| 2SC4589 HITACHI - | | Philips-BU4525AF | |
| 2SC4882 - NPN Silicon | | 2SC4584 | 1200V, 5A, 60W, <2/4?s |
| 2SC4589 - NPN Silicon | | BU 2520AF, 2SC3897, 2SC4199A, 2SC4542 | 1500/800V, 10A, 50W |
| 2SC4587 - NPN Silicon | | BUP 23CF, BUV 48AF, BUW 13AF, 2SC4430 | 900/800V, 10A, 75W, <500/3500ns |
| 2SC4586 - NPN Silicon | | BU 426AF, BUV 47AF, BUW 12AF, 2SC4428 | 900/800V, 6A, 65W, <500/3500ns |
| 2SC4585 - NPN Silicon | | BUH 715, 2SC3897, 2SD1548 | 1200/800V, 10A, 85W, <500/3800ns |
| 2SC4584 - NPN Silicon | | BU 508AF, 2SC3885, 2SC3895, 2SC4144 | 1200/800V, 6A, 65W, <500/3800ns |
| 2SC4583 - NPN Silicon | | BU 705F, 2SD1543, 2SD1653 | 1200/800V, 3A, 50W, <500/3800ns |
| 2SC4582 - NPN Silicon | | BUP 23BF...CF, BUV 48FI,AFI, BUW 13F,AF | 600/450V, 15A, 75W, 20MHz |
| 2SC4581 - NPN Silicon | | BUP 23BF...CF, BUV 48FI,AFI, BUW 13F,AF | 600/450V, 10A, 65W, 20MHz |