# SZ1SMB33CAT3G Littelfuse Inc. | Circuit Protection | DigiKey

**Manufacturer:** Littelfuse Inc  
**Brand:** Littelfuse Inc.  
**MPN:** `SZ1SMB33CAT3G`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Littelfuse Inc. |
| Manufacturer name | Littelfuse Inc. |
| Manufacturer | Littelfuse Inc. |
| Extra Product Name | SZ1SMB33CAT3G Littelfuse Inc. \| Circuit Protection \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| moq | 1,000 |
| MPN | SZ1SMB33CAT3G |
| multiple | 1,000 |
| qtyInStock | 30457 |
| SKU | 4331897 |
| tierMinQty1 | 1 |
| tierMinQty2 | 10 |
| tierMinQty3 | 100 |
| tierMinQty4 | 500 |
| tierMinQty5 | 1,000 |
| tierPrice1 | 0.64000 |
| tierPrice2 | 0.56100 |
| tierPrice3 | 0.43040 |
| tierPrice4 | 0.34020 |
| tierPrice5 | 0.27216 |
| Category | Circuit Protection |
| Mfr | Littelfuse Inc. |
| Series | Automotive, AEC-Q101 |
| Package | Tape & Reel (TR) |
| Part Status | Active |
| Type | Zener |
| Bidirectional Channels | 1 |
| Voltage - Reverse Standoff (Typ) | 33V |
| Voltage - Breakdown (Min) | 36.7V |
| Voltage - Clamping (Max) @ Ipp | 53.3V |
| Current - Peak Pulse (10/1000?s) | 11.3A |
| Power - Peak Pulse | 600W |
| Power Line Protection | No |
| Applications | Automotive |
| Capacitance @ Frequency | 265pF @ 1MHz |
| Operating Temperature | -65?C ~ 150?C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | DO-214AA, SMB |
| Supplier Device Package | SMB |
| Base Product Number | 1SMB |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 4331897 | 0.64 | 1 | 30457 | 1000 |
| Future Electronics | 7027902 | 0.51 | 1 | 155000 | 2500 |
| RS Delivers | 805-4642 |  |  | None | 1 |
| Newark | 67AH3270 | 0.65 | 1 | None | 1 |
| Digi-Key | 4331851 | 0.64 | 1 | 21665 | 1 |
| Newark | 34AC6367 | 0.278 | 1 | None | 2500 |
| Digi-Key | 3062972 | 0.6 | 1 | 44721 | 1 |
| Newark | 51AK5734 | 0.32 | 1 | 2434 | 1 |
| jotrin.com | JT31-SZ1SMB33CAT3G |  |  | 20000 | 1 |

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Structured data: `/python/html6/product/500/121500000/121955500/part_--SZ1SMB33CAT3G---LittelfuseInc--435f95e33a.json`  
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