NJM2865/66 LOW DROPOUT VOLTAGE REGULATOR GENERAL DESCRIPTION The NJM2865/66 is a 100mA output low dropout voltage regulator with ON/OFF control. Advanced Bipolar technology achieves low noise, high ripple rejection and low quiescent current. Small packaging, 1µF small decoupling capacitor, built-in noise bypass capacitor make the NJM2865/66 suitable for space conscious applications. PACKAGE OUTLINE NJM2865F3 NJM2865F/66F FEATURES High Ripple Rejection 75dB typ. (f=1kHz Vo=3V Version) Output Noise Voltage Vno=45µVrms typ. Output capacitor with 1.0µF ceramic capacitor (Vo≥2.7V) Output Current Io(max.)=100mA High Precision Output Vo±1.0% Low Dropout Voltage 0.10V typ. (Io=60mA) Input Voltage Range +2.3V ∼ +14V(Vo≤2.0 Version) ON/OFF Control (Active High) Internal Short Circuit Current Limit Internal Thermal Overload Protection Bipolar Technology Package Outline SC88A (NJM2865F3), SOT-23-5 (NJM2865F/66F) PIN CONFIGURATION 5 4 1 2 3 1. CONTROL 2. GND 3. NC 4. VOUT 5. VIN NJM2865F3 / NJM2865F 5 4 1 2 3 1. VIN 2. GND 3. CONTROL 4. NC 5. VOUT NJM2866F EQUIVALENT CIRCUIT VIN V OUT Control Thermal Protection Bandgap Reference GND Ver.2004-12-22 -1- NJM2865/66 OUTPUT VOLTAGE RANK LIST Device Name VOUT Device Name NJM2865F3-/F15 1.5V NJM2865F3-/F29 NJM2865F3-/F18 1.8V NJM2865F3-/F03 NJM2865F3-/F21 2.1V NJM2865F3-/F31 NJM2865F3-/F24 2.4V NJM2865F3-/F32 NJM2865F3-/F25 2.5V NJM2865F3-/F33 NJM2865F3-/F26 2.6V NJM2865F3-/F34 NJM2865F3-/F28 2.8V NJM2865F3-/F35 Device Name NJM2866F15 NJM2866F18 NJM2866F21 NJM2866F24 NJM2866F25 NJM2866F26 NJM2866F28 VOUT 1.5V 1.8V 2.1V 2.4V 2.5V 2.6V 2.8V Device Name NJM2866F29 NJM2866F03 NJM2866F31 NJM2866F32 NJM2866F33 NJM2866F34 NJM2866F35 ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage VIN Control Voltage VCONT VOUT 2.9V 3.0V 3.1V 3.2V 3.3V 3.4V 3.5V Device Name NJM2865F3-/F36 NJM2865F3-/F38 NJM2865F3-/F46 NJM2865F3-/F48 NJM2865F3-/F05 VOUT 3.6V 3.8V 4.6V 4.8V 5.0V VOUT 2.9V 3.0V 3.1V 3.2V 3.3V 3.4V 3.5V Device Name NJM2866F36 NJM2866F38 NJM2866F46 NJM2866F48 NJM2866F05 VOUT 3.6V 3.8V 4.6V 4.8V 5.0V (Ta=25°C) UNIT V V RATINGS +14 +14(*1) SC88A 250(*2) Power Dissipation PD mW 200(*3) SOT-23-5 350(*2) Operating Temperature °C Topr -40∼+85 Storage Temperature °C Tstg -40∼+125 (*1): When input voltage is less than +14V, the absolute maximum control voltage is equal to the input voltage. (*2): Mounted on glass epoxy board based on EIA/JEDEC. (114.3x76.2x1.6mm: 2Layers) (*3): Device itself. Operating voltage VIN=+2.3V ∼ +14.0V (In case of Vo<2.1V) ELECTRICAL CHARACTERISTICS (Vo≥2.0V version: VIN=Vo+1V, CIN=0.1µF, Co=1.0µF: Vo≥2.7V (Co=2.2µF: Vo≤2.6V), Ta=25°C) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT -1.0% − +1.0% V Io=0mA, expect Icont − 120 180 µA VCONT=0V − − 100 nA − 0.10 0.03 mA %/V %/mA 0.18 V Output Voltage Vo Io=30mA Quiescent Current