = Vz × Iz limits. For 48V systems, consider a higher-voltage Zener like the BZX84C43 (43V, 300mW) in series with a current-limiting resistor or use a TVS diode (e.g., SMAJ48A) for robust transient suppression. Always validate with worst-case surge testing under IEC 61000-4-5 conditions.
Is the MM1W36 a suitable drop-in replacement for the older BZT52C36 in a legacy 36V reference circuit, and what layout or biasing changes might be needed?
The MM1W36 can replace the BZT52C36 in many 36V reference applications due to similar Zener voltage (±5% tolerance) and SOD-123 packaging. However, the MM1W36 has a higher maximum impedance (50Ω vs. ~20Ω for BZT52C36), which may increase dynamic resistance and noise in precision references. Additionally, its 1W power rating allows higher current handling, but ensure your bias resistor is recalculated to stay within safe operating area (SOA) at elevated temperatures. Verify stability under load transients—especially if the original design relied on lower Zzt—and consider adding a small bypass capacitor (10–100nF) near the cathode to mitigate impedance-related ripple.
How does the MM1W36 perform under high-temperature operation near its 150°C limit, and could leakage current affect low-power sensor interfaces?
At temperatures approaching 150°C, the reverse leakage current of the MM1W36 will increase significantly beyond the specified 5µA @ 27V (measured at 25°C). While datasheet curves aren’t provided, typical Zener behavior shows exponential leakage growth above 100°C, potentially reaching tens of microamps. In low-power sensor circuits (e.g., IoT nodes with nanoamp sleep currents), this leakage can distort measurements or drain batteries. Derate the operating temperature to ≤125°C and validate leakage empirically if used in high-temp, low-current paths. For ultra-low-leakage needs, consider a precision shunt reference like the TL431 instead.
What are the key reliability risks when using the MM1W36 in automotive under-hood environments, and how does its MSL-1 rating influence assembly?
The MM1W36’s MSL-1 (unlimited floor life) simplifies handling and eliminates bake requirements before reflow, reducing assembly risk in high-volume automotive production. However, under-hood applications expose components to thermal cycling (-40°C to +125°C+), vibration, and humidity. Although the device is rated to 150°C junction temperature, repeated thermal stress can degrade solder joints or the die attach over time. Ensure proper PCB pad design (per JEDEC SOD-123 footprint) and avoid placing the MM1W36 near high-heat sources. Combine with conformal coating for moisture resistance and perform HAST or thermal cycle testing per AEC-Q101 if targeting ASIL compliance.
Can the MM1W36 be used in parallel with another MM1W36 to increase power handling in a 2W regulator design, and what matching or derating precautions are necessary?
Paralleling two MM1W36 diodes to achieve ~2W capability is not recommended without careful design. Due to manufacturing variances in Zener voltage (±5% tolerance), one diode may conduct significantly more current than the other, leading to thermal imbalance and potential failure of the hotter unit. If parallel operation is unavoidable, use precision-matched pairs (bin-sorted by Vz) and add small balancing resistors (1–5Ω, 1W) in series with each cathode. Derate total power to ≤1.5W combined and ensure adequate airflow. A better solution is to select a single higher-power Zener like the 5W 1N5349B (36V, DO-201AD) or use an active regulator IC for improved efficiency and current sharing.
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.
MM1W36 CAD Models
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