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| Part Number | IS32LT3173-GRLA3-TR | IS32LT3178-GRLA3-TR | IS32LT3174-GRLA3-TR | IS32LT3177-GRLA3-TR | IS32LT3172-GRLA3-TR | 
|---|---|---|---|---|---|
| Manufacturer | ISSI, Integrated Silicon Solution Inc | Lumissil Microsystems | Lumissil Microsystems | Lumissil Microsystems | ISSI, Integrated Silicon Solution Inc | 
| Product Status | Last Time Buy | Active | Last Time Buy | Active | Last Time Buy | 
| Type | Linear | Linear | Linear | Linear | Linear | 
| Topology | - | Constant Current | - | Constant Current | - | 
| Internal Switch(s) | Yes | No | Yes | No | Yes | 
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 
| Voltage - Supply (Min) | 2.5V | 2.9V | 6V | 5V | 5V | 
| Voltage - Supply (Max) | 5.5V | 40V | 45V | 40V | 42V | 
| Voltage - Output | 42V | 40V | - | 40V | 42V | 
| Current - Output / Channel | 200mA | 200mA | 200mA | 200mA | 200mA | 
| Frequency | - | - | - | - | - | 
| Dimming | PWM | PWM | - | PWM | - | 
| Applications | Automotive, Lighting | Automotive, Lighting | Automotive | Automotive, Lighting | Automotive, Lighting | 
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 
| Supplier Device Package | 8-SOP-EP | 8-SOP-EP | 8-SOP-EP | 8-SOP-EP | 8-SOP-EP |