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| Part Number | LM3556TME/NOPB | LM3556TMX/NOPB | LM3554TME/NOPB |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active |
| Type | DC DC Regulator | DC DC Regulator | DC DC Regulator |
| Topology | Step-Up (Boost) | Step-Up (Boost) | Step-Up (Boost) |
| Internal Switch(s) | Yes | Yes | Yes |
| Number of Outputs | 1 | 1 | 2 |
| Voltage - Supply (Min) | 2.5V | 2.5V | 2.5V |
| Voltage - Supply (Max) | 5.5V | 5.5V | 5.5V |
| Voltage - Output | - | - | 5V |
| Current - Output / Channel | 1.5A (Flash) | 1.5A (Flash) | 600mA (Flash) |
| Frequency | 4MHz | 4MHz | 2MHz |
| Dimming | I²C | I²C | I²C |
| Applications | Camera Flash | Camera Flash | Camera Flash |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -30°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-WFBGA, DSBGA | 16-WFBGA, DSBGA | 16-WFBGA, DSBGA |
| Supplier Device Package | 16-DSBGA | 16-DSBGA | 16-DSBGA |
