Ordering number : ENA0371A Monolithic Linear IC LA5647H For Car AV Equipment Multifunction Multi-Voltage Power Supply Overview The LA5647H power supply IC provides a set of functions optimal for car audio applications. These functions include regulators, emitter-follower outputs, open-collector outputs, and a reset function. Features • 5V/50mA regulator (always on, with reverse current flow prevention function). • 10V/2000mA regulator (when used with an external 2SB921 PNP transistor) with standby function (on/off control). • Regulators (four for 8V systems and one 5V system) with on/off functions controlled by a shift resister/latch function. This IC also provides four open-collector output systems and two emitter-follower type output systems. • Full complement of built-in protection circuits. 1) Overcurrent protection for each VO except the open collector outputs. 2) Thermal protection for each VO except the VDD5V output. Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Supply voltage Symbol Conditions VCC max Ratings Unit 24 V Ta ≤ 25°C, Independent IC 0.82 W Ta ≤ 25°C, Mounted substrate * 2.01 W θj-a 152.4 °C/W Operating temperature Topr -30 to +85 °C Storage temperature Tstg -55 to +150 °C Allowable power dissipation Thermal junction to ambient air Pd max thermal resistance * Mounted substrate : 114.3mm×76.1mm×1.6mm, glass epoxy board. Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for applications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer' s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer' s products or equipment. 70407 MS PC B8-5299 No.A0371-1/12 LA5647H Recmmended Operating Condition at Ta = 25°C Parameter Supply voltage Symbol VCC Conditions Ratings VDD5V output, normal operating mode COM10V output, normal operating mode Standby input voltage VDD5V output current Unit 6 to 18 V 10.3 to 18 V V VST OFF Output off, control voltage 0 to 1.5 VST ON Output on, control voltage 3.5 to 5 V 0 to 50 mA IO1 COM10V output current IO2 COM8V output current IO3 TAPE8V output current RD8V output current FM8V output current Within the external transistor ASO mA 0 to 100 mA IO4 0 to 30 mA IO5 0 to 150 mA IO6 0 to 100 mA ACC5V output current IO7 0 to 100 mA AMP+B output current IO9 0 to 100 mA ANT+B output current IO10 0 to 100 mA P1 (ILL) output current IO11 0 to 10 mA P2 (LCD) output current IO12 0 to 10 mA P3 (CAP MR) output current IO13 0 to 10 mA P4 (RSV) output current IO14 0 to 10 mA Electrical Characteristics at Ta = 25°C, in the specified test circuit Parameter Symbol Conditions Ratings min typ Unit max No load state [VCC = 13.2V, each output IO = 0A] Current drain 1 IQ1 VSTBY = 0V 200 250 μA Current drain 2 IQ2 VSTBY = 5V 12 40 mA VDD5V output [VCC = 13.2V, VSTBY = 0V, IO1 = 50mA] Output voltage VO1 Dropout voltage VDROP1 Line regulation Load regulation Peak output current Output shorted current 5 5.25 V VCC = 4.75V 4.75 1.0 1.4 V ΔVOLN1 6.7V ≤ VCC ≤ 18V 10 30 mV ΔVOLD 0 ≤ IO1 ≤ 50mA 50 100 IOP1 50 IOSC1 mV mA 100 mA 56 dB (for reference purposes) PREJ1 f = 120Hz, 7V ≤ VCC ≤ 18V Output pin leakage current IOLEAK VCC = 0V, VO = 6V