june 2008 rev 2 1/9 9 BD442 pnp power transistor features pnp transistor applications linear and switching industrial equipment description this devices is manufactured in planar technology with ?base island? layout. the resulting transistor show s exceptional high gain performance coupled with very low saturation voltage. the npn type is bd441. figure 1. internal schematic diagram table 1. device summary sot-32 3 2 1 order code marking package packaging BD442 BD442 sot-32 tube www.st.com
absolute maximum ratings BD442 2/9 1 absolute maximum ratings table 2. absolute maximum ratings symbol parameter value unit v cbo collector-base voltage (i e = 0) -80 v v ces collector-emitter voltage (v be = 0) -80 v v ceo collector-emitter voltage (i b = 0) -80 v v ebo emitter-base voltage (i c = 0) -5 v i c collector current -4 a i cm collector peak current (t p < 10 ms) -7 a i b base current -1 a p tot total dissipation at t case = 25 c 36 w t stg storage temperature -65 to 150 c t j max. operating junction temperature 150 c
BD442 electrical characteristics 3/9 2 electrical characteristics (t case = 25 c; unless otherwise specified) table 3. electrical characteristics symbol parameter test conditions min. typ. max. unit i cbo collector cut-off current (i e = 0) v cb = -80 v -0.1 ma i ces collector cut-off current (v be = 0) v ce = -80 v -0.1 ma i ebo emitter cut-off current (i c = 0) v eb = -5 v -1 ma v ceo(sus) (1) 1. pulsed duration = 300 ms, duty cycle 1.5%. collector-emitter sustaining voltage (i b = 0) i c = -100 ma -80 v v ce(sat) (1) collector-emitter saturation voltage i c = -2 a __ i b = -0.2 a -0.8 v v be (1) base-emitter voltage i c = -10 ma _ v ce = -5 v i c = -2 a _ v ce = -1 v -0.58 -1.5 v v h fe (1) dc current gain i c = -10 ma __ v ce = -5 v i c = -500 ma _ v ce = -1 v i c = -2 a _ v ce = -1 v 15 40 15 130 140
electrical characteristics BD442 4/9 2.1 electrical characteristics (curves) figure 2. dc current gain figure 3. dc current gain figure 4. collector-emitter saturation voltage figure 5. base-emitter saturation voltage figure 6. collector-emitter on voltage figure 7. resistive load switching time
BD442 electrical characteristics 5/9 2.2 test circuit figure 9. resistive load switching test circuit figure 8. resistive load switching time 1) fast electronic switch 2) non-inductive resistor
package mechanical data BD442 6/9 3 package mechanical data in order to meet environmental requirements, st offers these devices in ecopack? packages. these packages have a lead-free second level interconnect. the category of second level interconnect is marked on the package and on the inner box label, in compliance with jedec standard jesd97. the maximum ratings related to soldering conditions are also marked on the inner box label. ecopack is an st trademark. ecopack specifications are available at: www.st.com
BD442 package mechanical data 7/9 dim. mm. min. typ max. a2.4 2. 9 b 0.64 0. 88 b1 0. 39 0.6 3 d 10.5 11.05 e7.4 7. 8 e 2.04 2.2 9 2.54 e1 4.07 4.5 8 5.0 8 l15. 3 16 p2. 93 .2 q 3 . 8 q1 1 1.52 h2 2.15 i1.27 s ot- 3 2 (to-126) mechanical data 0016114e
revision history BD442 8/9 4 revision history table 4. document revision history date revision changes 08-feb-2008 1 initial release 09-jun-2008 2 removed bd440
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