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MM1573x Dataheets PDF



Part Number MM1573x
Manufacturers Mitsumishi
Logo Mitsumishi
Description (MM157xx) 150mA Regulator
Datasheet MM1573x DatasheetMM1573x Datasheet (PDF)

MITSUMI 150mA Regulator MM157 N, 161 N 150mA Regulator Monolithic IC MM157 Outline N, 161 N This IC is an ultra-small, low noise, stable power supply that supports ceramic capacitors (low ESR) Output current goes up to 150mA, and use of a noise pin reduces output noise even further. Output ON/OFF can be controlled with the ON/OFF pin. Features 1. I/O voltage difference 0.10V typ. (IO=50mA) 2. Output noise voltage 30µVrms typ. (Cn=0.01µF) 3. Recommended maximum output current 150mA max. .

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MITSUMI 150mA Regulator MM157 N, 161 N 150mA Regulator Monolithic IC MM157 Outline N, 161 N This IC is an ultra-small, low noise, stable power supply that supports ceramic capacitors (low ESR) Output current goes up to 150mA, and use of a noise pin reduces output noise even further. Output ON/OFF can be controlled with the ON/OFF pin. Features 1. I/O voltage difference 0.10V typ. (IO=50mA) 2. Output noise voltage 30µVrms typ. (Cn=0.01µF) 3. Recommended maximum output current 150mA max. 4. No-load current consumption 85µA typ. 5. Built-in overcurrent protection and thermal shutdown circuits 6. Output voltage rank 1.8 ~ 5.0V (0.1V steps) 7. Output ON/OFF control function High: ON, Low: OFF Package SOT-25A (MM157 N, MM161 N) contains the output voltage rank. * Applications 1. Cordless telephone 2. Cellular telephone, PHS 3. Portable MD 4. Other battery-powered portable equipment Pin Assignment MM157 5 4 1 2 3 4 5 N VIN GND Cont Noise VO MM161 1 2 3 4 5 N Cont GND Noise VOUT VIN 1 w w w . t a d h s a t e e . u 4 SOT-25A (TOP VIEW) m o c 2 3 *The component MM161 N is MM157 N with changed pin configuration. www.DataSheet4U.com MITSUMI 150mA Regulator MM157 N, 161 N Equivalent Circuit Diagram VIN Cin 1µF VO Bias Co 1µF Cont Reference Driver Current limitter Thermal shutdown GND Noise Cn 0.01µF Pin Description Pin No. 1 Typical model: MM157 Function N Internal equivalent circuit diagram Pin name VIN Input pin The capacitor is required to connect with input pin more than 1µF. Input circuit 2 3 GND Cont Ground ON/OFF Control pin Cont H L VO ON OFF Cont pin must be connected with VIN pin, if it is not used. MITSUMI 150mA Regulator MM157 N, 161 N Pin No. 4 Pin name Noise Function Noise decrease pin Connecting 0.01µF capacitor can decrease output noise. If the noise decrease capacitor is not connected, the pin may be influenced by outside noise. Output pin The capacitor must be connected with output pin more than 1µF. Internal equivalent circuit diagram 5 VO Absolute Maximum Ratings Item Storage temperature Operating temperature Supply voltage Allowable loss (Ta=25°C) Symbol TSTG TOPR VIN Pd Ratings -40~+150 -30~+85 -0.3~+12 150 (Not attached) Units °C °C V mW Recommend Recommended Operating Conditions Item Output current Operating voltage Symbol IOUT VOP Ratings 0~150 VOUT Typ. +0.5~+12 Units mA V MITSUMI 150mA Regulator MM157 N, 161 N Electrical Characteristics 1 Item No-Load input current Input current (OFF) Output voltage Dropout voltage 2 Line regulation Load regulation VOUT temperature coefficient 1 Ripple rejection 1 1 Ripple rejection 2 1 Output noise voltage 1 Cont pin input current Cont pin high threshold level Cont pin low threshold level (Except where noted therwise, Ta=25°C, VIN=VO Typ. +1V, IO=1mA, VCONT=2V) Measurement conditions IO=0mA VCONT=0V VIN=VO-0.2V, IO=50mA VIN=VO Typ. +1~10V IO=1~150mA Tj=-30~+85°C f=120Hz VRIPPLE=1V f=1kHz, Cn=0.01µF VRIPPLE=1V fBW=20~80kHz Cn=0.01µFC VCONT=5V Min. Typ. Max. Units 85 130 µA 0 0.1 µA 0.98 1.02 V 0.1 0.2 V 10 20 mV 30 90 mV 100 ppm/°C 50 70 dB 60 dB 30 µVrms 5 15 µA 1.6 VIN+0.3 V -0.3 0.4 V * * * * * Symbol ICC ICCOFF VOUT Vio V1 V2 VOUT/ T RR1 RR2 Vn ICONT VCONTH VCONTL *1. *2. The parameter is guaranteed by design. The parameter is not guaranteed in the model less than VOUT=2V Electrical Characteristics 2 Output Voltage Typical model: MM157 N Product Test Output voltage condisions Min. Typ. Max. name MM1571J 1.764 1.8 1.836 MM1571K 1.862 1.9 1.938 MM1572A 1.960 2.0 2.040 MM1572B 2.058 2.1 2.142 MM1572C 2.156 2.2 2.244 MM1572D 2.254 2.3 2.346 MM1572E 2.352 2.4 2.448 MM1572F 2.450 2.5 2.550 MM1572G 2.548 2.6 2.652 MM1572H 2.646 2.7 2.754 MM1572J 2.744 2.8 2.856 IO=1mA MM1572K 2.842 2.9 2.958 MM1573A 2.940 3.0 3.060 MM1573B 3.038 3.1 3.162 MM1573C 3.136 3.2 3.264 MM1573D 3.234 3.3 3.366 MM1573E 3.332 3.4 3.468 MM1573F 3.430 3.5 3.570 MM1573G 3.528 3.6 3.672 MM1573H 3.626 3.7 3.774 MM1573J 3.724 3.8 3.876 MM1573K 3.822 3.9 3.978 Product Test Output voltage condisions Min. Typ. Max. name MM1574A 3.920 4.0 4.080 MM1574B 4.018 4.1 4.182 MM1574C 4.116 4.2 4.284 MM1574D 4.214 4.3 4.386 MM1574E 4.312 4.4 4.488 MM1574F IO=1mA 4.410 4.5 4.590 MM1574G 4.508 4.6 4.692 MM1574H 4.606 4.7 4.794 MM1574J 4.704 4.8 4.896 MM1574K 4.802 4.9 4.998 MM1575A 4.900 5.0 5.100 Rank is indicated inside for MM161 * Example: MM1613N is 3.9V typ. N. MITSUMI 150mA Regulator MM157 N, 161 N Measuring Circuit Typical model: MM157 N Ceramic 1µF A * V Ceramic 0.01µF 5 4 VO Noise VIN 1 A GND 2 Cont 3 A 1µF Ceramic * Application Circuit Typical model: MM157 N Ceramic 1µF * Ceramic 0.01µF 5 4 VO Noise VIN 1 GND 2 Cont 3 1µF Ceramic * *Temperature Characteristics: B Type Note 1. The output capacitor is required between output and GND to prevent oscillation. 2. Use a capacitance that is within the ESR characteristics stable range for output capacity. It is possible to use a cerami.


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