MICREL MIC2210 Dual Cap LDO with Open-Drain Driver handbook
Contents
1. PSRR Output 2 80 Spectral Noise Density Output 1 een 100nF 10E 6 _ 100uA Load 60 jar Cgyp TOnF I Pil s S e n gt 1E6 JO S 40 Leven 1nF gt g S 7 amp a zZ 20 m w 100E 9 Vu V 1 L lour 300mA O Cour THF 8 L C Tar Cour THF IN do 0 1 1 10 100 1000 do 0 1 1 10 100 1000 E TT Cave 0 01pF FREQUENCY kHz FREQUENCY kHz a 10 100 1k 10k 100k 1M FREQUENCY Hz Spectral Noise Dropout Characteristics Dropout Ch2. 00 50 100 150 OUTPUT 1 LOAD CURRENT mA Ground Current vs Output Current 60 T LL cc eic 5 U a z Both LDOs Active 5 LDO1 150mA G 10 Output Current LDO2 Varied from 0 to Full Load 00 50 100 150 200 250 300 OUTPUT 2 LOAD CURRENT mA Output Voltage 1 vs Temperature W Ui UJ ou o w O UI ud o o OUTPUT VOLTAGE V N io e BEJT 20 0 20 40 60 80 100120140 TEMPERATURE C Enable Voltage Threshold vs Supply Voltage 1 60 1 40 S 1 20 Q 100 o d 0 80 LLI cc 0 60 LL za 0 40 lt x 4 0 20 0 09 35 2 75 3 25 3 75 4 25 4 75 5 25 SUPPLY VOLTAGE V November 2004 Ground Current vs Output Current UJ Ui UJ o N Un N e GROUND CURRENT uA vI LDO2 Only LDO1 Disabled V Un Ey 1 7 LOW 9 50 100 150 200 250 300 OUTPUT 2 LOAD CURRENT mA Output Voltage vs Load Current 2 610 2 605 ur 2 600 O lt Hi 2 595 e gt 5 2 590 QA T 2 O 2 585 25800 25 50 75 100 125 150 OUTPUT 1 LOAD CURRENT mA Output Voltage 2 vs Tem
3. regulator 1 output Active high input High on low off Do not leave floating Enable Input to Regulator 2 Enables regulator 2 output Active high input High on low off Do not leave floating CBYP Reference Bypass Connect external 0 01pF to GND to reduce output noise May be left open Active Tal signal drives open drain N channel MOSFET 1 j sb rmi Eeer E p m Error Flag Output Open drain output Active low indicates an output undervoltage condition on regulator 2 LX IM DE 58 9 Ground Internally connected to the Exposed Pad Connect externally to pin 6 November 2004 3 MIC2210 MIC2210 Absolute Maximum Rating Note 1 SUDDIVJBDUEVORESOE V pa ista jo OV to 7V Enable Input Voltage V EN TE OV to 7V Power Dissipation Pp Internally Limited Note 3 Junction Temperature 40 C to 125 C Storage Temperature Tg cientes 65 C to 150 C Open Drain Output DRV 250mA Lead Temperature Soldering 5 sec 260 C Electrical Characteristics Note 4 Micrel Operating Ratings Note 2 Supply Input Voltage V ip suevbianeenbesiedeb ii didis 2 25V to 5 5V Enable Input Voltage Vg sssaeaskiseoteniuidigiws aiiis OV to Vin Junction Temperature T j TEE 40 C to 125 C Package Thermal Resistance D EO ua ee ee ee ee 60 C W Vin Vout 1 0V for higher output of the regulat
4. 5 mm FROM TERMINAL TIP APPLIED ONLY FOR TERMINALS APPLIED FOR EXPOSED PAD AND TERMINALS 10 Lead MLF ML 11 Micrel MIC2210 MIC2210 Micrel MICRELINC 2180 FORTUNE DRIVE SAN JOSE CA 95131 USA TEL 1 408 944 0800 FAX 1 408 474 1000 WEB http www micrel com This information furnished by Micrel in this data sheet is believed to be accurate and reliable However no responsibility is assumed by Micrel for its use Micrel reserves the right to change circuitry and specifications at any time without notification to the customer Micrel Products are not designed or authorized for use as components in life support appliances devices or systems where malfunction of a product can reasonably be expected to result in personal injury Life support devices or systems are devices or systems that a are intended for surgical implant into the body or b support or sustain life and whose failure to perform can be reasonably expected to result in a significant injury to the user A Purchaser s use or sale of Micrel Products for use in life support appliances devices or systems is a Purchaser s own risk and Purchaser agrees to fully indemnify Micrel for any damages resulting from such use or sale 2004 Micrel Incorporated MIC2210 12 November 2004
