MM1662A

MITSUMI 1000mA Regulator MM166 F 1000mA Regulator Monolithic IC MM166 Outline F This IC is a small, stable power supply with output voltage precision of ±2% (when IO = 500mA), maximum output current of 1000mA, and I/O voltage difference of 0.2V typ. at 500mA. Output noise reduction and output ON/OFF control pins are provided, making it ideal for portable equipment. (HSOP-8) Features 1. No-load current consumption 2. I/O voltage difference 3. Ripple rejection rate 4. Output current 5. Output noise voltage 6. Output voltage rank 7. Output ON/OFF control 2.5mA typ. 0.2V typ. (IO=500mA) 65dB typ. (f=120Hz, VRIPPLE=1VP-P, IO=250mA) 1000mA max. 45µVrms typ. (Cn=470pF) 1.5 ~ 5.0V (0.1V steps) High ON, Low OFF Package HSOP-8, TO-252 Applications 1. Cordless telephone 2. Portable equipment, etc. 3. DVD Pin Assignment GND 8 7 6 5 1 2 3 4 HSOP-8 1 2 3 4 5 6 7 8 VOUT NC GND Cn CONT NC NC VIN VIN TO-252 VO MITSUMI 1000mA Regulator MM166 F Equivalent Circuit Diagram VIN VOUT Bias Cont Thermal shutdown Driver Current limitter Reference GND Cn Pin Description HSOP-8 Pin No. 1 Pin name VOUT Function Output pin Internal equivalent circuit diagram VOUT Error Amp. 2 3 4 NC GND Cn No connection Ground Noise decrease pin VOUT Cn Error Amp. MITSUMI 1000mA Regulator MM166 F Pin No. 5 Pin name Cont Function Control pin Cont H L Output ON OFF Internal equivalent circuit diagram Cont 225k 300k 6 7 8 NC NC VIN No connection No connection Input pin V...