L5952

L5952 MULTIPLE MULTIFUNCTION VOLTAGE REGULATOR s FIVE REGULATED OUTPUTS Vo1 5V @500mA Vo2 8.3V @ 250mA Vo3 7.7V to 8.5V @250mA (I2C presettable) Vo4 5V to 7.3V @0.4A (I2C presettable) Vo5 3.3V to 5V @500mA (I2C presettable) HSDout R ON = 0.6Ω I2C ENABLE & OUT PRESET ADJUSTABLE BATTERY DETECTION CIRCUIT RESET OUTPUT BACKUP FACILITY LOW QUIESCENT CONSUMPTION HIGH RIPPLE REJECTION LOAD DUMP OVERCURRENT & SHORT CIRCUIT PROTECTORS THERMAL SHUTDOWN DESCRIPTION The L5952 is a multifunction 5 output voltage regulator plus a High Side Driver primarily developed for car radio applications. Three outputs are enabled and set via I2C bus. Very low stand-by current consumption is achieved to specifically comply with entertainment and automotive environments. Flexiwatt 25 ORDERING NUMBER: L5952 s s s s s s s s s PIN CONNECTION (Top View) 25 VIN DATA VOUT6 CLOCK VOUT5 DIG GND VOUT4 RESET ST-CAP BATT-DET 17 BATT-DET 3 BATT-DET 2 BATT-DET 1 N.C. HRCAP BATT-DET 3 IN BATT-DET 2 IN N.C. VOUT3 BATT-DET 1 IN VOUT2 DELAY CAP VOUT1 GND 1 TAB D99AU1055D September 2003 1/15 L5952 BLOCK DIAGRAM 17 ST-CAP VOUT1 (µP (500mA)) VIN 25 REG 3 REG 21 VOUT5 (DSP µP (500mA)) REG 5 VOUT2 (TUNER (250mA)) HRCAP 11 REG 7 VOUT3 (AUDIO (250mA)) REG 19 VOUT4 (CD (1A)) DATA CLOCK RESET 24 22 18 IIC BUS I/F REG 23 VOUT6 (HIGH SIDE (1A)) CURRENT DET 16 BATT-DET 17 DELAY CAP BATT-DET1 IN 4 6 5V Tr SW (*) 13 BATT-DET 1 SINK 2mA(max) 5V 9 Tr SW (*) 14 BATT-DET 2 SINK 2mA(max) BATT-DET2 IN INPUT BATTERY BATT-DET3 IN 10 1 TAB 2 GND 20 DIG GND Tr SW (*) 15 SINK 2mA(max) BATT-DET 3 N.C. 12 8 D99AU1056D N.C. (*) N-ch open drain or NPN open collector ABSOLUTE MAXIMUM RATINGS Symbol VIN VIN RESR Top Tstg DC Supply Voltage Transient Supply Overvoltage (50ms) Output Capacitor Series Eq. Series Resistors Allowed Range Operating Temperature Range Storage Temperature Range Parameter Value -0.6 to 26 50 0.2 to 10 -40 to 85 -40 to 150 Unit V V Ω °C °C THERMAL DATA Symbol Rth j-case Parameter Thermal resistance junction-case Value 1.3 Unit °C/W 2/15 L5952 TEST CIRCUIT ST CAP C6 1000µF VIN C11 470µF RESET R10 100KΩ R9 100KΩ R8 100KΩ R7 100KΩ D1 N.C. VIN C10 0.1µF RESET DET17 DET3 DET2 DET1 VOUT1 C1 47µF R1 160KΩ 17 8,12 25 24 22 20 23 DATA CLK DIG GND VOUT6 C9 10µF DATA CLK DGND 18 16 15 14 13 3 11 21 VOUT5 C8 10µF 19 VOUT4 C7 10µF HRCAP C5 1µF R3 150KΩ L5952 DET1IN R2 150KΩ 6 7 VOUT3 C4 10µF VOUT2 C3 10µF R3 130KΩ R4 47KΩ DET2IN TAB DET3IN GND 9 1 10 2 5 R5 270KΩ R6 47KΩ 4 DELAY CAP C2 1µF D00AU1172B ELECTRICAL CHARACTERISTCS (Ref. to Test Circuit, VIN = 14.4V, Tcase = 25°C, unless otherwise noted). Symbol INPUT Vop Operating Voltage Jump Start Load Dump Delay Reset System Reset LO System Reset Hi IQ Quiescent Current Hard Reset Vout1, Det 1,2,3,17 = active Not including I into R1 to R6 C = 1µF; R = 150kΩ 50 t< 1min; still in normal operation 50V, 50ms; still in normal operation at Vout1, Det 1,2,3 C 2 = 1 µF Vout1, Det 1,2,3,17 = active 4 80 100 120 2 3 9 16 27 50 4 1 V V V ms V V µA ms Parameter Test Condition Min Typ Max Unit 3/15 L5952 ELECTRICAL CHARACTERISTCS (Continued) Symbol OUTPUTS: Output voltage 1 (Vout1) Vout Imax. ∆Vload SVRR Vdrop1 Vdrop2 ∆Vlin Output Voltage Maximum Current Load Regulation Ripple Rejection Voltage Drop Voltage Drop Line Regulation Iout < 500mA; Vbatt-up cap = 9 to 16V Iout < 250mA; Vbatt-up cap = 7 to 9V current limiter Iout = 0 to 500mA 1kHz, Vripple = 2Vpp Iout = 500mA Iout = 250mA IOUT = 0 50 4.75 600 5 1200 30 60 1.5 0.75 0 2.5 1.25 50 50 5.25 V mA mV dB V V mV Parameter Test Condition Min Typ Max Unit Vout1 is 5V regulator Output voltage 2 (Vout2) Vout Imax. ∆Vload SVRR Vdrop ∆Vlin Output Voltage Maximum Current Load Regulation Ripple Rejection Voltage Drop Line Regulation I2C. Default is OFF Iout < 250mA; Vin = 9 to 16V current limiter Iout = 0 to 250mA 1kHz , Vripple = 2Vpp Iout = 250mA IOUT = 0 8.1 300 8.3 450 20 8.5 V mA 50 mV dB 45 55 0.5 0 0.6 50 V mV Vout2 has On/OFF function by Output voltage 3 (Vout3) Vadj Imax. ∆Vload SVRR Vdrop ∆Vlin Adjustable range Maximum Current Load Regulation Ripple Rejection Voltage Drop Line Regulation Iout < 250mA; Vin = 9 to 16V current limiter Iout = 0 1kHz , Vripple = 2Vpp Iout = 250mA IOUT = 0 50 7.7 300 20 60 0.45 0 0.6 50 50 8.5 V mA mV dB V mV Vout3 Voltage configuration Setting 1 Setting 2 Setting 3 Setting 4 Setting 5 Iout