drdc3105 document number: ds35213 rev. 3 - 2 1 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 integrated relay, inductive load driver description and applications the drdc3105 is an integrated solid-state dc relay driver that can switch inductive loads. it provides a robust driver interface by acting as a buffer stage between sensitive logic circuits and that of 3 to 6v dc inductive relay coils. with a low input drive current requirement, the drdc3105 only has slight loading on the input circuitry and it will provide good transient isolation be tween output and input channels. the output switch is guaranteed by design to go open-circuit and fall into the off-state condition when input drive is lost or disconnected. in the industry standard sot23 and sot26, the drdc3105 comes as a single or dual die which can replac e three to six individual discrete components within a single integrated package, including a zener across the output. the zener will clamp at 6.6v to sink inductive currents to ground which will reduce emi noise in the system. by integrating the zener, the drdc3105 eliminates the need for an external free-wheeling diode and allows the driving of inductive loads such as relays, solenoids, incandescent lamps, and small dc motors in: ? automotive: 5.0 v driven relays, lamp drivers, motor controls ? telecom equipment: modems, dsl, cable (emta), line cards, ip-pbx, analog terminal adaptors, end user telecom equipment ? desktop computers, printers, photocopiers ? lcd & plasma tvs, set top boxes ? consumer appliances, white goods, automated door control ? industrial equipment inc. process control, ate equipment ? solar inverters features and benefits ? inductive load driver capable of driving 3 to 6v dc coils ? optimized to switch inductive l oads from supply of 3 to 5v with the capability to drive coils up to 2.5w from a 5v rail ? fully integrated into a single sot23 or dual sot26 package to minimize footprint area and reduce number of components ? includes zener across output to reduce emi noise ? internal low saturation bjt to r educe power dissipation in driving high currents into the coil ? output guaranteed to be in off-state condition during no input ? near ? zero quiescent supply current in off-state condition with minimal leakage ? rugged design and inherently robust by using solid-state bjt technology integrated into a single die ? esd protected up to 1kv on human body model (hbm) ? ?lead-free?, rohs compliant (note 1) ? halogen and antimony free "green" device (note 2) ? qualified to aec-q101 standards for high reliability mechanical data ? case: sot23 & sot26 ? case material: ?green? plastic molding compound (note 2) ? ul flammability rating 94v-0 ? moisture sensitivity: level 1 per j-std-020 ? terminals: matte tin finish ? weight: sot23 = 0.008 grams (approximate) sot26 = 0.018 grams (approximate) ordering information (note 3) product package marking reel size (inches) tape width (mm) quantity per reel drdc3105f-7 sot23 1r6 7 8 3,000 DRDC3105E6-7 sot26 3105 7 8 3,000 notes: 1. no purposefully added lead. 2. diodes inc's "green" policy can be found on our website at http://www.diodes.com 3. for packaging details, go to our website at http://www.diodes.com marking information 1r6 = sot23, product type marking code 3105 = sot26, product type marking code esd protected hbm to 1kv sot26 top view sot23 top view top view pin-out out in gnd sot23 top view pin-out gnd1 in2 gnd2 out2 out1 in1 sot26 3105 1r6
drdc3105 document number: ds35213 rev. 3 - 2 2 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 internal device schematic maximum ratings @ t a = 25c unless otherwise specified characteristic symbol limit unit supply voltage v cc 6.0 v input voltage (forward) v in ( fwd ) 6.0 v input voltage (reverse) v in ( rev ) -0.5 v output sink continuous current (note 4) i o 500 ma repetitive pulse zener energy limit (duty cycle 0.01%) e z p k 50 mj thermal characteristics for drdc3105f (sot23) @ t a = 25c unless otherwise specified characteristic symbol value unit power dissipation linear derating factor (note 4) p d 330 2.64 mw mw/ c thermal resistance, junction to ambient (note 4) r ja 379 c/w thermal resistance, junction to case (note 5) r jc 306 c/w operating and storage temperature range t j , t stg -55 to +150 c notes: 4. for a device surface mounted on 25mm x 25mm x 1.6mm fr4 pcb with high coverage of single sided 1 oz copper, in still air condition; the device is measured when operating in a steady-state condition. 5. thermal resistance from junction to case. thermal characteristics for drdc3105e6 (sot26) @ t a = 25c unless otherwise specified characteristic symbol value unit power dissipation linear derating factor (note 6 & 9) p d 0.9 7.2 w mw/ c (note 6 & 10) 1.1 8.8 (note 7 & 9) 1.7 13.6 thermal resistance, junction to ambient (note 6 & 9) r ja 139 c/w (note 6 & 10) 113 (note 7 & 9) 73 thermal resistance, junction to leads r jl 100 c/w operating and storage temperature range t j , t stg -55 to +150 c notes: 6. for a device surface mounted on 25 mm x 25mm fr4 pcb with high coverage of single sided 1 oz copper, in still air cond itions 7. for a device surface mounted on fr4 pcb measured at < 5sec 8. repetitive rating ? pulse width limited by maximum j unction temperature. refer to transient thermal impedance graph 9. for a device with one active die 10. for a device with two die running at equal power 11. thermal resistance from junction to so lder-point (at the end of the ?out? lead).
