52 RF/Microwave Devices First Generation RF Wideband Transistors (f, to 3.5 GHz) BFT25 BFS17 BF517A BFR53 BFW17A BFR95 18 PN BF748 BF547 BF747 BF747W Second Generation RF Wideband Transistors (f,; to 6 GHz) can SOT-37 * BFQ53 BFR9O(A) BFG90A BFQ52 BFO51 PN BFR91 BFPS0A BFR92(A) BFT92 BFP91A B BFG92A (/X, /Xr) BFRO2ZAW BFT92AW BFG91A BFG93A BFR93A /XR) PN BFQ23 B BFG96 BFP96 BFQ19 BFG32 BFQ32C BFQ149 N BFO34T FG34 B 18A PNP BFO54T BFT93 BFR106 N B PNP BFQ32M_ | BFQ32(S BFQ68 PNP BFQ108 1 N 136 Third Generation RF Wideband Transistors (f,; to 8 GHz) fr/l Curve SOT-37 103 sOT- SOT-1 323 (14) BFQ65 BFG65 BFQ66 BFQ67 BFQ67W BFG195 16, BFG134 17 20 B Fourth Generation RF Wideband Transistors (f,; to 10 GHz) mount fille plastic Curve SOT-103 SOT-173 SOT. (19) BFT25A BFP505 BFR505 SOT-143* BFG25A/X BFG505 /XR} BFG520 /XR) SOT-223 SOT-323 BFS25A 22 BFR521 BFP520 BFR520 BFS520 BFR541 BFP540 BFR540 BF B (/X, (XR) BFG590 BFR591 BFG741 * $OT143 envelopes are available with the following pinning: T 1 'L 1. ta. c b c e e b {top views) European pinning {BFGxx types) USA pinning (BFGxx/X types) Japanese pinning (BFGxx/XR types) Philips Components Discrete Semiconductor Group e 100 Providence Pike, Siatersville, Ri 02876 e Tel. (401) 762-3800 53 RF/Microwave Devices For low noise applications, the following graphs show a comparison of 900 MHz and 2GHz noise figure for 2nd, 3rd and 4th generation types in surface mount SOT-23 and SOT-143 packages: F F (68) (68) BFRS2A/BFGS2A BFROZA f BFG92A BFOQ67 / BFG67 BFO6? / BFG6? BFASQO / BFGSZ0 1 100 1 19 lg ow 1 10 tg ora) 100 Veg = 6 V; f = 900 MHz Voge = 6 Vi f = 2 GHz o Recommended for low noise applications are 4th generation types. The following graph shows typical noise figure for various 4th generation types in surface mount SOT-23 and SOT-143 IV packages: 30 (8) 5 2 BFRS40 / BFGSA0X 20 BFI254 / BFG25AK BFRSOS / BFGSOS/X BFAS20/ BFGS20% os ot 1 10 100 Ig (rw) Vog = 6 V: f= 900 MHz The following graph shows typical power gain for 2nd, 3rd and 4th generation types in surface mount SOT-143 packages: Sum (a8) BFGIS7K ig ma) Philips Components Discrete Semiconductor Group 100 Providence Pike, Slatersville, Rl 02876 Tel. (401) 762-3800