Part A
LM2991S
텍사스 인스트루먼트(주)
- Lifecycle
- Active
- Stock
- 5555 PCS
- Package
- TO-263-5
- Series
- PMIC - 전압 조절기 - 선형
Parts at a glance
Part B
LM2990SX-12
텍사스 인스트루먼트(주)
- Lifecycle
- Active
- Stock
- 9527 PCS
- Series
- 전원 관리(PMIC) - 전압 조절기 - 선형 저압차(LDO) 조절기
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | LM2991S | LM2990SX-12 |
|---|---|---|
| Part Status | Not For New Designs | Obsolete |
| Base Product Number | - | LM2990 |
| Output Configuration | Negative | Negative |
| Output Type | Adjustable | Fixed |
| Number of Regulators | 1 | 1 |
| Voltage - Input (Max) | -26V | -26V |
| Voltage - Output (Min / Fixed) | - | -12V |
| Voltage Dropout (Max) | 1V @ 1A | 1V @ 1A |
| Current - Output | 1A | 1.8A |
| Current - Quiescent (Iq) | 0.7 mA | 1 mA |
| Current - Supply (Max) | 5 mA | 5 mA |
| PSRR | 60dB (1kHz) | 52dB (1kHz) |
| Protection Features | Over Temperature, Short Circuit | Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | - | Bulk, Tape & Reel (TR) |
| Voltage - Output (Min/Fixed) | -3V | - |
| Voltage - Output (Max) | -24V | - |
| Control Features | Enable | - |