Quiescent Current at Control OFF Output Current Line Regulation Load Regulation IQ IQ(OFF) Io ∆Vo/∆VIN ∆Vo/∆Io Dropout Voltage ∆VI−O Ripple Rejection RR Average Temperature Coefficient of Output Voltage ∆Vo/∆Ta Output Noise Voltage VNO Vo-0.3V 100 130 VIN=Vo+1V ∼ Vo+6V, Io=30mA Io=0 ∼ 60mA Io=60mA ein=200mVrms,f=1kHz,Io=10mA, Vo=3V Version − − − − − 0.10 − 75 − dB Ta=0 ∼ 85°C, Io=10mA − ± 50 − ppm/°C f=10Hz ∼ 80kHz, Io=10mA Vo=3V Version − 45 − µVrms − 0.6 V Control Voltage for ON-state VCONT(ON) 1.6 − Control Voltage for OFF-state VCONT(OFF) − − -2- V Ver.2004-12-22 NJM2865/66 ELECTRICAL CHARACTERISTICS (Vo≤2.0V version: VIN= Vo+1V, CIN=0.1µF, Co=2.2µF,Ta=25°C) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT -1.0% − +1.0% V Io=0mA, expect Icont − 120 180 µA VCONT=0V − − 100 nA 100 − − 130 − − − 0.10 0.03 mA %/V %/mA − 80 − dB Ta=0 ∼ 85°C, Io=10mA − ± 50 − ppm/°C f=10Hz ∼ 80kHz, Io=10mA Vo=1.8V Version − 27 − µVrms − 0.6 V Output Voltage Vo Io=30mA Quiescent Current Quiescent Current at Control OFF Output Current Line Regulation Load Regulation IQ IQ(OFF) Io ∆Vo/∆VIN ∆Vo/∆Io Ripple Rejection RR Average Temperature Coefficient of Output Voltage ∆Vo/∆Ta Output Noise Voltage VNO Vo-0.3V VIN=Vo+1V ∼ Vo+6V, Io=30mA Io=0 ∼ 60mA ein=200mVrms,f=1kHz,Io=10mA, Vo=1.8V Version Control Voltage for ON-state VCONT(ON) 1.6 − Control Voltage for OFF-state VCONT(OFF) − − V (*4): The above specification is a common specification for all output voltages. Therefore, it may be different from the individual specification for a specific output voltage. TEST CIRCUIT A IIN VIN VIN 0.1µF A V VCONT VOUT NJM2865/66 1.0µF *note1 (ceramic) IOUT V VOUT ICONT CONTROL GND *note1 1.6V<Vo≤2.6V version: Co=2.2µF(ceramic) Vo≤1.6V version: 4.7µF(ceramic) Ver.2004-12-22 -3- NJM2865/66 TYPICAL APPLICATION 1 In the case where ON/OFF Control is not required: VIN VIN 0.1µF VOUT NJM2865/66 VOUT 1.0µF *note1 (ceramic) R (0～300kΩ) CONTROL GND *note1 1.6V<Vo≤2.6V version: Co=2.2µF(ceramic) Vo≤1.6V version: 4.7µF(ceramic) Connect control terminal to VIN terminal The quiescent current can be reduced by using a resistance “R”. Instead, it increases the minimum operating voltage. For further information, please refer to Figure “Output Voltage vs. Control Voltage”. 2 In use of ON/OFF CONTROL: VIN VIN VOUT NJM2865/66 0.1µF VOUT 1.0µF *note1 (ceramic) R CONTROL GND *note1 1.6V<Vo≤2.6V version: Co=2.2µF(ceramic) Vo≤1.6V version: 4.7µF(ceramic) State of control terminal: •“H”→ output is enabled. •“L” or “open” → output is disabled. -4- Ver.2004-12-22 NJM2865/66 POWER DISSIPATION vs. AMBIENT TEMPERATURE NJM2865/66F Power Dissipation (Topr=-40～+85℃,Tj=125℃,PD=200mW(Ta≦25℃)) Power Dissipation PD(mW) 500 On Board(114.3×76.2×1.6mm, FR-4) 400 300 Device itself 200 100 0 -50 -25 0 25 50 75 100 Ambient Temperature Ta(℃) NJM2865F3 Power