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| Part Number | ISL1904FAZ-T | ISL1904FAZ-TK | ISL1902FAZ-T | ISL1903FAZ-T |
|---|---|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Type | AC DC Offline Switcher | AC DC Offline Switcher | AC DC Offline Switcher | AC DC Offline Switcher |
| Topology | Flyback, Step-Down (Buck), Step-Up (Boost) | Flyback, Step-Down (Buck), Step-Up (Boost) | Flyback, Forward, SEPIC, Step-Up (Boost) | Step-Down (Buck) |
| Internal Switch(s) | No | No | No | No |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Voltage - Supply (Min) | 9V | 9V | 9V | 9V |
| Voltage - Supply (Max) | 20V | 20V | 20V | 20V |
| Voltage - Output | - | - | - | - |
| Current - Output / Channel | - | - | - | - |
| Frequency | 25kHz ~ 1MHz | 25kHz ~ 1MHz | - | - |
| Dimming | Triac | Triac | Analog, PWM | Triac |
| Applications | Lighting | Lighting | Lighting | Lighting |
| Operating Temperature | -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 |
| Package / Case | 16-SSOP (0.154", 3.90mm Width) | 16-SSOP (0.154", 3.90mm Width) | 24-SSOP (0.154", 3.90mm Width) | 16-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 16-QSOP | 16-QSOP | 24-QSOP | 16-QSOP |