Output voltage difference 1 ΔVODEF1 Ripple rejection Between VDD5V and ACC5V, 50 0.001 2 μA 0 0.1 0.285 V 1.21 1.25 1.30 V 25 50 80 9.5 10 10.5 (VO1-VO7) IO7 = 100mA Reset block [VCC = 13.2V] Reset threshold voltage Reset threshold hysteresis voltage VRT VRST OUT : Lo → Hi VRTH mV COM10V output [VCC = 13.2V, VSTBY = 5V, IO2 = 2A] Output voltage VO2 Dropout voltage VDROP2 VCC = 9.5V 0.3 0.6 V Line regulation ΔVOLN2 11.2V ≤ VCC ≤ 18V 30 300 mV Load regulation ΔVOLD2 0 ≤ IO2 ≤ 2A 200 800 mV 20 mA Control input current Output off voltage Ripple rejection (for reference purposes) With an external 2SB921 Transistor ICONT VO2 OFF RREJ2 0.2 CCN = 1μF, f = 120Hz, 11.2V ≤ VCC ≤ 18V 70 V V dB Continued on next page. No.A0371-2/12 LA5647H Continued from preceding page. Parameter Symbol Conditions Ratings min typ Unit max COM8V output [VCC = 13.2V, VSTBY = 5V, IO3 = 100mA] Output voltage VO3 Dropout voltage VDROP3 Line regulation ΔVOLN3 9.9V ≤ VCC ≤ 18V Load regulation ΔVOLD3 0 ≤ IO3 ≤ 100mA Peak output current Output shorted current 7.6 VO2 = 7.6V IOP3 8 8.4 V 1.0 1.4 V 50 75 mV 100 150 100 IOSC3 mV mA 230 mA (for reference purposes) Output off voltage VO3 OFF 0.2 V TAPE8V output [VCC = 13.2V, VSTBY = 5V, IO4 = 30mA] Output voltage VO4 8 8.4 V Dropout voltage VDROP4 VO2 = 7.6V 1.0 1.4 V Line regulation ΔVOLN4 9.9V ≤ VCC ≤ 18V 50 75 mV Load regulation ΔVOLD4 0 ≤ IO4 ≤ 30mA 100 150 Peak output current Output shorted current 7.6 IOP3 30 IOSC4 mV mA 60 mA (for reference purposes) Output off voltage VO4 OFF 0.2 V RD8V output [VCC = 13.2V, VSTBY = 5V, IO5 = 150mA] Output voltage VO5 8 8.4 V Dropout voltage VDROP5 VO2 = 7.6V 1.0 1.4 V Line regulation ΔVOLN5 9.9V ≤ VCC ≤ 18V 50 75 mV Load regulation ΔVOLD5 0 ≤ IO5 ≤ 150mA 100 150 Peak output current Output shorted current 7.6 IOP5 150 IOSC5 mV mA 320 mA (for reference purposes) Output off voltage VO5 OFF 0.2 V 8 8.4 V FM8V output [VCC = 13.2V, VSTBY = 5V, IO6 = 100mA] Output voltage VO6 Dropout voltage VDROP6 VO2 = 7.6V 1.0 1.4 V Line regulation ΔVOLN6 9.9V ≤ VCC ≤ 18V 50 75 mV Load regulation ΔVOLD6 0 ≤ IO6 ≤ 100mA 100 150 mV Peak output current Output shorted current 7.6 IOP6 100 IOSC6 mA 230 mA (for reference purposes) Output off voltage VO6 OFF Output voltage difference 2 ΔVODEF2 Between RD8V and FM8V, IO5 = 150mA 0.2 V 0.3 V V ACC5V output [VCC = 13.2V, VSTBY = 5V, IO7 = 100mA] Output voltage VO7 4.9 5.15 Dropout voltage VDROP7 VO2 = 4.65V 1.0 1.4 V Line regulation ΔVOLN7 6.6V ≤ VCC ≤ 18V 50 75 mV Load regulation ΔVOLD7 0 ≤ IO7 ≤ 100mA 100 150 mV Peak output current Output shorted current 4.65 IOP7 100 IOSC7 mA 220 mA (for reference purposes) Output off voltage VO7 OFF 0.2 V AMP+B output [VCC = 13.2V, VSTBY = 5V, IO9 = 100mA] Output voltage VO9 Dropout voltage VDROP9 Peak output current Output shorted current IOP9 IOSC9 11.7 12.2 1 V 1.5 100 V mA 170 mA (for reference purposes) Output off voltage VO9 OFF 0.2 V Continued on next page. No.A0371-3/12 LA5647H Continued from preceding page. Parameter Symbol Conditions Ratings min typ Unit max ANT+B output [VCC = 13.2V, VSTBY = 5V, IO10 = 100mA] Output voltage VO10 Dropout voltage