BA036LBSG

BAOOOLBSG ROHM

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BAΟΟΟLBSG series Regulator IC Super-mini package regulator IC BAΟΟΟΟΟΟΟΟΟΟΟΟLBSG series The BAΟΟΟLBSG (the “ΟΟΟ” 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 (IO=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) 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 (T a=25°C) Parameter Symbol Limits Unit Operating power supply voltage Vcc (input) V 2.5∼7.0

BAΟΟΟLBSG series Regulator IC !!!!Block diagram VCC (1pin) CTL(3pin) GND (2pin) Vref Over current protection Over temperature protection C (4pin) 0.01µF 10µF 1µF VO (5pin) !!!!Pin descriptions Pin No. Pin name Functiom

1 Vcc

2 GND

3 CTL

!!!!Input / output circuits VCC (1pin) CTL (3pin) C (4pin) VO (5pin)

BAΟΟΟLBSG series Regulator IC !!!!Electrical characteristics BA028LBSG (unless otherwise noted, Ta=25°C, VCC=3.8V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗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 <Output block> <Power-save block> Vctl=0V Vctl=3V Standby current ICCS 10− 0 µA 150− 65 µA µA 150− 90 mV 80− 40 mV 30− 3 mV −− 56 µV −50 58 dB −− 66 dB 0.6− − 15− 6.0 V −2.4 − V 150 280 mA 2.872.73 2.80 V Symbol Min. Typ. Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 R.R2 Voff Von Ictl ∆Vd 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection. BA029LBSG (unless otherwise noted, Ta=25°C, VCC=3.9V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗2 Vcc=3.9~7V Io=50mA∗1 Io=1~50mA∗1 Io=10mA, f=400Hz Io=50mA, Vcc=0.95Vo Circuit current <Output block> <Power-save block> Vctl=0V Vctl=3V Standby current I CCS µA µA µA mV mV mV µV dB V V mA V Symbol 2.4 150 2.828 Min. 6.0 280 2.90 Typ. 150 150 0.6 2.973 Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 Voff Von Ictl ∆Vd Output voltage Output current capability Dropout voltage Load regulation Input regulation Output noise voltage Ripple rejection 1 dB− 66 −R.R2Ripple 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection.

BAΟΟΟLBSG series Regulator IC BA030LBSG (unless otherwise noted, Ta=25°C, VCC=4.0V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗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 <Output block> <Power-save block> Vctl=0V Vctl=3V Standby current ICCS 10− 0 µA 150− 65 µA µA 150− 90 mV 80− 40 mV 30− 3 mV −− 56 µV −50 58 dB −− 66 dB 0.6− − 15− 6.0 V −2.4 − V 150 280 mA 3.0752.925 3.00 V Symbol Min. Typ. Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 R.R2 Voff Von Ictl ∆Vd 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection. BA032LBSG (unless otherwise noted, Ta=25°C, VCC=4.2V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗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 <Output block> <Power-save block> Vctl=0V Vctl=3V Standby current ICCS 10− 0 µA 150− 65 µA µA 150− 90 mV 80− 40 mV 30− 3 mV −− 56 µV −50 58 dB −− 66 dB 0.6− − 15− 6.0 V −2.4 − V 150 280 mA 3.283.12 3.20 V Symbol Min. Typ. Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 R.R2 Voff Von Ictl ∆Vd 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection.

BAΟΟΟLBSG series Regulator IC BA033LBSG (unless otherwise noted, Ta=25°C, VCC=4.3V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗2 Vcc=4.3~7V Io=50mA∗1 Io=1~50mA∗1 Io=10mA, f=400Hz Io=50mA, Vcc=0.95Vo Circuit current <Output block> <Power-save block> Vctl=0V Vctl=3V Standby current I CCS 10− 0 µA 150− 65 µA µA 150− 90 mV 80− 40 mV 30− 3m V −− 56 µV −45 58 dB 0.6−− 15− 6.0 V −2.4 − V 150 280 mA 3.3823.218 3.30 V Symbol Min. Typ. Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 Voff Von Ictl ∆Vd Output voltage Output current capability Dropout voltage Load regulation Input regulation Output noise voltage Ripple rejection 1 −− 66 dBR.R2Ripple 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection. BA036LBSG (unless otherwise noted, Ta=25°C, VCC=4.6V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗2 Vcc=4.6~7V Io=50mA∗1 Io=1~50mA∗1 Io=10mA, f=400Hz Io=50mA, Vcc=0.95Vo Circuit current <Output block> <Power-save block> Vctl=0VStandby current I CCS 10− 0 µA 150− 65 µA 150− 90 mV 80− 40 mV 30− 3m V −− 56 µV −45 56 dB 0.6−− V −2.4 − V 150 280 mA 3.693.51 3.60 V Symbol Min. Typ. Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 Voff Von ∆Vd Output voltage Output current capability Dropout voltage Load regulation Input regulation Output noise voltage Ripple rejection 1 −− 66 dBR.R2Ripple rejection 2 CTL OFF voltage CTL ON voltage Vctl=3VµA15− 6.0IctlCTL 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection.

