| 2SB561 |  | Hitachi Semiconductor | Silicon PNP Epitaxial | Original | PDF | 30KB | 6 | 
| 2SB561 |  | Renesas Technology | Silicon PNP Epitaxial Transistor | Original | PDF | 29.98KB | 6 | 
| 2SB561 |  | Renesas Technology | Silicon PNP Epitaxial | Original | PDF | 158.42KB | 6 | 
| 2SB561 |  | Various Russian Datasheets | Transistor | Original | PDF | 84.39KB | 8 | 
| 2SB561 |  | Fuji-SVEA | Japanese 2S Transistor Cross Reference Datasheet | Scan | PDF | 45.52KB | 1 | 
| 2SB561 |  | Unknown | The Transistor Manual (Japanese) 1993 | Scan | PDF | 113.14KB | 2 | 
| 2SB561 |  | Unknown | Transistor Substitution Data Book 1993 | Scan | PDF | 41.46KB | 1 | 
| 2SB561 |  | Unknown | The Japanese Transistor Manual 1981 | Scan | PDF | 112.43KB | 2 | 
| 2SB561 |  | Unknown | Shortform Data and Cross References (Misc Datasheets) | Short Form | PDF | 41.72KB | 1 | 
| 2SB561 |  | Unknown |  | Scan | PDF | 356.02KB | 2 | 
| 2SB561 |  | Unknown | Shortform Transistor Datasheet Guide | Short Form | PDF | 89.58KB | 1 | 
| 2SB561 |  | Unknown | Shortform IC and Component Datasheets (Plus Cross Reference Data) | Short Form | PDF | 136.94KB | 1 | 
| 2SB561 |  | Unknown | Basic Transistor and Cross Reference Specification | Scan | PDF | 56.43KB | 1 | 
| 2SB561 |  | Unknown | Transistor Shortform Datasheet & Cross References | Scan | PDF | 77.65KB | 1 | 
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| 2SB561 |  | Unknown | Japanese Transistor Cross References (2S) | Scan | PDF | 38.69KB | 1 | 
| 2SB561 |  | Unknown | Cross Reference Datasheet | Scan | PDF | 38.73KB | 1 | 
| 2SB561 |  | Unknown | Shortform Transistor PDF Datasheet | Short Form | PDF | 177.51KB | 1 | 
| 2SB561B |  | Hitachi Semiconductor | Silicon PNP Epitaxial Transistor | Original | PDF | 28.33KB | 6 | 
| 2SB561B |  | Renesas Technology | Silicon PNP Epitaxial Transistor | Original | PDF | 47.67KB | 8 | 
| 2SB561BTZ-E |  | Renesas Technology | Silicon PNP Epitaxial | Original | PDF | 158.41KB | 6 |