| P400 |  | International Rectifier | PASSIVATED ASSEMBLED CIRCUIT ELEMENTS | Original | PDF | 89.75KB | 7 | 
| P400 |  | General Instrument | Short Form Data 1976 | Short Form | PDF | 65.28KB | 1 | 
| P400 |  | General Instrument | Semiconductors and Electronic Components 1971 | Scan | PDF | 104.53KB | 1 | 
| P400 |  | Unknown | Shortform Semicon, Diode, and SCR Datasheets | Short Form | PDF | 123.98KB | 1 | 
| P4000 |  | Profec Technologies | Transformer, E1 Line Interface Transformer | Original | PDF | 56.51KB | 3 | 
| P4001 |  | Profec Technologies | E1 LINE INTERFACE TRANSFORMER | Original | PDF | 56.51KB | 3 | 
| P4001 |  | Unknown | IC Datasheet (Short Description and Cross Reference Only) | Scan | PDF | 156.14KB | 2 | 
| P4002-1 |  | Unknown | IC Datasheet (Short Description and Cross Reference Only) | Scan | PDF | 156.13KB | 2 | 
| P4002-2 |  | Unknown | IC Datasheet (Short Description and Cross Reference Only) | Scan | PDF | 156.14KB | 2 | 
| P4003 |  | Unknown | IC Datasheet (Short Description and Cross Reference Only) | Scan | PDF | 156.14KB | 2 | 
| P4004 |  | Unknown | Shortform Semicon, Diode, and SCR Datasheets | Short Form | PDF | 128.94KB | 1 | 
| P4004 |  | Unknown | IC Datasheet (Short Description and Cross Reference Only) | Scan | PDF | 156.14KB | 2 | 
| P4004 |  | Silec Semiconductors | Shortform Data Book 1976 | Short Form | PDF | 45.44KB | 1 | 
| P4004A120X200F |  | Advanced Thermal Products | Thermistor: PTC: Over-Current Protectors | Original | PDF | 36.12KB | 1 | 
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| P4004R |  | Silec Semiconductors | Shortform Data Book 1976 | Short Form | PDF | 45.44KB | 1 | 
| P4006 |  | Unknown | Shortform Semicon, Diode, and SCR Datasheets | Short Form | PDF | 128.94KB | 1 | 
| P4006 |  | Silec Semiconductors | Shortform Data Book 1976 | Short Form | PDF | 54.71KB | 1 | 
| P4006C120X101F |  | Advanced Thermal Products | Thermistor: PTC: Over-Current Protectors | Original | PDF | 36.12KB | 1 | 
| P4006R |  | Silec Semiconductors | Shortform Data Book 1976 | Short Form | PDF | 54.71KB | 1 | 
| P4008 |  | Unknown | IC Datasheet (Short Description and Cross Reference Only) | Scan | PDF | 156.14KB | 2 |