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| Part Number | MIC2291YD5-TR | MIC2291BD5-TR | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Product Status | Active | Discontinued at Digi-Key | 
| Type | DC DC Regulator | DC DC Regulator | 
| Topology | Step-Up (Boost) | Step-Up (Boost) | 
| Internal Switch(s) | Yes | Yes | 
| Number of Outputs | 1 | 1 | 
| Voltage - Supply (Min) | 2.5V | 2.5V | 
| Voltage - Supply (Max) | 10V | 10V | 
| Voltage - Output | - | - | 
| Current - Output / Channel | 1.2A (Switch) | 1.2A (Switch) | 
| Frequency | 1.2MHz | 1.2MHz | 
| Dimming | Analog, PWM | Analog, PWM | 
| Applications | Camera Flash | Camera Flash | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | SOT-23-5 Thin, TSOT-23-5 | SOT-23-5 Thin, TSOT-23-5 | 
| Supplier Device Package | TSOT-23-5 | TSOT-23-5 |