5. EST V 0 6 Leakage Current Ju OMA Vppv 5 5V SW OV HA SW Tt Voge Laptop A 95 E NES EK Logic High DRV Enabled SW Input Current Vu lt 0 6V DRV Shutdown UA Vip gt 1 8V DRV Enabled UA Note 1 Exceeding maximum rating may damage the device Note 2 The device is not guaranteed to work outside its operating rating Note 3 The maximum allowable power dissipation of any T4 ambient temperature is Po max l ymax T4 04 Exceeding the maximum allow able power dissipation will result in excessive die temperature and the regulator will go into thermal shutdown Note 4 Specification for packaged product only Note 5 Minimum input for line regulation test is set to Voyy 1V relative to the highest output voltage Note 6 Dropout voltage is defined as the input to output differential at which the output voltage drops 2 below its nominal value measured at 1V differential For outputs below 2 25V dropout voltage is the input to output voltage differential with the minimum input voltage 2 25V Minimum input operating voltage is 2 25V November 2004 5 MIC2210 MIC2210 Micrel Typical Characteristics PSRR Output 1
6. ZEM IC2210 hy E IEREL MIC2210 Dual uCap LDO with Open Drain Driver REV 11 04 General Description The MIC2210 is a dual uCap low dropout regulator with an open drain driver and power on reset circuit The first regulator is capable of sourcing 150mA while the second regulator can source up to 300mA and includes a power on reset function The open drain output is capable of sinking 150mA for LED backlighting applications Ideal for battery operated applications the MIC2210 offers 1 accuracy extremely low dropout voltage 80mV 100mA and extremely low ground current only 48uA total Equipped with a TTL logic compatible enable pin the MIC2210 can be put into a zero off mode current state drawing no current when disabled The MIC2210 is a uCap design operating with very small ceramic output capacitors for stability reducing required board space and component cost The MIC2210 is available in fixed output voltages in the 10 pin 3mm x 3mm MLF leadless package and is also available with adjustable output voltages in the 4mm x 4mm 16 pin MLF M package For each output Typical Application MIC2210 xxBML VIN VOUT1 Features e Input voltage range 2 25V to 5 5V e Stable with ceramic output capacitor e 2 LDO outputs e Output 1 150mA output current e Output 2 300mA output current e 1 Open drain driver e Low dropout voltage of 80mV 100mA e Ultra low quiescent current of 48uA High outp
7. aracteristics Density Output 2 Output 1 Output 2 10E 6 3 3 a 100A Load IT 2 5 2 5 o 2 NN S 166 amp 1000A 100HA E 150mA E 300mA e 513 515 Q Q Lu 100E 9 o 1 e 1 5 Cour THF S Cy THF 0 5 0 5 S Cae TOQI JE M 10E 9 0 0 a 10 100 1k 10k 100k 1M ED NM c ee d GEN E MN NE FREQUENCY Hz SUPPLY VOLTAGE V SUPPLY VOLTAGE V Dropout Voltage Dropout Voltage Ground Current Output 1 Output 2 vs Supply Voltage 150 60 id Output 1 and 2 150mA load 300 go o TOUR lead S Lal st 100 250 EVA U z x Z 200 SS E H 30 e O 150 S Lr O gt 50 20 e 5 100 zZ 2 e 210 Em 20 0 20 40 60 80 100120140 Gg 20 0 20 40 60 80 100120140 TEMPERATURE C TEMPERATURE C SUPPLY VOLTAGE V Ground Current Ground