drdc3105 document number: ds35213 rev. 3 - 2 3 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 ? electrical characteristics @t a = 25c unless otherwise specified characteristic symbol min typ max unit test condition off characteristics output zener breakdown voltage bv (out) bv ( ? out ) 6.2 - 6.6 0.67 7.0 - v @ it = 10 ma pulse output leakage current @ 0 input voltage i oo - - - - 0.1 30 a v o = 5.5 v, t a = 25c v o = 5.5 v, t a = 85c ?on? state input voltage (note 12) v in ( on ) 0.99 1.5 v i o =100 ma, v o = 150mv ?off? state input voltage (note 13) v in ( off ) 400 540 - mv i o =100 a, v o = 4.9v on characteristics input bias current (h fe limited) i in - 0.7 1.6 ma i o = 250 ma, v o = 0.25 v output saturation voltage v o ( sat ) - 125 160 mv i o = 250 ma, i in = 1.5 ma output sink current ? continuous i o ( on ) 250 430 - ma v ce = 0.25 v, i in = 1.5 ma switching characteristics (refer to figure 1) propagation delay times: high to low propagation delay; (5.0v 74hc04) low to high propagation delay; (5.0v 74hc04) t phl t plh - 20.4 1.43 - ns s - high to low propagation delay; 13 (3.0v 74hc04) low to high propagation delay; 13 (3.0v 74hc04) t phl t plh - 32.2 760 - ns ns - high to low propagation delay; 14 (5.0v 74ls04) low to high propagation delay; 14 (5.0v 74ls04) t phl t plh - 25.3 2.57 - ns s - transition times: fall time; (5.0v 74hc04) rise time; (5.0v 74hc04) t f t r - 12.5 411 - ns ns - fall time; 13 (3.0v 74hc04) rise time; 13 (3.0v 74hc04) t f t r - 21.1 220 - ns ns - fall time; 14 (5.0v 74ls04) rise time; 14 (5.0v 74ls04) t f t r - 15.1 849 - ns ns - notes: 12. the device is guaranteed to be in ?on? state with v in(on) above 1.5v 13. the device is guaranteed to be in ?off? state with v in(off) below 400mv
drdc3105 document number: ds35213 rev. 3 - 2 4 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 typical electrical characteristics 11 01 0 0 0 100 200 300 400 500 01234 0 1 2 3 4 5 0.00 0.02 0.04 0.06 0.08 0.10 0 5 10 15 20 25 30 35 40 45 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0 100 200 300 400 500 600 0.1 1 10 -0.2 0.0 0.2 0.4 0.6 0.8 1.0 1.2 11 01 0 0 6 7 8 9 10 -40c 25c 3.5v figure 2. transistor dc current gain t j = 85c --------v o = 1.0v _____v o = 0.25v h fe , transistor dc current gain i o , output sink current (ma) mc68hc05c8 @ 5.0 vdc mc74hc04 @ 4.5 vdc mc74hc04 @ 3.0 vdc mc14049b @ 4.5 vdc mc68hc05c8 @ 3.3 vdc mc54ls04 + bal99lt1 figure 3. input v-i requirement compared to possible source logic outputs t j = 25c v o = 0.25v drdc3105 v in vs. i in input voltage (v) input current (ma) figure 4. threshold effects -40c 25c t j = 85c output current (ma) input current (ma) 1.0ma 0.4ma 0.6ma 0.1ma 0.8ma 0.2ma 1.2ma figure 5. transistor output v-i characteristic i in = 1.6ma 1.4ma i out , output current (ma) v o , output voltage (vdc) 50ma 125ma 175ma i out = 10ma 500ma 350ma figure 6. output saturation voltage versus i out /i in ____ t j = 25c ----t j = -40c v out , output voltage (vdc) i in , input current (ma) -40c t j = 85c 25c figure 7. zener clamp voltage versus zener current i z , zener current (ma) v z , zener clamp voltage (v)
drdc3105 document number: ds35213 rev. 3 - 2 5 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 -40-200 20406080 1 10 100 1k 10k 100k 1m 10m 01234567 0.01 0.1 1 10 100 1,000 10,000 100,000 0.1 1 10 0.01 0.1 1 v in = 0vdc v in = 0.35vdc v in = 0.5vdc figure 8. output leakage current versus temperature v cc = 5.5 vdc output leakage current (na) t j , junction temperature (c) v in = 0vdc v in = 0.35vdc figure 9. output leakage current versus supply voltage t j = 25c v in = 0.5vdc output leakage current (na) v cc , supply current (vdc) typical i z vs v z v cc(max) = +6.0 vdc opw = 4ms dc = 10% opw = 10ms dc = 20% ocontinuous duty *250 ms *154 ms *57 ms *26 ms *21 ms opw = 100ms dc = 50% i out(max) = 500ma figure 10. safe operating area t a = 25c o = transistor p c thermal limit * = max l/r from zener pulsed energy limit (refer to figure 11) r ce(sat) output current (a) v out (volts)
