View rn2501-rn2506 datasheet:

RN2501~RN2506 TOSHIBA Transistor Silicon PNP Epitaxial Type (PCT Process) RN2501,RN2502,RN2503 RN2504,RN2505,RN2506 Unit: mm Switching, Inverter Circuit, Interface Circuit And Driver Circuit Applications Including two devices in SMV (super mini type with 5 leads) With built-in bias resistors Simplify circuit design Reduce a quantity of parts and manufacturing process Complementary to RN1501~RN1506 Equivalent Circuit and Bias Resistor Values Type No. R1 (k?) R2 (k?) RN2501 4.7 4.7 RN2502 10 10 JEDEC ? RN2503 22 22 EIAJ ? RN2504 47 47 TOSHIBA 2-3L1A RN2505 2.2 47 Weight: 0.014g RN2506 4.7 47 Equivalent Circuit (Top View) Maximum Ratings (Ta = 25° °C) (Q1, Q2 Common) ° ° Characteristic Symbol Rating Unit Collector-base voltage VCBO -50