Current Ground Pin Current vs Output 1 Current vs Output 2 Current 60 60 60 1mA 50 Ki lt x E ML Em RTT 100uA E S z X 40 40 m Lr cc T 5 30 amp 30 CC 30 U O O T 20 Q S 20 20 z gt o 10 2 e ce G 10 G 10 oO Load on both outputs USco ooo oS oe ee 0 0 y N NTO 0 Oo x DG 0 20 40 60 80 100 120 140 0 50 100 150 200 250 300 TEMPERATURE eO ad SA OUTPUT 1 LOAD CURRENT mA OUTPUT 2 LOAD CURRENT mA MIC2210 6 November 2004 MIC2210 Typical Characteristics cont Ground Current vs Output Current UJ Ui UJ o N Un N o GROUND CURRENT uA vI LDO1 Only LDO2 Disabled V Un EN2 LOW
8. eature allows for quick turn on of the output voltage regardless of the size of the capacitor The recommended nominal bypass capacitor is 0 01uF but it can be increased without limit MIC2210 10 Micrel Output Capacitor Each regulator output requires a 1uF ceramic output capaci tor for stability The output capacitor value can be increased to improve transient response but performance has been optimized for a 1uF ceramic type output capacitor XTR X5R dielectric type ceramic capacitors are recom mended because of their temperature performance X7 R type capacitors change capacitance by 15 over their operating temperature range and are the most stable type of ceramic capacitors Z5U and Y5V dielectric capacitors change value by as much as 50 and 60 respectively over their operat ing temperature ranges To use a ceramic chip capacitor with YSV dielectric the value must be much higher than a X7R ceramic capacitor to ensure the same minimum capacitance over the equivalent operating temperature range November 2004 MIC2210 Package Information 0 48 TYP PIN 1 ID RO 20 BOTTOM VIEW November 2004 DIMENSION l gt NOTE ALL DIMENSIONS ARE IN MILLIMETERS MAX PACKAGE WARPAGE IS 0 05 mm MAXIMUM ALLOWABE BURRS IS 0 076 mm IN ALL DIRECTIONS 1 e 3 PIN 1 ID ON TOP WILL BE LASER INK MARKED DIMENSION b APPLIES TO METALIZED TERMINAL AND IS MEASURED A BETWEEN 0 20 AND 0 2
9. icrel MIC2210 Adjustable Voltage Block Diagram Functional Description The MIC2210 is a high performance low quiescent current power management IC consisting of two uCap low dropout regulators an open drain driver The first regulator is capable of sourcing 150mA at output voltages from 1 25V to 5V The second regulator is capable of sourcing 300mA of current at output voltages from 1 25V to 5V An open drain driver com pletes the power management chipset offering the capability of driving LEDs for keypad backlighting in applications such as cellphones Enable 1 and 2 The enable inputs allow for logic control of both output volt ages with individual enable inputs The enable input is active high requiring 1 8V for guaranteed operation The enable input is CMOS logic and cannot by left floating November 2004 Open Drain Driver DRV The drive DRV pin is an open drain output capable of sinking 150mA of current This output is controlled by a logic level input the switch SW pin The switch pin is an active high input and cannot be left floating Input Capacitor Good bypassing is recommended from input to ground to help improve AC performance A 1uF capacitor or greater located close to the IC is recommended MIC2210 MIC2210 Bypass Capacitor The internal reference voltage of the MIC2210 can be by passed with a capacitor to ground to reduce output noise and increase power supply rejection PSRR Aquick start f