drdc3105 document number: ds35213 rev. 3 - 2 6 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 1e-3 0.01 0.1 1 10 100 1k 10k 100k 1e-4 1e-3 0.01 0.1 1 10 100 1000 10000 1 10 100 figure 11. zener repetitive pulse energy limit on l/r time constant t a = 25c e max = 50mj l/r = 2 * e max (vzpk * izpk) max l/r time constant (ms) izpk (a) d = 0.5 0.2 0.1 single pulse 0.05 figure 12. transient thermal response r th , transient thermal response pulse width (s)
drdc3105 document number: ds35213 rev. 3 - 2 7 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 package outline dimensions for sot23 suggested pad layout for sot23 sot23 dim min max typ a 0.37 0.51 0.40 b 1.20 1.40 1.30 c 2.30 2.50 2.40 d 0.89 1.03 0.915 f 0.45 0.60 0.535 g 1.78 2.05 1.83 h 2.80 3.00 2.90 j 0.013 0.10 0.05 k 0.903 1.10 1.00 k1 - - 0.400 l 0.45 0.61 0.55 m 0.085 0.18 0.11 0 8 - all dimensions in mm dimensions value (in mm) z 2.9 x 0.8 y 0.9 c 2.0 e 1.35 a m j l d f b c h k g k1 x e y c z
drdc3105 document number: ds35213 rev. 3 - 2 8 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 package outline dimensions sot26 suggested pad layout for sot26 sot26 dim min max typ a 0.35 0.50 0.38 b 1.50 1.70 1.60 c 2.70 3.00 2.80 d ? ? 0.95 h 2.90 3.10 3.00 j 0.013 0.10 0.05 k 1.00 1.30 1.10 l 0.35 0.55 0.40 m 0.10 0.20 0.15 0 8 ? all dimensions in mm dimensions value (in mm) z 3.20 g 1.60 x 0.55 y 0.80 c1 2.40 c2 0.95 a m j l d b c h k x z y c1 c2 c2 g
drdc3105 document number: ds35213 rev. 3 - 2 9 of 9 www.diodes.com december 2011 ? diodes incorporated a product line o f diodes incorporated drdc3105 important notice diodes incorporated makes no warranty of any kind, express or implied, with regards to this document, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose (and their equivalents under the laws of any jurisdiction). diodes incorporated and its subsidiaries rese rve the right to make modifications, enhanc ements, improvements, corrections or ot her changes without further notice to this document and any product described herein. diodes incorporated does not assume any liability ari sing out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license under its patent or trademark rights, nor the rights of others. any customer or user of this document or products described herein in such applica tions shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose pr oducts are represented on diodes incorporated website, harmless against all damages. diodes incorporated does not warrant or a ccept any liability whatsoever in respec t of any products pu rchased through unauthoriz ed sales channel. should customers purchase or use diodes incorporated products for any unintended or unauthorized application, customers shall i ndemnify and hold diodes incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. products described herein may be covered by one or more united states, international or foreign patents pending. product names and markings noted herein may also be covered by one or more united states, international or foreign trademarks. life support diodes incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the chief executive offi cer of diodes incorporated. as used herein: a. life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when proper ly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. b. a critical component is any component in a life support devic e or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support dev ices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning the ir products and any use of diodes incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or s ystems-related information or support that may be provided by diodes incorporated. further, customers must fully indemnify diodes incorporate d and its representatives against any damages arising out of the use of diodes incorporated products in such safety-critical, life suppor t devices or systems. copyright ? 2011, diodes incorporated www.diodes.com
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