| PartNumber | TOP259EG | TOP259LG | TOP259EN |
| Description | AC/DC Converters 171W (85-264VAC) 238W (230V AC) | AC/DC Converters 120W (85-264VAC) 162W (230V AC) | AC/DC Converters Int Off-Line Switchr 171W/238W |
| Manufacturer | Power Integrations | Power Integrations | POWER |
| Product Category | AC/DC Converters | AC/DC Converters | IC Chips |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | eSIP-7C | eSIP-7F | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Series | TOP259 | TOP259 | TOPSwitchR-HX |
| Packaging | Tube | Tube | Tube |
| Type | Off Line Converter | Off Line Converter | Off Line Switcher |
| Brand | Power Integrations | Power Integrations | - |
| Product Type | AC/DC Converters | AC/DC Converters | - |
| Factory Pack Quantity | 48 | 48 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Tradename | TopSwitch-HX | TopSwitch-HX | TopSwitch |
| Operating Temperature Range | - | - | - 40 C to + 150 C |
| Package Case | - | - | eSIP-7C |
| Operating Temperature | - | - | -40°C ~ 150°C (TJ) |
| Mounting Type | - | - | Through Hole |
| Supplier Device Package | - | - | eSIP-7C |
| Power Watts | - | - | 238W |
| Output Isolation | - | - | Isolated |
| Internal Switch s | - | - | Yes |
| Voltage Breakdown | - | - | 700V |
| Topology | - | - | Flyback |
| Voltage Start Up | - | - | - |
| Voltage Supply Vcc Vdd | - | - | - |
| Duty Cycle | - | - | 78% |
| Frequency Switching | - | - | 66kHz, 132kHz |
| Fault Protection | - | - | Current Limiting, Over Temperature, Over Voltage |
| Control Features | - | - | - |
| Output Power | - | - | 171 W |
| Output Voltage | - | - | 15 V |
| Operating Supply Current | - | - | 1 mA |
| Switching Frequency | - | - | 30 kHz |
| Duty Cycle Max | - | - | 78 % |