# Zener Single Diode, 3.3 V, 150 mW, SOT-523, 3 Pins, 150 °C, Surface Mount
**URL**: https://novapart.co/products/MMBZ5226BT-7-F/zener-single-diode-33-v-150-mw-sot-523-3-pins-c
**SKU**: MMBZ5226BT-7-F
**Manufacturer**: DIODES INC.
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Zener Single Diodes
**Price**: €0.0860
**Stock**: 25+
**Lead Time**: 78 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | MMBZ Series |
| Qualification | - |
| Diode Mounting | Surface Mount |
| Diode Case Style | SOT-523 |
| Power Dissipation | 150mW |
| Zener Voltage Nom | 3.3V |
| Operating Temperature Max | 150°C |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3945523RL/)
**MMBZ5221BT - MMBZ5259BT** C ~~T~~ **150mW SURFACE MOUNT ZENER DIODE**
## Please click here to visit our online s Please click here to visit our online spice pice models database. models database.
## **Features**
- Ultra-Small Surface Mount Package
- Planar Die Construction
- General Purpose
- Ideally Suited for Automated Assembly Processes
- **Lead Free/RoHS Compliant (Note 2)**
- **"Green" Device (Note 3 and 4)**
## **Mechanical Data**
- Case: SOT-523
- Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0
- Moisture Sensitivity: Level 1 per J-STD-020D
- Terminals: Solderable per MIL-STD-202, Method 208
- Lead Free Plating (Matte Tin Finish annealed over Alloy 42 leadframe).
- Polarity: See Diagram
- Marking Information: See Page 4
- Ordering Information: See Page 4
- Weight: 0.002 grams (approximate)
Top View Device Schematic
|**Maximum Ratings** @TA= 25°C unless otherwise specified|**Maximum Ratings** @TA= 25°C unless otherwise specified|**Maximum Ratings** @TA= 25°C unless otherwise specified|**Maximum Ratings** @TA= 25°C unless otherwise specified|
|---|---|---|---|
|||||
|**Characteristic**|**Symbol**|**Value**|**Unit**|
|Zener Current(See Table onpage 2)|⎯|⎯|⎯|
|Forward Voltage
@ IF= 10mA|VF|0.9|V|
## **Thermal Characteristics**
|**Thermal Characteristics**||||
|---|---|---|---|
|**Characteristic**|**Symbol**|**Value**|**Unit**|
|Power Dissipation (Note 1)|PD|150|mW|
|Thermal Resistance, Junction to Ambient (Note 1)|RθJA|833|°C/W|
|Operating and Storage Temperature Range|TJ, TSTG|-65 to +150|°C|
- Notes: 1. Device mounted on FR-4 PC board with recommended pad layout at http://www.diodes.com/datasheets/ap02001.pdf.
2. No purposefully added lead.
3. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
4. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
1 of 4 **www.diodes.com**
MMBZ5221BT - MMBZ5259BT Document number: DS30267 Rev. 11 - 2
June 2008 © Diodes Incorporated
**MMBZ5221BT - MMBZ5259BT**
**Electrical Characteristics** @TA = 25°C unless otherwise specified
|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|**Electrical Characteristics** @TA = 25°C unless otherwise specifiedA = 25°C unless otherwise specified= 25°C unless otherwise specified|
|---|---|---|---|---|---|---|---|---|---|
|~~e~~
~~ee~~||||||||||
|**Type**
**Number**
~~ee~~
~~es~~|**Marking**
**Code**
~~es~~
|**Zener Voltage Range**
**(Note 5)**
~~e~~
~~a~~|||**Test**
**Current**
~~e~~
~~ee~~|**Maximum Zener Impedance**
**(Note 6)**
~~e~~~~**e**~~
~~e~~
~~eeee~~||**Maximum Reverse**
**Leakage Current**
**(Note 5)**
~~**e**~~
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~~ee~~||
|||**VZ @ IZT**
~~ee~~
~~a~~|||**IZT**
~~ee~~
~~ee~~|**ZZT @IZT**
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**= 0.25mA**
~~e~~
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|**Min (V)**|**Max (V)**
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|2.4
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|2.28|2.52
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~~(RD~~|20
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~~(GO~~
~~(RD~~|30
~~ee~~
~~(GO~~
~~(RUD~~|1200
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~~(On~~
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~~(OO~~|1.0|
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~~PT~~|2.7
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|2.57
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|2.84
~~(GO~~
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|30
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~~(GO~~
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|75
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|1.0
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~~PT~~|3.0
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|2.85
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|3.15
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|20
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|30
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|1600
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|50
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|1.0
|
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~~es~~|3.3
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~~es~~|3.14
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~~rs~~|20
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~~GD~~|28
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~~(OU~~|25
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~~es~~|3.6
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~~rn~~|3.78
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~~DU~~|20
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~~et~~
~~GD~~
~~DU~~|24
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~~(On~~
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~~(OU~~|15
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|3.9
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|3.71
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|4.10
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~~rs~~|20
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~~GD~~|23
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~~(On~~
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|4.09
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~~DU~~
~~GD~~
~~(UD~~|22
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~~(Ot~~
~~(RD~~|2000
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~~(OO~~
~~(OU~~|5.0
