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1. NON-SYNCHRONOUS STEP-DOWN CONVERTERS
| Part No. | VIN(Min) | VIN(Max) | Load | ISW Limit | Feedback | Switching | Soft Start | Notes | Package | Datasheet |
| Frequency | ||||||||||
| (V) | (V) | Current(A) | (Typ)(A) | Voltage(V) | (kHz) | |||||
| FP6101 | 3.6 | 20 | 2 | 3 | 0.5 | 340 | External | External Comp | SOP8 | |
| FP6102 | 3.6 | 20 | 3 | 4 | 0.5 | 340 | External | External Comp | SOP8 | |
| FP6111 | 3.6 | 28 | 2 | 3 | 0.8 | 320 | Internal | External Comp | SOP8 | |
| FP6112 | 3.6 | 28 | 3 | 4 | 0.8 | 320 | Internal | External Comp | SOP8 | |
| FP6115 | 3.6 | 23 | 2 | 3 | 0.8 | 340 | Internal | Internal Comp | SOP8 | |
| FP6116 | 3.6 | 23 | 3 | 4 | 0.8 | 340 | Internal | Internal Comp | SOP8 | |
| FP6180 | 4.75 | 23 | 3 | 5.5 | 1.222 | 380 | External | External Comp | SOP8 SOP8E | |
| FP6181 | 4.75 | 23 | 2 | 3.4 | 0.92 | 380 | External | External Comp | MSOP10 | |
| FP6182 | 4.75 | 23 | 2 | 3.4 | 1.222 | 380 | External Comp | SOP8 | ||
| FP6183 | 4.75 | 23 | 2 | 3.4 | 1.23 | 210 | External Comp | SOP8 | ||
| FP6185 | 4.75 | 23 | 2 | 3.4 | 0.92 | 380 | External | External Comp | SOP8 | |
| FP6186 | 4.75 | 23 | 2 | 3.5 | 0.92 | 1400 | External | External Comp | SOP8E MSOP10E |
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| FP6187 | 4.75 | 23 | 2 | 3.4 | 1.23 | 380 | External Comp | SOP8 | ||
| FP6189 | 4.75 | 23 | 3 | 5.5 | 0.92 | 380 | External | External Comp | SOP8 SOP8E | |
| FP6190 | 4.75 | 23 | 1 | 1.8 | 0.81 | 1400 | Internal Comp | SOT236 TSOT236 |
2. NON-SYNCHRONOUS STEP-DOWN Controllers
| Part No. | VIN(Min) | VIN(Max) | Feedback | Switching | Soft Start | DTC | SCP | Notes | Package | Datasheet | |
| Frequency | |||||||||||
| (V) | (V) | Voltage(V) | (kHz) | ||||||||
| FP5001 | 3.6 | 40 | 1 | Adjust | External | ● | ● | SOP8 | |||
| FP5003 | 3.6 | 30 | 1 | Adjust | External | ● | ● | Totem Pole Include SCSAR | SOP8 | ||
| FP5006 | 3.6 | 30 | 0.5 | Adjust | External | ● | ● | Totem Pole Include SCSAR | SOP8 | ||
| FP5007 | 3.6 | 30 | 0.5 | 340 | ● | OCP | SOP8 | ||||
| FP5108 | 1.8 | 15 | 0.5 | Adjust | External | ● | Totem Pole Include | SOP8 | |||
| FP8451 | 4 | 40 | Adjust | Adjust | External | ● | ● | Dual Channel | SOP16 SSOP16 |
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| FP5452 | 3.6 | 40 | Adjust | Adjust | External | ● | ● | Totem Pole Include | SOP16 SSOP16 |
||
| FP5453 | 3.6 | 30 | Adjust | Adjust | External | ● | ● | Totem Pole Include SCSAR | SOP16 SSOP16 |
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| FP5462 | 3.6 | 40 | Adjust | Adjust | External | ● | ● | 1 Ch Boost 1Ch Buck | SOP16 SSOP16 |
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3. SYNCHRONOUS STEP-DOWN CONVERTERS
| Part No. | VIN(Min) | VIN(Max) | Load | ISW Limit | Feedback | Switching | Soft Start | Notes | Package | Datasheet |
| Frequency | ||||||||||
| (V) | (V) | Current(A) | (Typ)(A) | Voltage(V) | (kHz) | |||||
| FP6160B | 2.5 | 5.5 | 0.6 | 1.25 | 0.6 | 1500 | Internal | Internal Comp | SOT235 | |
| FP6160 | 2.5 | 5.5 | 0.8 | 1.25 | 0.6 | 1500 | Internal | Internal Comp | SOT235 | |
| FP6161 | 2.5 | 5.5 | 1 | 1.5 | 0.6 | 1500 | Internal | Internal Comp | SOT235 DFN6 | |
| FP6162 | 2.5 | 5.5 | 1.5 | 2 | 0.6 | 1500 | Internal | Internal Comp | SOP8E MSOP10E DFN10 |
|
