| Part Number | MAX634CPA | MAX634EPA+ | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| Category | PMIC - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | 
|   |   | |
| Product Status | Obsolete | Last Time Buy | 
| Function | Step-Up/Step-Down | - | 
| Output Configuration | Negative | - | 
| Topology | Buck-Boost | - | 
| Output Type | Adjustable | - | 
| Number of Outputs | 1 | - | 
| Voltage - Input (Min) | 2.6V | - | 
| Voltage - Input (Max) | 16.5V | - | 
| Voltage - Output (Min/Fixed) | -2.6V | - | 
| Voltage - Output (Max) | -20V | - | 
| Current - Output | 150mA | - | 
| Frequency - Switching | 100Hz ~ 75kHz | - | 
| Synchronous Rectifier | No | - | 
| Operating Temperature | 0°C ~ 70°C (TA) | - | 
| Mounting Type | Through Hole | - | 
| Package / Case | 8-DIP (0.300", 7.62mm) | - | 
| Supplier Device Package | 8-PDIP | - |