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| Part Number | M551B128K040AT | M551B128M040AT | M551B128K050AT | M551B108K040AT | M551B128K040AA | M551B128K040AG | M551B128K040AH | M551B128K040AS |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | KEMET | KEMET | KEMET | KEMET | KEMET | KEMET | KEMET | KEMET |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active |
| Capacitance | 1200 µF | 1200 µF | 1200 µF | 1000 µF | 1200 µF | 1200 µF | 1200 µF | 1200 µF |
| Tolerance | ±10% | ±20% | ±10% | ±10% | ±10% | ±10% | ±10% | ±10% |
| Voltage - Rated | 40 V | 40 V | 50 V | 40 V | 40 V | 40 V | 40 V | 40 V |
| Type | Hermetically Sealed | Hermetically Sealed | Hermetically Sealed | Hermetically Sealed | Hermetically Sealed | Hermetically Sealed | Hermetically Sealed | Hermetically Sealed |
| ESR (Equivalent Series Resistance) | 20mOhm @ 100kHz | 20mOhm @ 100kHz | 15mOhm @ 100kHz | 25mOhm @ 100kHz | 20mOhm @ 100kHz | 20mOhm @ 100kHz | 20mOhm @ 100kHz | 20mOhm @ 100kHz |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Lifetime @ Temp. | 2000 Hrs @ 85°C | 2000 Hrs @ 85°C | 2000 Hrs @ 85°C | 2000 Hrs @ 85°C | 2000 Hrs @ 85°C | 2000 Hrs @ 85°C | 2000 Hrs @ 85°C | 2000 Hrs @ 85°C |
| Mounting Type | Chassis Mount | Chassis Mount | Chassis Mount | Chassis Mount | Chassis Mount | Chassis Mount | Chassis Mount | Chassis Mount |
| Package / Case | M55 Module | M55 Module | M55 Module | M55 Module | M55 Module | M55 Module | M55 Module | M55 Module |
| Size / Dimension | 2.051" L x 1.992" W (52.10mm x 50.60mm) | 2.051" L x 1.992" W (52.10mm x 50.60mm) | 2.051" L x 1.992" W (52.10mm x 50.60mm) | 2.051" L x 1.992" W (52.10mm x 50.60mm) | 2.051" L x 1.992" W (52.10mm x 50.60mm) | 2.051" L x 1.992" W (52.10mm x 50.60mm) | 2.051" L x 1.992" W (52.10mm x 50.60mm) | 2.051" L x 1.992" W (52.10mm x 50.60mm) |
| Height - Seated (Max) | 0.520" (13.20mm) | 0.520" (13.20mm) | 0.520" (13.20mm) | 0.520" (13.20mm) | 0.520" (13.20mm) | 0.520" (13.20mm) | 0.520" (13.20mm) | 0.520" (13.20mm) |
| Lead Spacing | - | - | - | - | - | - | - | - |
| Manufacturer Size Code | B | B | B | B | B | B | B | B |
| Ratings | - | - | - | - | - | - | - | - |
| Features | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose |
