RT9169 Preliminary 100mA, 4µ µ A Quiescent Current CMOS LDO Regulator General Description Features The RT9169 series are 100mA ultra-low quiescent z Ultra-Low Quiescent Current: 4µ µA current CMOS low dropout (LDO) regulator designed z Low Dropout: 450mV at 100mA for battery-powered equipments. The output voltages z Wide Operating Voltage Ranges: 2V~6V range from 1.2V to 5V with 0.1V per step. z Current Limiting Protection z The other features include 4µA ultra-low quiescent, low dropout voltage, high output accuracy, current z Only 1µ µF Output Capacitor Required for Stability High Power Supply Rejection Ratio limiting protection, and high ripple rejection ratio. Applications Ordering Information RT9169- Package type ZL : TO-92 L Type ZT : TO-92 T Type X : SOT-89 V : SOT-23 CB : SOT-25 z Battery-Powered Equipment z Palmtops, Notebook Computers z Hand-held Instruments z PCMCIA Cards Pin Configurations Part Number Operating temperature range C: Commercial standard Output voltage Pin Configurations TOP VIEW RT9169- CZL (Plastic TO-92) 12 : 1.2V 1. VIN 2. GND 3. VOUT 1 2 3 13 : 1.3V TOP VIEW RT9169- CZT : (Plastic TO-92) 49 : 4.9V 50 : 5.0V 1. VOUT 2. VIN 3. GND 1 2 3 (Plastic SOT-89) 1 RT9169 VIN CIN 1µF GND 2 3 VOUT VOUT VIN TOP VIEW RT9169- CX Typical Application Circuit COUT 1µF RT9169- CV TOP VIEW 3 1. VOUT 2. GND 3. VIN (Plastic SOT-23) 2 1 RT9169- CB TOP VIEW 4 5 (Plastic SOT-25) 1 DS9169-02 October 2001 1. GND 2. VIN (TAB) 3. VOUT 2 3 1. 2. 3. 4. 5. VIN GND EN NC VOUT www.richtek-ic.com.tw 1 RT9169 Preliminary Marking Information Part Number Marking Part Number Marking RT9169-12CX B1 RT9169-48CX C4 RT9169-13CX B2 RT9169-49CX C5 RT9169-14CX B3 RT9169-50CX C6 RT9169-15CX B4 RT9169-12CZL RTD1 RT9169-16CX B5 RT9169-13CZL RTD2 RT9169-17CX B6 RT9169-14CZL RTD3 RT9169-18CX B7 RT9169-15CZL RTD4 RT9169-19CX B8 RT9169-16CZL RTD5 RT9169-20CX B9 RT9169-17CZL RTD6 RT9169-21CX BA RT9169-18CZL RTD7 RT9169-22CX BB RT9169-19CZL RTD8 RT9169-23CX BC RT9169-20CZL RTD9 RT9169-24CX BD RT9169-21CZL RTDA RT9169-25CX BE RT9169-22CZL RTDB RT9169-26CX BF RT9169-23CZL RTDC RT9169-27CX BG RT9169-24CZL RTDD RT9169-28CX BH RT9169-25CZL RTDE RT9169-29CX BJ RT9169-26CZL RTDF RT9169-30CX BK RT9169-27CZL RTDG RT9169-31CX BL RT9169-28CZL RTDH RT9169-32CX BM RT9169-29CZL RTDJ RT9169-33CX BN RT9169-30CZL RTDK RT9169-34CX BP RT9169-31CZL RTDL RT9169-35CX BQ RT9169-32CZL RTDM RT9169-36CX BR RT9169-33CZL RTDN RT9169-37CX BS RT9169-34CZL RTDP RT9169-38CX BT RT9169-35CZL RTDQ RT9169-39CX BU RT9169-36CZL RTDR RT9169-40CX BV RT9169-37CZL RTDS RT9169-41CX BW RT9169-38CZL RTDT RT9169-42CX BX RT9169-39CZL RTDU RT9169-43CX BY RT9169-40CZL RTDV