A8180SLU

qA8180SLU/SLT Series A8180SLU/SLT Series A8184SLT, A8187SLT are product of Allegro Microsystems, INC. Surface-Mount, Low Quiescent Current, Low Dropout Voltage Dropper Type sFeatures • Compact surface-mount package (equivalent to SOT-89) • Output current: 0.15A • Low circuit current Iq≤60µA (Output ON: VIN=6V, IO=0 to 0.1A) Iq(off)≤5µA(Output OFF: A8183SLU,A8186SLU) • Low dropout voltage: VDIF≤150mV (IO=60mA) • Output ON/OFF control terminal is compatible with LS-TTL. (A8183SLU, A8186SLU) • Built-in thermal protection circuit sApplications • Portable phones and PHS telephones • Battery-driven electronic equipment sAbsolute Maximum Ratings Parameter DC Input Voltage DC Output Current Power Dissipation Junction Temperature Ambient Operating Temperature Storage Temperature Symbol VIN IO PD Tj Top Tstg Ratings 10 0.15 0.5(TC=25°C) 150 –30 to +85 –40 to +150 Unit V A W °C °C °C (Ta=25°C) 8 qA8180SLU/SLT Series sElectrical Characteristics Ratings Parameter Input Voltage Output Voltage Dropout Voltage Line Regulation Load Regulation Temperature Coefficient of Output Voltage Circuit Current Quiescent Circuit Current Control Voltage (Output ON) VC Terminal* Control Voltage (Output OFF) Input Current Symbol min. VIN VO Conditions VDIF Conditions ∆VOLINE Conditions ∆VOLOAD Conditions ∆VO/∆Ta Conditions Iq Conditions Iq(off) Conditions VO(off) Conditions VC. OL Conditions IC Conditions –1.0 VIN=6V VIN=6V 1.0 –1.0 VIN=6V 2.0 VIN=6V 0.8 VIN=6V 1.0 5 VIN=4.5 to 8V, VC=0.4V 2.0 VIN=6V 0.8 45 60 45 –1.0 1.0 –1.0 30 90 30 7 20 7 2.9 3.0 A8183SLU typ. max. 8 3.1 0.15 2.9 3.0 VIN=4 to 8V, IO=0 to 0.1A 0.15 IO=60mA 20 VIN=4.5 to 6V, IO=0A 90 VIN=6V, IO=0 to 0.1A 1.0 60 VIN=6V, IO=0 to 0.1A 5 VIN=4.5 to 8V, VC=0.4V –1.0 45 1.0 60 30 90 7 20 min. A8184SLT typ. max. 8 3.1 3.2 3.3 min. A8186SLU typ. max. 8 3.4 0.15 (Ta=25°C unless otherwise specified) A8187SLT min. 3.2 typ. 3.3 max. 8 3.4 0.15 7 30 –1.0 45 20 90 1.0 60 Unit V V V mV mV mV/ °C µA µA V V µA VIN=4.5 to 8V, IO=0 to 0.1A Tj=–30 to +85°C *Output is OFF when output ON/OFF terminal (VC terminal) is open. sOutline Drawing A8183SLU/A8186SLU 4.5±0.1 1.6±0.2 0.49max. 0.4 (unit: mm) A8184SLT/A8187SLT 1.5±0.1 0.44max. 0~0.2 4.40 4.60 1.62 1.83 1.40 1.60 0.35 0.44 5 1.0 φ 4 5±1° 3.94 4.25 2.5±0.1 4.5±0.3 1 2 3 0.95±0.15 0.89 1.20 0.44max. 5±1° 2.13 2.29 1 0.44 0.56 2 3 2.29 2.60 (min. /max.) (1.50) (3.00) 8±1° 8±1° 0.49max. 0.49max. 0.54max. 1.5±0.1 1.5±0.1 q w e r t GND GND VC VIN VO 0.36 0.48 q VIN w GND e VO 9 qA8180SLU/SLT Series sBlock Diagram A8183SLU/A8186SLU VIN r Amp. Reg. VC e ENABLE TSD VREF DRIVE t VO A8184SLT/A8187SLT VIN q Amp. Reg. DRIVE e VO TSD w GND q GND VREF w GND sStandard External Circuit A8183SLU/A8186SLU A8184SLT/A8187SLT VIN VO Output VIN 1 Battery VO 3 Output Battery *11 C VC GND GND *20 C + *11 C 2 GND *20 C + *1 C1: Oscillation prevention capacitor (Approx. 0.3µF) *2 C0: Output capacitor (Approx. 4.7µF) sTa-PD Characteristics 600 Power Dissipation PD (mW) 500 400 300 200 100 0 –30 0 25 50 75 Ambient Temperature Ta (°C) 100 PD=IO•[VIN(mean)–VO] 10 qA8180SLU/SLT Series sTypical Characteristics (Ta=25°C) IO vs. VDIF Characteristics 0.20 Rise Characteristics (A8183SLU/A8184SLT) Circuit Current 5 50 Dropout Voltage VDIF (V) 4 40 Output Voltage VO (V) 0.15 Circuit Current Iq (µA) 3 30 IO=0 to 10 0mA 0.10 2 20 1 mA 0A 0.05 10 IO = 0 0 20 40 60 80 100 120 0 0 IO= 100 1 2 3 4 5 6 7 8 0 0 1 2 3 4 5 6 7 8 Output Current IO (mA) Input Voltage VIN (V) Input Voltage VIN (V) Output ON/OFF Control (A8183SLU) 4 Output Voltage VO (V) 3 2 1 0 0 0.5 1.0 1.5 2.0 2.5 3.0 Output Control Voltage VC (V) 11