VDROP10 Peak output current 11.7 1 IOP10 Output shorted current 12.2 V 1.5 100 IOSC10 V mA 170 mA (for reference purposes) Output off voltage VO10 OFF 0.2 V P1 (ILL) output [VCC = 13.2V, VSTBY = 5V, IO11 = 10mA] Dropout voltage VDROP11 Sink output current 0.4 IO11 0.8 10 V mA P2 (LCD) output [VCC = 13.2V, VSTBY = 5V, IO12 = 10mA] Dropout voltage VDROP12 Sink output current 0.4 IO11 0.8 10 V mA P3 (CAP MR) output [VCC = 13.2V, VSTBY = 5V, IO13 = 10mA] Dropout voltage VDROP13 Sink output current 0.4 IO13 0.8 10 V mA P4 (RSV) output [VCC = 13.2V, VSTBY = 5V, IO14 = 10mA] Dropout voltage VDROP14 Sink output current 0.4 IO14 10 0.8 V mA Overheat protection Operating temperature* TSD VO2 (COM10V) operation 150 175 °C VO3 to VO14 interlocked to VO2 Note) * for overheat protection indicates the design target value and not the measured value. Package Dimensions unit : mm (typ) 3234B HEAT SPREADER 15.2 (6.2) 0.65 10.5 7.9 15 (4.9) 28 14 1 0.8 2.0 0.25 0.3 2.7 0.1 (2.25) 2.45 max (0.8) SANYO : HSOP28HC(375mil) No.A0371-4/12 LA5647H Pin Assignment 1 ACC5V VDD5V 28 2 VCC COM10V 27 3 CONT STBY 26 4 CN1 LATCH 25 5 RST IN TP1(5V) 24 6 RST OUT 2.0 Pd max -- Ta Specified board : 114.3×76.1×1.6mm3 glass epoxy When mounted on a board 2.01 1.5 1.0 1.05 Independent IC 0.82 0.5 0.43 0 – 40 – 30 – 20 DATA 23 0 20 40 60 80 100 Ambient temperature, Ta – °C CLK 22 LA5647H 8 NC NC 21 9 P1(ILL) P3(CAP MR) 20 10 P2(LCD) P4(RSV) 19 11 CN2 COM8V 18 12 TAPE8V Pd max -- Ta 2.5 GND FM8V 17 13 AMP+B NC 16 14 ANT+B RD8V 15 Allowable power dissipation, Pd max – W 7 NC GND Allowable power dissipation, Pd max – W 2.5 2.37 paper phenol Set board (reference value) 2.29 2.0 glass epoxy 1.5 1.23 1.19 1.0 0.5 0 – 40 – 30 – 20 0 20 40 60 80 100 Ambient temperature, Ta – °C Top view No.A0371-5/12 LA5647H Block Diagram VCC 2 STBY 26 Start Up Start Up Vref Error amp Vref 28 VDD5V 6 T.S.D RST OUT 5 RST IN CONT * Externally 3 Error amp COM8V 18 Error amp 27 C.L C.L COM10V 4 CN1 Error amp 22 CLK C.L 12 bit SW CN2 11 Error amp RD8V 15 C.L 12 bit Shift register TAPE8V 12 23 DATA 25 LATCH C.L C.L Error amp 14 ANT+B C.L Latch FM8V 17 13 AMP+B 20 P3(CAP MR) Error amp ACC5V 1 C.L 19 P4(RSV) 24 * GND * Frame TP1(5V) 10 9 * P2(LCD) P1(ILL) GND * Frame * External PNPTr is 2SB921 or equivalent under application. No.A0371-6/12 LA5647H Pin Functions Pin No. Functions 1 4.9V 100mA (ACC 5V) • Stabilized 5V system and 8V system power supply outputs Description 11 CN2 • The on/off state of CD5V is controlled by STBY and other 12 8V 30mA (TAPE 8V) 15 8V 150mA (RD 8V) Application examples 17 8V 100mA (FM 8V) Pin 1 : ACC5V, digital 5V 18 8V 100mA (COM 8V) Pin 11 : Insert a capacitor of about 10μF between this pin and Equivalent Circuit VCC systems by the serial data, respectively. pin 12 to improve the TAPE8V ripple rejection. This pin controls the pin 12 output voltage. Set this pin to about 1 12 15 17 18 8V:27kΩ 5V:15kΩ 7V by inserting a resistor between this pin and ground if impulse noise from the Dolby IC occurs in cranking mode. 5.1kΩ Pin 12 : TAPE8V Pin 15 : 9 pro VCC as 9 RD 8V Pin 17 : FM8V power supply for use with a band switch Pin 18 : COM8V power supply for an electronic volume/tone control circuit. * : Note that total of Pd must not exceed the rating of the IC. 3 VCC CONT 4 CN1 2 11 Only applies to the pin 12 output block Pin 2 : Power supply * : This pin must be at the same voltage level as the VCC 2 emitter of the external transistor. 