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|4.7
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~~(RD~~|20
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~~GD~~
~~(UD~~
~~(RD~~|19
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~~(Ot~~
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~~(RUD~~|1900
~~(OO~~
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~~(OU~~|5.0
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~~(OO~~|2.0|
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|4.85
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|5.36
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|20
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~~(RD~~
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|17
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~~(OO~~
|1600
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|5.0
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|
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~~PT~~|5.6
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~~ns~~
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|5.32
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|5.88
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~~s(n~~
|20
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~~(RD~~
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|11
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~~(RUD~~
~~(OO~~
|1600
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|5.0
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|3.0
|
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|6.2
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|5.89
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~~et~~
~~GD~~|7.0
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~~(OO~~
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~~(Ot~~|1000
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|20
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|5.0
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|750
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|7.13
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|7.88
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~~s(n~~
|20
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|6.0
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|500
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|8.2
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|7.79
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~~rs~~|20
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~~GD~~|8.0
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|9.1
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|8.65
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~~(RD~~|20
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~~(RD~~|10
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|9.50
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|10.50
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|20
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~~(RD~~
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|17
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|600
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|
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~~PT~~|11
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|10.45
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|11.55
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|20
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~~(RD~~
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|22
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|600
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|
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|12
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|11.40
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~~(RD~~|20
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~~(RD~~|30
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~~(RUD~~|600
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~~(OU~~|1.0
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~~(OO~~|9.1
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~~PT~~|13
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|12.35
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|13.65
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|9.5
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|13
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|600
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|0.5
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|9.9
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|
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~~PT~~|15
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|14.25
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|15.75
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|8.5
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~~(RD~~
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|16
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|600
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|
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~~**es**~~|16
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~~rs~~|16.80
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~~rs~~|7.8
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~~**(**On~~|600
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~~**es**~~|18
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~~(RD~~|21
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~~**(OU**~~|0.1
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~~(RD~~
~~te~~|25
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~~**(**On~~
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~~rs~~|5.6
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~~(RD~~
~~te~~
~~GD~~|29
~~**(**On~~
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~~(On~~|600
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~~(OU~~|0.1
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~~es ns~~|24
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~~ns~~
~~ns~~|22.80
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~~(RD~~|33
