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ba ?? lbsg series regulator ic super-mini package regulator ic ba ?? ?? ?? ?? lbsg series the ba ?? lbsg (the ? ?? ? indicates the output voltage value) is a low-saturation series regulator ic employing the super-mini mold package of the smp5 (2916 package). equipped with a power-saving function that reduces current consumption, it also offers outstanding ripple rejection and characteristics, and is ideal for cellular telephones and other. ! applications residential / industrial device power supplies for cellular telephone such as the cdma and gsm, and for other portable. ! features 1) internal output transistor (i o =150ma) 2) internal temperature protection circuit 3) power-saving function enables designs with low current consumption 4) high level of ripple rejection (r.r.=66db) 5) smp5 super-mini package enables space-saving designs 6) low i / o voltage differential (90mv typ. at i o =50ma) ! ! ! ! super-mini regulator lineup series 2.8 2.9 3.0 3.2 output voltage (v) 3.3 3.6 3.8 4.0 5.0 ba lbsg ? " " indicates the output voltage value. (example : for 2.8v output, ba028lbsg) ! ! ! ! absolute maximum ratings (ta=25 c) parameter symbol limits unit applid voltage vcc 9 v power dissipation pd mw operating temperature topr ? 40 + 85 c storage temperature tstg ? 55 + 125 c 170 ? ? reduced by 1.7mw for each increase in ta of 1?c over 25?c ! ! ! ! recommended operating conditions (ta=25 c) parameter symbol limits unit operating power supply voltage vcc (input) v 2.5 7.0
ba ?? lbsg series regulator ic ! ! ! ! block diagram v cc ( 1pin) ctl(3pin) gnd (2pin) vref over current protection over temperature protection c (4pin) 0.01 f 10 f 1 f v o ( 5pin) + ! ! ! ! pin descriptions pin no. pin name functiom 1 vcc ground power supply 2 gnd 3 ctl 4 c out 5 power-save function ripple improvement output ! ! ! ! input / output circuits v cc ( 1pin) ctl (3pin) c (4pin) v o ( 5pin)
ba ?? lbsg series regulator ic ! ! ! ! electrical characteristics ba028lbsg (unless otherwise noted, ta=25 c, v cc =3.8v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 io=10ma, vcc=3.8~7v ? 1 io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v vctl=3v standby current i ccs 10 ? 0 a 150 ? 65 a a 150 ? 90 mv 80 ? 40 mv 30 ? 3 mv ? ? 56 v ? 50 58 db ? ? 66 db 0.6 ? ? 15 ? 6.0 v ? 2.4 ? v ?? ? ? 150 280 ma 2.87 2.73 2.80 v symbol min. typ. max. unit i cca v o i o reg.l reg.i en r.r1 r.r2 voff von ictl ? v o output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 ripple rejection 2 ctl off voltage ctl on voltage ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection. ba029lbsg (unless otherwise noted, ta=25 c, v cc =3.9v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 vcc=3.9~7v io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v vctl=3v standby current i ccs a a a mv mv mv v db v v ? ? ? ma v symbol ? ? ? ? ? ? 45 ? ? 2.4 150 2.828 min. 0 65 90 40 3 56 58 ? 6.0 ? 280 2.90 typ. 10 150 150 80 30 ? ? 0.6 15 ? ? 2.973 max. unit i cca v o i o reg.l reg.i en r.r1 voff von ictl ? v d output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 db ? 66 ? r.r2 ripple rejection 2 ctl off voltage ctl on voltage ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection.
ba ?? lbsg series regulator ic ba030lbsg (unless otherwise noted, ta=25 c, v cc =4.0v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 io=10ma, vcc=4.0~7v ? 1 io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v vctl=3v standby current i ccs 10 ? 0 a 150 ? 65 a a 150 ? 90 mv 80 ? 40 mv 30 ? 3 mv ? ? 56 v ? 50 58 db ? ? 66 db 0.6 ? ? 15 ? 6.0 v ? 2.4 ? v ?? ? ? 150 280 ma 3.075 2.925 3.00 v symbol min. typ. max. unit i cca v o i o reg.l reg.i en r.r1 r.r2 voff von ictl ? v o output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 ripple rejection 2 ctl off voltage ctl on voltage ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection. ba032lbsg (unless otherwise noted, ta=25 c, v cc =4.2v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 io=10ma, vcc=4.2~7v ? 1 io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v vctl=3v standby current i ccs 10 ? 0 a 150 ? 65 a a 150 ? 90 mv 80 ? 40 mv 30 ? 3 mv ? ? 56 v ? 50 58 db ? ? 66 db 0.6 ? ? 15 ? 6.0 v ? 2.4 ? v ?? ? ? 150 280 ma 3.28 3.12 3.20 v symbol min. typ. max. unit i cca v o i o reg.l reg.i en r.r1 r.r2 voff von ictl ? v o output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 ripple rejection 2 ctl off voltage ctl on voltage ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection.
