Shaanxi Qunli Electric Co., Ltd Add.:No. 1 Qunli Road,Baoji City,Shaanxi,China 3DD253(254),3DD255(256),3DD257(258) NPN Silicon Low Frequency High Power Transistor Features: 1. Using triple-diffusion process.Excellent capacity in anti-burnout.Excellent second breakdown capacity. 2. Good temperature stability.Excellent thermal fatigue capability. 3. Implementation of standards: GJB33

NO>e'Y{X[vSgWvfSO{ CASE-RATED BIPOLAR TRANSISTOR FOR TYPE 3DD2553 FOR LOW FREQUENCY R3DD2553 \ Package ;NSpe MAIN CHARACTERISTICS TO-3P(H)IS 1700 V BV CBO8 A I C4 V(max) V

Shaanxi Qunli Electric Co., Ltd Add.:No. 1 Qunli Road,Baoji City,Shaanxi,China 3DD257(3DD258)NPN Silicon Low Frequency High Power Transistor Features: 1. Using triple-diffusion process.Excellent capacity in anti-burnout.Excellent second breakdown capacity. 2. Good temperature stability.Excellent thermal fatigue capability. 3. Implementation of standards: GJB33 A-97, QZJ840611A, QZJ8

Shaanxi Qunli Electric Co., Ltd Add.:No. 1 Qunli Road,Baoji City,Shaanxi,China 3DD257(3DD258)NPN Silicon Low Frequency High Power Transistor Features: 1. Using triple-diffusion process.Excellent capacity in anti-burnout.Excellent second breakdown capacity. 2. Good temperature stability.Excellent thermal fatigue capability. 3. Implementation of standards: GJB33 A-97, QZJ840611A, QZJ8

Shaanxi Qunli Electric Co., Ltd Add.:No. 1 Qunli Road,Baoji City,Shaanxi,China 3DD259(260,261), 3DD262(263) NPN Silicon Low Frequency High Power Transistor Features: 1. Using triple-diffusion process.Excellent capacity in anti-burnout.Excellent second breakdown capacity. 2. Good temperature stability.Excellent thermal fatigue capability. 3. Implementation of standards: GJB33 A-97, Q