RT9169-44CX BZ RT9169-41CZL RTDW RT9169-45CX C1 RT9169-42CZL RTDX RT9169-46CX C2 RT9169-43CZL RTDY RT9169-47CX C3 RT9169-44CZL RTDZ www.richtek-ic.com.tw 2 DS9169-02 October 2001 RT9169 Preliminary Part Number Marking Part Number Marking RT9169-45CZL RTC1 RT9169-43CZT RTEY RT9169-46CZL RTC2 RT9169-44CZT RTEZ RT9169-47CZL RTC3 RT9169-45CZT RTC7 RT9169-48CZL RTC4 RT9169-46CZT RTC8 RT9169-49CZL RTC5 RT9169-47CZT RTC9 RT9169-50CZL RTC6 RT9169-48CZT RTCA RT9169-12CZT RTE1 RT9169-49CZT RTCB RT9169-13CZT RTE2 RT9169-50CZT RTCC RT9169-14CZT RTE3 RT9169-12CV B1 RT9169-15CZT RTE4 RT9169-13CV B2 RT9169-16CZT RTE5 RT9169-14CV B3 RT9169-17CZT RTE6 RT9169-15CV B4 RT9169-18CZT RTE7 RT9169-16CV B5 RT9169-19CZT RTE8 RT9169-17CV B6 RT9169-20CZT RTE9 RT9169-18CV B7 RT9169-21CZT RTEA RT9169-19CV B8 RT9169-22CZT RTEB RT9169-20CV B9 RT9169-23CZT RTEC RT9169-21CV BA RT9169-24CZT RTED RT9169-22CV BB RT9169-25CZT RTEE RT9169-23CV BC RT9169-26CZT RTEF RT9169-24CV BD RT9169-27CZT RTEG RT9169-25CV BE RT9169-28CZT RTEH RT9169-26CV BF RT9169-29CZT RTEJ RT9169-27CV BG RT9169-30CZT RTEK RT9169-28CV BH RT9169-31CZT RTEL RT9169-29CV BJ RT9169-32CZT RTEM RT9169-30CV BK RT9169-33CZT RTEN RT9169-31CV BL RT9169-34CZT RTEP RT9169-32CV BM RT9169-35CZT RTEQ RT9169-33CV BN RT9169-36CZT RTER RT9169-34CV BQ RT9169-37CZT RTES RT9169-35CV BR RT9169-38CZT RTET RT9169-36CV BS RT9169-39CZT RTEU RT9169-37CV BT RT9169-40CZT RTEV RT9169-38CV BU RT9169-41CZT RTEW RT9169-39CV BV RT9169-42CZT RTEX RT9169-40CV BW DS9169-02 October 2001 www.richtek-ic.com.tw 3 RT9169 Preliminary Part Number Marking Part Number Marking RT9169-41CV BX RT9169-47CV CW RT9169-42CV BY RT9169-48CV CX RT9169-43CV BZ RT9169-49CV CY RT9169-44CV CT RT9169-50CV CZ RT9169-45CV CU RT9169-25CB C1 RT9169-46CV CV RT9169-28CB C2 Pin Description Pin Name Pin Function VIN Power Input VOUT Output Voltage GND Ground EN Chip Enable Control Input Function Block Diagram VIN + _ EN Current Limit VOUT GND Absolute Maximum Ratings z Input Voltage z Power Dissipation, PD @ TA = 25° C 7V TO-92 0.6W SOT-89 0.5W SOT-23 0.25W SOT-25 0.25W z Operating Junction Temperature Range -40°C to 125°C z Storage Range -65°C to 150°C z Package Thermal Resistance TO-92, θJA 160°C/W SOT-89, θJC 100°C/W SOT-89, θJA 300°C/W SOT-23, θJA 250°C/W SOT-25, θJA 250°C/W www.richtek-ic.com.tw 4 DS9169-02 October 2001 RT9169 Preliminary Electrical Characteristics (VIN = 5.5V, CIN = 1µF, COUT = 1µF, TA = 25°C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Units 2 -- 6 V -2 -- +2 % 100 -- -- mA Input Voltage Range VIN Output Voltage Accuracy ∆VOUT IL = 1mA Maximum Output Current IMAX VIN = VOUT + 0.6V, VIN ≥ 3.6V Current Limit