| FP6163 | 2.5 | 5.5 | 2 | 3.3 | 0.6 | 1500 | Internal | Internal Comp | SOP8E MSOP10E DFN10 |
|
| FP6165 | 2.5 | 5.5 | 3 | 5 | 0.6 | 1500 | Internal | Internal Comp | SOP8E MSOP10E DFN10 |
|
| FP6166 | 2.5 | 5.5 | 1A*2 | 1.25 | 0.6 | 1500 | Internal | Dual Channel | MSOP10E DFN10 |
|
| FP6167 | 2.5 | 5.5 | 1A*2 | 1.25 | 0.6 | 1500 | Internal | Dual Channel | DFN12 | |
| FP6168 | 2.5 | 5.5 | 1A*2 | 1.25 | 0.6 | 1500 | Internal | Dual Channel | DFN10 | |
| FP6169 | 2.5 | 5.5 | 2 | 3.3 | 0.6 | 1500 | Internal | Internal Comp | SOP8E | |
| FP6188 | 4.75 | 23 | 2 | 3.4 | 0.923 | 340 | External | External Comp | SOP8 SOP8E | |
| FP6191 | 4.75 | 15 | 1 | 1.5 | 0.923 | 340 | External | External Comp | SOP8 SOP8E | |
| FP6192 | 4.75 | 15 | 2 | 3.4 | 0.923 | 340 | External | External Comp | SOP8 SOP8E | |
| FP6193 | 4.75 | 15 | 3 | 5.5 | 0.923 | 340 | External | External Comp | SOP8 SOP8E |
4. SYNCHRONOUS STEP-DOWN Controllers
| Part No. | VIN(Min) | VIN(Max) | Feedback | Switching | Driver | Soft Start | OCP | SCP | Notes | Package | Datasheet |
| Frequency | Capability | ||||||||||
| (V) | (V) | Voltage(V) | (kHz) | (mA) | |||||||
| FP5137B | 4.2 | 25 | 0.8 | 200 | 500 | External | — | ● | — | SOP8 | |
| FP5101 | 10.8 | 13.2 | 0.8 | 300/600 | 500 | Internal | ● | ● | — | SOP8 SOP8E | |
| FP5102 | 4.3 | 13.2 | 0.8 | 300/600 | 500 | Internal | ● | ● | — | SOP8 SOP8E |
5. NON-SYNCHRONOUS STEP-UP CONVERTERS| Part No. | VIN(Min) | VIN(Max) | VOUT(MAX) | Driver | Feedback | Switching | Soft Start | Notes | Package | Datasheet |
| Frequency | ||||||||||
| (V) | (V) | (V) | Current(A) | Voltage(V) | (kHz) | |||||
| FP6201 | 3.6 | 20 | 25 | 2 | 0.5 | 320 | External | — | SOP8 | |
| FP6211 | 3.6 | 20 | 30 | 2 | 0.5 | 320 | Internal | — | SOP8 | |
| FP6290 | 2.6 | 5.5 | 12 | 1.6 | 1.24 | 640/1200 | External | — | MSOP8 | |
| FP6290H | 2.6 | 5.5 | 12 | 3 | 1.24 | 640/1200 | External | — | SOP8E DFN8 | |
| FP6292 | 2.7 | 5.5 | 24 | 0.75 | 1.24 | 1200 | Internal | — | SOT235 SOT236 | |
| FP6293 | 2.7 | 5.5 | 5 | 2 | 1.24 | 640/1200 | Internal | — | MSOP8E | |
| FP6295 | 2.7 | 5.5 | 5 | 1 | 1.24 | 640/1200 | Internal | Synchronous | MSOP8E |
6. NON-SYNCHRONOUS STEP-UP Controllers| Part No. | VIN(Min) | VIN(Max) | VOUT(MAX) | Driver | Feedback | Switching | Soft Start | Notes | Package | Datasheet |
| Frequency | ||||||||||
| (V) | (V) | (V) | Current(A) | Voltage(V) | (kHz) | |||||
| FP5138 | 1.8 | 15 | MOSFET | 0.05 | 0.5 | Adjust | External | 80%Max Duty | SOP8 TSSOP8 | |
| FP5139 | 1.8 | 15 | MOSFET | 0.05 | 0.5 | Adjust | External | 92%Max Duty | SOP8 TSSOP8 |
7. WHITE LED DRIVERS| Part No. | VIN(Min) | VIN(Max) | VOUT(MAX) | #of | Driver | Open | Feedback | Switching | Notes | Package | Datasheet |
| LEDs | LED | Frequency | |||||||||
| (V) | (V) | (V) | (Max) | Current(A) | Prot. | Voltage(V) | (kHz) | ||||
| FP7101A | 4.75 | 23 | 16 | 4 | 2 | ● | 0.2 | 380 | SOP8 SOP8E |
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| FP7101B | 4.75 | 23 | 16 | 4 | 2 | ● | 0.2 | 1000 | High Frequency | SOP8E MSOP10 |
|
| FP7102 | 3.6 | 28 | 25 | 6 | 2 | ● | 0.25 | 320 | 100%Duty | SOP8 | |
| FP7103 | 3.6 | 28 | 25 | 6 | 3 | ● | 1.25 | 320 | 100%Duty | SOP8 | |
| FP7105 | 7 | 30 | 30 | 8 | 0.35 | ● | 0.1 | up to 1MHz | SOT235 | ||
| FP7201 | 2.7 | 5.5 | 20 | 5 | 0.75 | ● | 0.25 | 1200 | SOT236 |