ba ?? lbsg series regulator ic ba033lbsg (unless otherwise noted, ta=25 c, v cc =4.3v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 vcc=4.3~7v io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v vctl=3v standby current i ccs 10 ? 0 a 150 ? 65 a a 150 ? 90 mv 80 ? 40 mv 30 ? 3mv ? ? 56 v ? 45 58 db 0.6 ?? 15 ? 6.0 v ? 2.4 ? v ?? ? ? 150 280 ma 3.382 3.218 3.30 v symbol min. typ. max. unit i cca v o i o reg.l reg.i en r.r1 voff von ictl ? v d output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 ? ? 66 db r.r2 ripple rejection 2 ctl off voltage ctl on voltage ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection. ba036lbsg (unless otherwise noted, ta=25 c, v cc =4.6v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 vcc=4.6~7v io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v standby current i ccs 10 ? 0 a 150 ? 65 a 150 ? 90 mv 80 ? 40 mv 30 ? 3mv ? ? 56 v ? 45 56 db 0.6 ?? v ? 2.4 ? v ?? ? ? 150 280 ma 3.69 3.51 3.60 v symbol min. typ. max. unit i cca v o i o reg.l reg.i en r.r1 voff von ? v d output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 ? ? 66 db r.r2 ripple rejection 2 ctl off voltage ctl on voltage vctl=3v a 15 ? 6.0 ictl ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection.
ba ?? lbsg series regulator ic ba038lbsg (unless otherwise noted, ta=25 c, v cc =4.8v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 io=10ma, vcc=4.8~7v ? 1 io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v vctl=3v standby current i ccs 10 ? 0 a 150 ? 65 a a 150 ? 90 mv 80 ? 40 mv 30 ? 3 mv ? ? 56 v ? 50 56 db ? ? 66 db 0.6 ? ? 15 ? 6.0 v ? 2.4 ? v ?? ? ? 150 280 ma 3.895 3.705 3.80 v symbol min. typ. max. unit i cca v o i o reg.l reg.i en r.r1 r.r2 voff von ictl ? v o output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 ripple rejection 2 ctl off voltage ctl on voltage ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection. ba040lbsg (unless otherwise noted, ta=25 c, v cc =5.0v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 vcc=5.0~7v io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v standby current i ccs 10 ? 0 a 150 ? 65 a 150 ? 90 mv 80 ? 40 mv 30 ? 3mv ? ? 56 v ? 45 56 db 0.6 ?? v ? 2.4 ? v ? ? ? ? 150 280 ma 4.10 3.90 4.00 v symbol min. typ. max. unit i cca v o i o reg.l reg.i en r.r1 voff von ? v d output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 ? ? 66 db r.r2 ripple rejection 2 ctl off voltage ctl on voltage vctl=3v a 15 ? 6.0 ictl ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection.
ba ?? lbsg series regulator ic BA050LBSG (unless otherwise noted, ta=25 c, v cc =6.0v) parameter coniditions vctl=3v, no output load io=10ma, f=400hz, c=0.01 f ? 2 io=10ma, c=0.01 f ? 2 vcc=6.0~7v io=50ma ? 1 io=1~50ma ? 1 io=10ma, f=400hz io=50ma, vcc=0.95vo circuit current

vctl=0v vctl=3v standby current i ccs 10 ? 0 a 150 ? 65 a a 150 ? 90 mv 80 ? 40 mv 30 ? 3mv ? ? 56 v ? 45 54 db 0.6 ?? 15 ? 6.0 v ? 2.4 ? v ?? ? ? 150 280 ma 5.125 4.875 5.00 v symbol min. typ. max. unit i cca v o i o reg.l reg.i en r.r1 voff von ictl ? v d output voltage output current capability dropout voltage load regulation input regulation output noise voltage ripple rejection 1 ? ? 66 db r.r2 ripple rejection 2 ctl off voltage ctl on voltage ctl inflow current not designed for radiation resistance. ? in order to measure at ta tj (pulse measurement), fluctuations in output resulting from temperature fluctuations are not inc luded. ? design guaranteed. (not all products have been inspected.) a capacitor (0.01 f) is used between pin 4 and pin 5, to improve ripple rejection. ! application example 10 f 1 f 0.01 f v cc ctl gnd c out fig.1
ba ?? lbsg series regulator ic ! electrical characteristic curves (ba030lbsg) fig.2 i cc vs. i o 50 150 0 0 1500 v cc =4v vctl=3v ground pin current : i cc a ( a) load current : i o ( ma) 100 500 1000 12 7 6 0 0 50 150 100 200 300 250 current : icca ( a) supply voltage : v cc ( v) 34 5 vctl=3v io=0ma ta=25 ? c fig.3 i cc a vs. v cc 100 200 500 0 0 1 2 3 4 output voltage : v o ( v) load current : i o ( ma) 300 400 v cc =4.0v vctl=3.0v fig.4 i o vs. v o 150 120 140 dropout voltage : ? vd (mv ) output current : i o ( ma) fig.5 ? v vs. i o 60 80 100 40 20 0 0 300 100 150 50 200 250 1k 10k 1m 100 ? 20 0 20 80 r.r. ( db) frequency : f (hz) 100k 40 60 r.r1 r.r2 v cc =4.0v i o =10ma fig.6 r.r. vs. f characteristics ! ! ! ! external dimensions (units : mm) smp5 0.5 2.9 0.2 1.6 0.2 2.8 0.3 0.1 0.4 0.1 0.95 (5) (4) (1) (2) (3) 1.1 0.2 0.05 + 0.1 ? 0.05
appendix appendix1-rev1.0 the products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. notes no technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of rohm co.,ltd. the contents described herein are subject to change without notice. the specifications for the product described in this document are for reference only. upon actual use, therefore, please request that specifications to be separately delivered. application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. rohm co.,ltd. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by rohm co., ltd. is granted to any such buyer. products listed in this document use silicon as a basic material. products listed in this document are no antiradiation design. about export control order in japan products described herein are the objects of controlled goods in annex 1 (item 16) of export trade control order in japan. in case of export from japan, please confirm if it applies to "objective" criteria or an "informed" (by miti clause) on the basis of "catch all controls for non-proliferation of weapons of mass destruction.

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