M52461GP RENESAS | Alldatasheet

Document overview

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Technical content

Features

Excellent power supply stability and temperature stability Simple setting of dead of band range Small outline (16pin SSOP)

Applications

Digital proportional systems for radio control, servo motor control ,etc Recommended Operating Conditions Supply Voltage range : 2.8 to 7.5 V Operating temperature : –20 to 75°C Input rise time : 500 nS max. Input fall time : 500 nS max. Block Diagram Control logic circuit Flip -flop Output control One-shot multivibrator Pulse stretcher Voltage regulating circuit VREG INPUT

Rev.1.00, Jul.25.2003, page 2 of 7 Pin Arrangement Outline :16P2E-A ( 0.65mm pitch) VREG INPUT Pin Description Pin No. SymbolFunctionDescriptions 1VREGRegulated voltage sourceThis is output of the internal regulated supply voltage. Make connections from this pin to pot-entiometer and pulse stretcher resister. 2CSTStretcher pinConnect the capacitor and resistor of the pulse stretcher section. 3CDBDead band setting pinConnect the capacitor and band can be changed according the value of this capacitor. 4INPUTInput pin 5RTConstant setting pinConnect a capacitor that will determine the constant current value of pin 6. Constant current will became 100 A at the time of the resistance of 18 k 6CLLocal pulse setting pinConnect a capacitor that will adjust a triangular wave made by charging of constant current. 7N.C.No connection 8POTServo position voltage input pinConnect to the potentiometer for the position detection connected with the output axis. 9GNDGrounding pinGrounding 10OUT1Output 1Connect to the base of the external NPN transistor 11OUT2Output 2Connect to the base of the external PNP transistor 12OUT3Output 3Connect to the base of the external NPN transistor 13OUT4Output 4Connect to the base of the external PNP transistor 14N.C.No connection 15VCCSupply voltageConnect a capacitor of more than 10 16CFTFixed driving pulse setting pinConnect a capacitor that will determine the fixed driving pulse width.

Rev.1.00, Jul.25.2003, page 3 of 7 Absolute Maximum Ratings (VCC = 5V, Ta = 25°C, unless otherwise noted) SymbolParameterTest conditionsRatingsUnit VCCSupply voltage9.0V IOOutput currentOUT1 to OUT440mA PDPower dissipation300mW K Thermal derating rangeTa 25°C –3.0mW/ °C TstgStorage temperature –40 to 125 °C THERMAL DERATING (MAXIMUMRATING) AMBIENT TEMPERATURE T ˚Ca()

Rev.1.00, Jul.25.2003, page 4 of 7

Electrical Characteristics

(VCC = 5.0 V, Ta = 25°C) LimitsSymbolParameterTest conditions MinTypMax Unit VCCSupply voltage2.85.07.5V ICC1Circuit Current 1Output off — 5.010.0mA ICC2Circuit Current 2Output on — 6.011.0mA VregRegulated voltageNo load2.352.52.65V dVregRegulated voltage precisionVCC = 3.5 to 6.5 V — 0.2 — %/V lrefReference currentRT = 18 k , Pin 5 current value90100110 A VihHigh input voltagePin42.0 — VccV WLStandard local pulse widthRT = 18 k , CL = 0.1 F1.41.51.6ms VCC = 3.5 to 6.5 V —— 2.0dWLSupply voltage dependence of the local pulse width VCC = 2.5 to 7.5 V —— 15.0 s/V Wdb1Minimum dead bandwidthCFP = 0.01 F Not connect CDB —— 1.0 s Wdb2Standard driving band widthNot connect CFP and CDB — 2.56.0 s ASTStretcher gainRT = 18 k RST = 120 k CST = 0.1 F — 100 — times WKPFixed driving pulse widthCFP = 0.01 F Not connect CDB 0.71.01.3ms WCPStandard driving pulse widthNot connect CFP and CDB0.30.50.8ms WoutOutput pulse widthCST = 0.1 F RST = 120 k Pulse width 100 s (3pin) 8.010.012.0ms VosatOutput pin saturation voltageISINK = 20 mA — 0.20.4V

Rev.1.00, Jul.25.2003, page 5 of 7 Typical Characteristics CIRCUIT CURRENT VS SUPPLY VOLTAGE When output is off REGULATED SUPPLY VOLTAGE VS SUPPLY VOLTAGE SUPPLY VOLTAGE VCC (V) SUPPLY VOLTAGE VCC (V) OUTPUT SATURATION VOLTAGE VS OUTPUT SINK CURRENT OUTPUT SINK CURRENT Isink(mA) DEAD BAND WIDTH VS DEAD BAND CAPACITANCE EAD BAND CAPACITANCE CDB(F)

Rev.1.00, Jul.25.2003, page 6 of 7 Timing Diagram INPUT(4PIN) Local pulse (6PIN) Error pulse(3PIN) Stretcher(2PIN) OUT1(10PIN) OUT2(11PIN) OUT3(12PIN) OUT4(13PIN) Application Example INPUT

Rev.1.00, Jul.25.2003, page 7 of 7 Package Dimensions HE E L