BAΟΟΟLBSG series Regulator IC BA038LBSG (unless otherwise noted, Ta=25°C, VCC=4.8V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗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 <Output block> <Power-save block> Vctl=0V Vctl=3V Standby current ICCS 10− 0 µA 150− 65 µA µA 150− 90 mV 80− 40 mV 30− 3 mV −− 56 µV −50 56 dB −− 66 dB 0.6− − 15− 6.0 V −2.4 − V 150 280 mA 3.8953.705 3.80 V Symbol Min. Typ. Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 R.R2 Voff Von Ictl ∆Vd 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection. BA040LBSG (unless otherwise noted, Ta=25°C, VCC=5.0V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗2 Vcc=5.0~7V Io=50mA∗1 Io=1~50mA∗1 Io=10mA, f=400Hz Io=50mA, Vcc=0.95Vo Circuit current <Output block> <Power-save block> Vctl=0VStandby current I CCS 10− 0 µA 150− 65 µA 150− 90 mV 80− 40 mV 30− 3m V −− 56 µV −45 56 dB 0.6−− V −2.4 − V − − 150 280 mA 4.103.90 4.00 V Symbol Min. Typ. Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 Voff Von ∆Vd Output voltage Output current capability Dropout voltage Load regulation Input regulation Output noise voltage Ripple rejection 1 −− 66 dBR.R2Ripple rejection 2 CTL OFF voltage CTL ON voltage Vctl=3VµA15− 6.0IctlCTL 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection.

BAΟΟΟLBSG series Regulator IC BA050LBSG (unless otherwise noted, Ta=25°C, VCC=6.0V) Parameter Coniditions Vctl=3V, no output load Io=10mA, f=400Hz, C=0.01µF∗2 Io=10mA, C=0.01µF∗2 Vcc=6.0~7V Io=50mA∗1 Io=1~50mA∗1 Io=10mA, f=400Hz Io=50mA, Vcc=0.95Vo Circuit current <Output block> <Power-save block> Vctl=0V Vctl=3V Standby current I CCS 10− 0 µA 150− 65 µA µA 150− 90 mV 80− 40 mV 30− 3m V −− 56 µV −45 54 dB 0.6−− 15− 6.0 V −2.4 − V 150 280 mA 5.1254.875 5.00 V Symbol Min. Typ. Max. Unit ICCa VO IO Reg.L Reg.I en R.R1 Voff Von Ictl ∆Vd Output voltage Output current capability Dropout voltage Load regulation Input regulation Output noise voltage Ripple rejection 1 −− 66 dBR.R2Ripple 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 included. ∗ Design guaranteed. (Not all products have been inspected.) A capacitor (0.01µF) is used between pin 4 and pin 5, to improve ripple rejection. !!!!Application example 10µF 1µF 0.01µF VCC CTL GND C OUT Fig.1

BAΟΟΟLBSG series Regulator IC !!!!Electrical characteristic curves (BA030LBSG) Fig.2 ICC vs. IO 50 15000 1500 VCC=4V Vctl=3V GROUND PIN CURRENT : ICCa (µA) LOAD CURRENT : IO (mA) 100 500 1000 12 7 600 150 100 200 300 250 CURRENT : Icca (µA) SUPPLY VOLTAGE : VCC (V) 34 5 Vctl=3V Io=0mA Ta=25˚C Fig.3 ICCa vs. VCC 100 200 50000 OUTPUT VOLTAGE : VO (V) LOAD CURRENT : IO (mA) 300 400 VCC=4.0V Vctl=3.0V Fig.4 IO vs. VO 150120 140 DROPOUT VOLTAGE : ∆Vd (mV) OUTPUT CURRENT : IO (mA) Fig.5 ∆V vs. IO 60 80 100402000 300 100 150 200 250 1k 10k 1M100 −20 R.R. (dB) FREQUENCY : f (Hz) 100k R.R1 R.R2 VCC=4.0V IO=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 0.10.4 ± 0.10.95 (5) (4) (1) (2) (3) 1.1 ± 0.2 0.05 + 0.1 − 0.05