ILIMIT RLOAD = 1Ω -- 250 -- mA GND Pin Current IG No Load -- 4 7 µA 4 10 µA Dropout Voltage VDROP IOUT = 100mA IOUT = 1mA, VIN ≥ 3.6V -- 4 -- IOUT = 50mA, VIN ≥ 3.6V -- 200 -- IOUT = 100mA, VIN ≥ 3.6V -- 450 -- VIN = (VOUT + 0.3V) to 6V, VIN ≥ 3.6V, IOUT = 1mA -0.2 -- +0.2 %/V -- 0.01 0.04 %/mA mV Line Regulation ∆VLINE Load Regulation ∆VLOAD ILOUT = 0mA to 100mA Output Noise eNO BW = 100Hz to 50KHz COUT = 10µF -- 250 -- µV Ripple Rejection PSRR F = 1KHz, COUT = 10µF -- 50 -- DB EN = VIN -- 0.1 1 µA 0.6 1 2 V Standby Current RT9169-CB EN Threshold Application Information A 1µF (or larger) capacitor is recommended between VOUT and GND for stability. The part may oscillate without the capacitor. Any type of capacitor can be used, but not Aluminum electrolytes when operating below –25°C. The capacitance may be increased without limit. A 1µF capacitor (or larger) should be placed between VIN to GND. DS9169-02 October 2001 www.richtek-ic.com.tw 5 RT9169 Preliminary Typical Operating Charateristics Temperature Stability 3.7 VOUT = 3.3V 3.3 2.9 4 I (µ A) Output Voltage (V) Quiescient Current 5 2.5 3 2 1 2.1 VOUT = 1.8V VIN = 5V 0 1.7 -50 -25 0 25 50 75 100 -30 125 0 30 Temperature ( °C) Dropout Voltage (VIN-VOUT) 0.8 60 90 120 Temperature ( ° C) Short Circuit Current 500 125°C Short Circuit Current (mA) Dropout Voltage (V) 0.7 0.6 0.5 0.4 25°C 0.3 0.2 25°C 400 125°C 300 200 100 0.1 VOUT = 3.3V 0 0 20 40 60 80 0 0 100 PSRR PSRR (dB) PSRR (dB) 10mA -60 100 1K 10K Frequency (Hz) 100K 1M 50mA -40 -60 10 5 -30 -50 www.richtek-ic.com.tw 6 50mA CIN = 1µF COUT = 1µF Electrolytic Capacitor VIN = 5V VOUT = 3.3V -20 TA = 25°C -50 -70 4 -10 -30 -40 3 PSRR 0 0 CIN = 1µF COUT = 1µF Electrolytic Capacitor VIN = 5V VOUT = 1.8V -20 TA = 25°C 2 Input/Output Differential (V) ILOAD (mA) -10 1 -70 10 10mA 100 1K 10K Frequency (Hz) 100K 1M DS9169-02 October 2001 RT9169 Preliminary Line Transient Response Line Transient Response TT 02 > ≈ 6 T 5 1> 4 Output Voltage Deviation (mV) 0 1 2 3 4 5 6 7 8 9 TT 02 > -100 ≈ ≈ 6 T 5 1> 4 0 10 1 2 3 VIN = 5V VOUT = 1.8V TT ≈ ≈ 50 T 1> 1 -50 300 CIN = 1µF Electrolytic ≈ ≈ 100 T 101 > -100 Time (100µS) Load Transient Response Output Voltage Deviation (mV) VIN = 5V VOUT = 3.3V TA = 25°C TT ≈ ≈ 50 T -50 Time (100µS) DS9169-02 October 2001 300 CIN = 1µF Electrolytic VIN = 5V VOUT = 3.3V 200 COUT = 1µF Electrolytic TA = 25°C 100 02 > -100 Load Current (mA) Output Voltage Deviation (mV) Load Current (mA) CIN = 1µF Electrolytic 40 COUT = 1µF Electrolytic 10 TT 02 > -100 9 TA = 25°C 100 Load Transient Response 11 > 8 VIN = 5V VOUT = 1.8V 200 COUT = 1µF Electrolytic Time (100µS) -20 7 Load Transient