10. or pair Cour 1 0pF lour 100pA Tj 25 C bold values indicate 40 C s Tit 125 C unless noted Parameter Output Voltage Accuracy Output Voltage Temp Coefficient Line Regulation Note 5 Load Regulation Dropout Voltage Note 6 Ground Pin Current Ground Pin Current in Shutdown Ripple Rejection Current Limit Output Voltage Noise Enable Input Enable Input Voltage Enable Input Current ERROR Flag Output LDO 2 VERR VoL IERR MIC2210 Conditions 0000000000 Variation from nominal Vout EIME 2 0 2 0 0 3 0 02 0 3 V 0 6 0 6 Vin Vout 1V to 5 5V lour 100pA to 150mA Regulator 1 and 2 lour 100pA to 300mA Regulator 2 lour 7 150mA Regulator 1 and 2 Contos iS ve T Wax unis ppm C 190 mV 250 mV lour 300mA Regulator 2 240 340 mV 420 48 65 UA 80 UA lour4 lour2 OHA Luz 150mA amp Igyzz 300mA Ven S 04V T Re Coy Temi Ope TIF TE 2z Cour HOH ceramics Cop E 1 E ET ov TTE 1 mA mA Tor WO E L 9 vim mtlew Reguiator Shutdown LST Logic High Regulator Enabled 18 V Vu lt 0 6V Regulator Shutdown 1 ATA Vie 208V Regulator Shutdown jA BEJN Low Threshold of nominal Vour2 Flag ON High Threshold of nominal Vum Flag OFF 96 Flag Output Logic Low Voltage 1000A 002 01 mV Flag Leakage Current Flag OFF uA November 2004 MIC2210 Micrel DRV Output Voltage Low BEA F
11. perature 2 95 1 A 2 90 OOA load Ne O lt 2 80 e gt 5 275 oO O 2 70 20 45 20 0 20 40 60 80 100120140 TEMPERATURE C T Ground Current vs Output Current T oth E nabled E TP zZ Lu cc cc D U Q A Z Both LDOs Active o LDO2 300mA o 10 Output Current LDO1 Varied from 0 to Full Load 00 50 100 150 OUTPUT 1 LOAD CURRENT mA Output Voltage vs Load Current 2 870 2 865 2 860 2 855 9 2 850 22 2 845 9 gt 2 840 c 2 835 5 2 2 830 2 825 28200 100 150 200 250 300 EE CURRENT mA S witch Threshold vs Supply Voltage 1 20 ger 25 2 75 3 25 3 75 4 25 4 75 5 25 SUPPLY VOLTAGE V o eo eo CO eo N o SWITCH THRESHOLD V Micrel MIC2210 MIC2210 Enable Characteristics MIC2210PS MIC2210 Time 100s d Cy TUF Cour dE C 0 01uF 4 3V gt VOUT2 100mV div 200mA div VOUT1 100mV div IOUT2 Load Transi 4 ent Response IOUT1 VOUT1 SOmV div 100mA div VOUT2 50mV div LDO2 Micrel Cour IMF fo b on zi BE tg Ban Vin z Vour 1V 30A si inescsecesboccndsccndscnsdonsssnesehecenbocenisoned November 2004 MIC2210 Functional Diagram M
12. ut accuracy e 1 0 initial accuracy 2 0 over temperature Thermal shutdown protection Current limit protection e Tiny 10 pin 3mm x 3mm MLF package Applications Cellular PCS phones Wireless modems e PDAs LED x10 Keyboard Backlight Audio Amp Baseband IC MIC2210 Typical Cellphone Application MicroLeadFrame and MLF are trademarks of Amkor Technology Inc Micrel Inc 2180 Fortune Drive San Jose CA 95131 USA tel 1 408 944 0800 fax 1 408 474 1000 e http www micrel com November 2004 MIC2210 MIC2210 Micrel Ordering Information Full Part NUmber Manufacturing Voltage Junction Temp Range Package Part Number Vo1 Vo2 MIC2210 3 0 3 3BML MIC2210 PSBML 3 0V 3 3V 40 C to 125 C 10 Pin 3x3 MLF MIC2210 1 8 3 3BML MIC2210 GSBML 18V 33V 40 C to 125 C 10 Pin 3x3 MLF MIC2210 2 8 1 6YML MIC2210 MWVML 2 8V 1 6V 40 C to 125 C 10 Pin 3x3 MLF MIC2210 3 0 3 3YML MIC2210 PSYML 3 0V 3 3V 40 C to 125 C 10 Pin 3x3 MLF MIC2210 3 3 3 3YML MIC2210 SSYML 3 3V 3 3V 40 C to 125 C 10 Pin 3x3 MLF For other output voltage options contact Micrel marketing Table 1 Voltage Codes MIC2210 2 November 2004 MIC2210 Micrel Pin Configuration 10 Pin 3mm x 3mm MLF ML Top View Pin Description Pin Number Pin Function MLF 10 3x3 II MN Supply Input VIN1 and VIN2 are internally tied together Enable Input to Regulator 1 Enables
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MICREL MIC2210 Dual Cap LDO with Open Drain Driver handbook