Dissipation (Topr=-40～+85℃,Tj=125℃) Power Dissipation PD(mW) 500 400 300 On Board(114.3×76.2×1.6mm, FR-4) 200 100 0 -50 -25 0 25 50 75 100 Ambient Temperature Ta(℃) Ver.2004-12-22 -5- NJM2865/66 ELECTRICAL CHARACTERISTICS NJM2865/66_3.0V Output Voltage vs. Input Voltage 3.2 NJM2865/66_3.0V Output Voltage vs. Output Current 4 o @:Ta=25 C Co=1.0µF(Ceramic) 3.5 3.1 Output Voltage : Vo(V) Output Voltage : Vo(V) 3 Io=0A 3 2.9 Io=30mA 2.5 2 1.5 1 2.8 Io=100mA 2.7 2.7 o @:Ta=25 C V IN=4.0V Co=1.0µF(Ceramic) 0.5 0 2.8 2.9 3 3.1 3.2 3.3 3.4 0 50 100 150 200 Output Current : Io(mA) Input Voltage : V IN(V) NJM2865/66_3.0V Ground Pin Current v.s. Output Current 20 NJM2865/66_3.0V Dropout Voltage vs. Output Current 0.3 o o @:Ta=25 C V IN=4.0V Co=1.0µF(Ceramic) @:Ta=25 C Co=1.0µF(Ceramic) 0.25 Dropout Voltage:dVI-O (V) Ground Pin Current : IGND (mA) 15 10 5 0.2 0.15 0.1 0.05 0 0 0 50 100 0 150 50 Output Current : I O(mA) NJM2865/66_3.0V Control Current vs. Control Voltage 60 100 150 Output Current:Io(mA) NJM2865/66_3.0V Output Voltage vs. Control Voltage 4 o @:Ta=25 C V IN=4.0V Co=1.0µF(Ceramic) Io=30mA 50 3.5 Rc=0Ω Output Voltage : Vo(V) Control Current : I Cont (mA) 3 40 30 Rc=0Ω 20 Rc=50kΩ 2.5 2 Rc=50kΩ 1.5 Rc=100kΩ 1 o 10 @:Ta=25 C VIN=4.0V Co=1.0µF(Ceramic) Io=30mA 0.5 Rc=100kΩ 0 0 0 1 2 Control Voltage : V Cont(V) -6- 3 4 0 0.5 1 1.5 2 2.5 3 Control Voltage : V Cont(V) Ver.2004-12-22 NJM2865/66 ELECTRICAL CHARACTERISTICS NJM2865/66_3.0V Load Regulation vs. Output Current NJM2865/66_3.0V Peak Output Current vs. Input Voltage 200 0 Peak Output Current : IoMAX(mA) Load Regulation : dVo/dIo(mV) -10 -20 -30 -40 -50 -60 150 100 50 o -70 @:Ta=25 C VIN=4.0V Co=1.0µF(Ceramic) o @:Ta=25 C Co=1.0µF(Ceramic) 0 -80 0 50 100 4 150 6 8 10 NJM2865/66_3.0V Quiescent Current v.s. Input Voltage 100 2000 o Output Noise Voltage : Vn(mVrms) @:Ta=25 C VIN=4.0V LPF:80kHz Quiescent Current : IQ (mA) 1500 1000 500 0 5 14 NJM2865/66_3.0V Output Noise Voltage vs. Output Current o @:Ta=25 C Output is open. Co=1.0µF(Ceramic) including Icont 0 12 Input Voltage : VIN(V) Output Current : Io(mA) 10 15 Input Voltage : VIN(V) 80 Co=1.0µF 60 40 Co=2.2µF 20 0 1m 0.001 10m 0.01 100m 0.1 1m 1 10m 10 100m 100 Output Current : Io(A) NJM2865/66_3.0V Ripple Rejection Ratio v.s. Frequency 100 Io=0mA Ripple Rejection Ratio : RR (dB) 90 Io=10mA 80 70 60 Io=30mA 50 40 o @:Ta=25 C V IN=4.0V ein=200mVrms Co=1.0µF(Ceramic) 30 20 10 10 100 100 1k 1000 4 10k 10 5 100k 10 Frequency : f (Hz) Ver.2004-12-22 -7- NJM2865/66 ELECTRICAL CHARACTERISTICS NJM2865/66_3.0V Equivalent Serise Resistance vs. Output Current NJM2865/66_3.0V Ripple Rejection vs. Output Current 100 100 o @:Ta=25 C Co=1.0µF(Ceramic) 90 Equivalent Serise Resistance : ESR(Ω Ω) f=1kHz Ripple Rejection : RR (dB) 80 70 f=10kHz 60 50 40 o @:Ta=25 C VIN=4.0V ein=200mVrms Co=1.0µF(Ceramic) 