Response 02 > 02 > 6 Load Transient Response 20 20 5 Time (mS) CIN = 1µF Electrolytic 40 COUT = 1µF Electrolytic TA = 25°C 60 4 Time (mS) 60 -20 Load Current (mA) ≈ 100 Output Voltage Deviation (mV) Input Voltage Deviation (V) -100 Output Voltage Deviation (mV) 100 COUT = 1µF Electrolytic IOUT = 50mA VOUT = 3.3V 200 TA = 25°C Input Voltage Deviation (V) COUT = 1µF Electrolytic IOUT = 50mA VOUT = 1.8V 200 TA = 25°C 300 Load Current (mA) Output Voltage Deviation (mV) 300 TT ≈ ≈ 100 101 > T -100 Time (100µS) www.richtek-ic.com.tw 7 RT9169 Preliminary Package Information A D E L e e C b D1 A1 Symbol Dimensions In Millimeters Dimensions In Inches Min Max Min Max A 3.175 4.191 0.125 0.165 A1 1.143 1.372 0.045 0.054 b 0.406 0.533 0.016 0.021 C 0.406 0.533 0.016 0.021 D 4.445 5.207 0.175 0.205 D1 3.429 -- 0.135 -- E 4.318 5.334 0.170 0.210 e 1.143 1.397 0.045 0.055 L 12.700 -- 0.500 -- 3-Lead TO-92 Package www.richtek-ic.com.tw 8 DS9169-02 October 2001 RT9169 Preliminary D A D1 H B C C1 e e A b Symbol b1 b Dimensions In Millimeters Dimensions In Inches Min Max Min Max A 1.397 1.600 0.055 0.063 b 0.356 0.483 0.014 0.019 B 2.388 2.591 0.094 0.102 b1 0.406 0.533 0.016 0.021 C -- 4.242 -- 0.167 C1 0.787 1.194 0.031 0.047 D 4.394 4.597 0.173 0.181 D1 1.397 1.753 0.055 0.069 e 1.448 1.549 0.057 0.061 H 0.381 0.432 0.015 0.017 3-Lead SOT-89 Surface Mount DS9169-02 October 2001 www.richtek-ic.com.tw 9 RT9169 Preliminary D B C e A H b Symbol L A1 Dimensions In Millimeters Dimensions In Inches Min Max Min Max A 0.889 1.295 0.035 0.051 A1 -- 0.152 -- 0.006 B 1.397 1.803 0.055 0.071 b 0.356 0.508 0.014 0.020 C 2.591 2.997 0.102 0.118 D 2.692 3.099 0.106 0.122 e 1.803 2.007 0.071 0.079 H 0.102 0.254 0.004 0.010 L 0.356 0.610 0.014 0.024 SOT-23 Plastic Surface Mount www.richtek-ic.com.tw 10 DS9169-02 October 2001 RT9169 Preliminary D C B b H A e Symbol L A1 Dimensions In Millimeters Dimensions In Inches Min Max Min Max A 0.889 1.295 0.035 0.051 A1 0.000 0.152 0.000 0.006 B 1.397 1.803 0.055 0.071 b 0.356 0.559 0.014 0.022 C 2.591 2.997 0.102 0.118 D 2.692 3.099 0.106 0.122 e 0.838 1.041 0.033 0.041 H 0.102 0.254 0.004 0.010 L 0.356 0.610 0.014 0.024 SOT- 25 Surface Mount Package DS9169-02 October 2001 www.richtek-ic.com.tw 11 RT9169 Preliminary RICHTEK TECHNOLOGY CORP. RICHTEK TECHNOLOGY CORP. Headquarter Taipei Office (Marketing) 6F, No. 35, Hsintai Road, Chupei City 8F-1, No. 137, Lane 235, Paochiao Road, Hsintien City Hsinchu, Taiwan, R.O.C. Taipei County, Taiwan, R.O.C. Tel: (8863)5510047 Fax: (8863)5537749 Tel: (8862)89191466 Fax: (8862)89191465 Email: [email protected] www.richtek-ic.com.tw 12 DS9169-02 October 2001