| Part Number | TF256TH-4-TL-H | TF256TH-3-TL-H | 
|---|---|---|
| Manufacturer | onsemi | onsemi | 
| Category | Transistors - JFETs | Transistors - JFETs | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| FET Type | N-Channel | N-Channel | 
| Voltage - Breakdown (V(BR)GSS) | - | - | 
| Drain to Source Voltage (Vdss) | - | - | 
| Current - Drain (Idss) @ Vds (Vgs=0) | 140 µA @ 2 V | 100 µA @ 2 V | 
| Current Drain (Id) - Max | 1 mA | 1 mA | 
| Voltage - Cutoff (VGS off) @ Id | 100 mV @ 1 µA | 100 mV @ 1 µA | 
| Input Capacitance (Ciss) (Max) @ Vds | 3.1pF @ 2V | 3.1pF @ 2V | 
| Resistance - RDS(On) | - | - | 
| Power - Max | 100 mW | 100 mW | 
| Operating Temperature | 150°C (TJ) | 150°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 3-SMD, Flat Lead | 3-SMD, Flat Lead | 
| Supplier Device Package | 3-VTFP | 3-VTFP |