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~~(RUD~~|600
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~~(OU~~|0.1
~~(OO~~|18|
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~~es ns~~
~~rs~~|27
~~ns~~
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~~rr~~|25.65
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~~s(n~~|5.0
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~~(RD~~
~~s(n~~|41
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~~(OO~~|600
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~~(OU~~|0.1
~~(OO~~|21|
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~~es ns~~
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~~PT~~|28
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|26.60
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|29.40
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|4.5
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|44
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|600
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|0.1
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|21
|
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~~es~~|30
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~~es~~|28.50
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~~et~~
~~rs~~|31.50
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~~et~~
~~rs~~|4.2
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~~(On~~|600
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~~et~~|23
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~~es~~
|33
~~et~~
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|31.35
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~~rn~~
|34.65
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~~DU~~|3.8
~~et~~
~~GD~~
~~DU~~|58
~~et~~
~~(On~~
~~(ID~~|700
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~~et~~|25
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~~et~~
~~es~~
~~es~~|36
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~~rn~~
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~~rn~~
~~ne~~|37.80
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~~DU~~
~~rs~~|3.4
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~~DU~~
~~Gs er~~|70
~~et~~
~~(On~~
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~~Gs er~~|700
~~et~~
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~~et~~|27
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~~es~~
~~es~~|39
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~~rn~~
~~Ms~~|37.05
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~~rn~~
~~ne~~|40.95
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~~DU~~
~~rs~~|3.2
~~GD~~
~~DU~~
~~Gs er~~|80
~~(On~~
~~(ID~~
~~Gs er~~|800
~~(OU~~
~~es~~|0.1|30|
2 of 4 **www.diodes.com**
MMBZ5221BT - MMBZ5259BT Document number: DS30267 Rev. 11 - 2
June 2008 © Diodes Incorporated
**MMBZ5221BT - MMBZ5259BT**
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300
200
100
0
0 25 50 75 100 125 150
TA, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Derating Curve
30
T = 25°Cj 10
PT EE EE EE EE EEE
12
20 15 Nominal Zener Voltage
RRSUCI UAEEGAAAAEE
Test current IZ 18
APPEL
22
10 PTL ETT RHE TE PEE 27 EET
PTL TTT UE RT ER ET 33 ET 36 TT 39
0 SOCCERBREESE RISRSRRIR RD)
0 10 20 30 40
VZ, ZENER VOLTAGE (V)
Fig. 3 Typical Zener Breakdown Characteristics
1,000
A t
100
EE Pail
ttl
e e |
10 ee ee ll
SSS Ee
1 EEE ATI a es
1 10 100
VZ, ZENER VOLTAGE (V)
Fig. 5 Typical Zener Impedance Characteristics
, POWER DISSIPATION (mW)
D
P
, ZENER CURRENT (mA)
IZ
)Ω
, ZENER IMPEDANCE (
Z
Z
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50 TT L
CT
40
C oe
30 Coo
CO
20 CCI
CoC
10
pebeee TICE
Pre CEPT
0 CCE
0 1 2 3 4 5 6 7 8 9 10
VZ, ZENER VOLTAGE (V)
Fig. 2 Typical Zener Breakdown Characteristics
R CURRENT (mA)
, ZENE
IZ
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1,000 e e
oo o
100
l l
PESTA ET
N E Y
10 of ETT SST
1 10 100
VZ, NOMINAL ZENER VOLTAGE (V)
Fig. 4 Typical Total Capacitance vs. Nominal Zener Voltage
100
a a ||
H EHM
a a
10 |
=H Sata
HA
1 BaTTanetUiimpatTE NX
1 10 | 100 LSM 1,000
PULSE WIDTH (ms)
Fig. 6 Maximum Non-repetitive Surge Power
, TOTAL CAPACITANCE (pF)
T
C
, PEAK SURGE POWER (W)
PK
P
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MMBZ5221BT - MMBZ5259BT Document number: DS30267 Rev. 11 - 2
June 2008 © Diodes Incorporated
**MMBZ5221BT - MMBZ5259BT**
## **Ordering Information** (Note 7)
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Device Packaging Shipping
(Type Number)-7-F SOT-523 3000/Tape & Reel
* Add “-7-F” to the appropriate type number in from Electrical Characteristics Table, example: 6.2V Zener = MMBZ5234BTS-7-F.
Notes: 7. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
Kxx = Product Type Marking Code
(See Electrical Characteristics Table)
Kxx YM YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
Date Code Key
Year 2002 2003 2004 2005 2006 2007 2008 2009 2010 2111 2012 2013 2014 2015
Code N P R S T U V W X Y Z A B C
ee
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1 2 3 4 5 6 7 8 9 O N D
+
_ ee
Package Outline Dimensions
A
SOT-523
Dim Min Max Typ
A 0.15 0.30 0.22
o TOP VIEW y B C EEEe B 0.75 0.85 0.80
C 1.45 1.75 1.60
D ⎯ ⎯ 0.50
G ==== G 0.90 1.10 1.00
H H 1.50 1.70 1.60
J 0.00 0.10 0.05
K N M K 0.60 0.80 0.75
L 0.10 0.30 0.22
J M 0.10 0.20 0.12
D L
N 0.45 0.65 0.50
a α 0° 8° ⎯
All Dimensions in mm
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## **Suggested Pad Layout**
|~~X~~
~~E~~
Y
C
Z
~~maya~~
~~=}~~
~~aie~~|**Dimensions**
**Z**
**X**
**Y**
**C**
**E**||**Value (in mm)**
1.8
0.4
0.51
1.3
0.7|
|---|---|---|---|
## IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages.
## LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated.
4 of 4 **www.diodes.com**
MMBZ5221BT - MMBZ5259BT Document number: DS30267 Rev. 11 - 2
June 2008 © Diodes Incorporated
## Links
- [View this product on Novapart](https://novapart.co/products/MMBZ5226BT-7-F/zener-single-diode-33-v-150-mw-sot-523-3-pins-c)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/diodes-inc/mmbz5226bt-7-f/zener-diode-3-3v-0-15w-sot-523/dp/3945523RL)
---
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