30 20 0.001 10 STABLE REGION 1 0.1 0.01 0.01 0.1 1 10 1m 100 10m 10m 100m Output Current : Io(A) NJM2865/66_3.0V Control Voltage v.s. Temperature NJM2865/66_3.0V Dropout Voltage v.s. Temperature 0.3 1m 100m Output Current : Io(mA) 3 @:Io=60mA Co=1.0µF(Ceramic) 2.5 Control Voltage : VCONT(ON) (V) Dropout Voltage:dVI-O (V) 0.25 0.2 0.15 0.1 2 1.5 1 0.5 0.05 0 @:VIN=4.0V Io=30mA Co=1.0µF(Ceramic) 0 -50 0 50 100 150 -50 o 0 50 100 150 o Temperature : Ta ( C) Temperature : Ta ( C) NJM2865/66_3.0V Quiescent Current v.s. Temperature NJM2865/66_3.0V Output Voltage v.s. Temperature 250 3.1 @:VIN=4.0V Io=30mA Co=1.0µF(Ceramic) 200 Quiescent Current : IQ (mA) Output Voltage Vo (V) 3.05 3 2.95 150 100 50 @:VIN=4.0V Output is open. Co=1.0µF(Ceramic) 2.9 0 -50 0 50 100 o Temperature Ta ( C) -8- 150 -50 0 50 100 150 o Temperature : Ta ( C) Ver.2004-12-22 NJM2865/66 ELECTRICAL CHARACTERISTICS NJM2865/66_3.0V Line Regulation v.s. Temperature NJM2865/66_3.0V Load Regulation v.s. Temperature 0.1 0.03 @:VIN=4.0V Io=0-60mA Co=1.0µF(Ceramic) @:dV IN=4.0-9.0V Io=30mA Co=1.0µF(Ceramic) Load Regulation : dVo/dIo (%/mA) 0 -0.05 -0.1 -50 0.02 0.015 0.01 0.005 0 0 50 100 150 -50 0 Temperature : Ta ( C) NJM2865/66_3.0V Short Circuit Current v.s. Temperature @:VIN=4.0V Output is short to ground. Co=1.0µF(Ceramic) 3.5 Short Circuit Current : ISC (mA) Output Voltage Vo (V) 3 2.5 2 1.5 1 150 100 50 @:VIN=4.0V Io=30mA Co=1.0µF(Ceramic) 0 0 -50 0 50 100 150 200 -50 o 0 50 NJM2865/66_3.0V ON/OFF Transient Response without load Control Voltage Output Voltage : Vo [V] 7 5 6 0 4 -5 3 -10 Output Voltage 2 -15 1 -20 o @:Ta=25 C VDD=4.0V Co=1.0µF(Ceramic) Io=30mA -1 Ver.2004-12-22 8 12 Time : t [mS] 16 20 10 5 Control Voltage 5 Output Voltage : Vo [V] 6 10 Control Voltage : Vo [V] 7 4 150 Temperature : Ta ( C) NJM2865/66_3.0V ON/OFF Transient Response 0 100 o Temperature Ta ( C) 0 150 200 4 5 100 Temperature : Ta ( C) NJM2865/66_3.0V Output Voltage v.s. Temperature 0.5 50 o o 0 4 -5 3 -10 Output Voltage 2 -15 1 -25 0 -30 -1 Control Voltage : Vo [V] Line Regulation : dVo/dIo (%/V) 0.025 0.05 -20 o @:Ta=25 C VDD=4.0V Co=1.0µF(Ceramic) Io=0mA -25 -30 0 0.4 0.8 1.2 Time : t [mS] 1.6 2 -9- NJM2865/66 ELECTRICAL CHARACTERISTICS NJM2865/66_3.0V Load Transient Response NJM2865/66_3.0V Line Transient Response 3.08 100 3.08 Output Voltage -50 2.98 -100 2.96 -150 o @:Ta=25 C VDD=4.0V Co=1.0µF(Ceramic) 2.94 2.92 0 40 80 5 120 Time : t [µ µS] 160 3.06 4 3.04 3 3.02 2 Output Voltage 3 1 2.98 -200 2.96 -250 200 2.94 0 o @:Ta=25 C VDD=4.0V Co=1.0µF(Ceramic) Io=30mA 0 40 80 120 Time : t [µ µS] Input Voltage : VIN [V] 0 Output Voltage : Vo [V] 50 3.02 3 6 Input Voltage Output Current 3.04 3.1 Output Current : Io [mA] Output Voltage : Vo [V] 3.06 150 -1 160 -2 200 [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. - 10 - Ver.2004-12-22