10kΩ Pin 3 : Bias for the external Transistor. The maximum sink current is 20mA. Pin 4 : Ripple rejection for each of the power supply systems. VCC To increase the rejection capacity, insert a 1μF capacitor between this pin and pin 27. This pin controls the COM10V output voltage. The voltage is set to 10V internally. 27 COM10V 3 Pin 27 : The 10V power supply used for CD power, tuner VT, cassette loading, LCD, and ILL illumination. 100Ω • Used as the power supply for internal 8V and 5V (except VDD5V) systems. • The output voltage can be controlled with the CN1 VCC 2.2kΩ pin. • The ripple rejection can be improved at the CN1 pin. 27 VCC 35kΩ 13kΩ 4 5.1kΩ 5 RST IN • Voltage detection input: pin 6 is the corresponding output. VCC • Internal reference voltage : 1.25V, typical. • Used for +B detection, Acc detection, and other purposes by resistor voltage division of the +B level. 5 Continued on next page. No.A0371-7/12 LA5647H Continued from preceding page. Pin No. Functions Description RST OUT 7 NC 8 NC 16 NC 21 NC 9 P1 (ILL) 10 P2 (LCD) 19 P4 (CAP MR) Pin 9 : ILL illumination on/off control 20 P3 (RSV) Pin 10 : LCD illumination on/off control 14 VCC100mA (AMP+B) VCC100mA (ANT+B) 6 • The on/off state of these systems is controlled by the serial VCC data. Pins 19 and 20 : Used for other applications. 13 Equivalent Circuit • Reset signal output to microcontroller and other circuits. 6 9 10 19 20 • VCC-1V unstabilized outputs that can provide 100mA. • The on/off state of these outputs can be controlled with serial VCC data. • Used with the ANT+B and AMP+B systems. 13 14 • The serial data received over this serial interface controls the 22 CLK 23 DATA outputs other than COM10V, CD5V, and VDD5V. It also 25 LATCH controls the on/off state of P1 to P4. VCC 22 23 25 24 TP1 (5V) 2kΩ • Monitors the power supply used for the internal logic circuits COM10V (the CLK, DATA, and LATCH inputs and on/off control). 24 15kΩ 2kΩ 5.1kΩ Continued on next page. No.A0371-8/12 LA5647H Continued from preceding page. Pin No. 26 Functions STBY Description Equivalent Circuit • Controls the running/stopped state of this IC. VCC • When low, only VDD5V operates. All other circuits are stopped. • When high, only COM10V and VDD5V operate unconditionally. All other outputs are controlled by the serial data. 40kΩ 26 40kΩ 28 VDD 5V • When +B is applied to the VCC2 pin, 5V is output. • Used as the power supply system for systems, such as the 28 20kΩ VCC microcontroller, that require memory backup. • IQ = 150 to 180μA • The current flowing into pin 28 when VCC is off, is minimal. Frame GND Connected to the IC substrate (lowest potential) No.A0371-9/12 LA5647H Output Timing Chart Application system power supply off BAT OPEN ACC OFF ACC ON ILL Application system power supply on FM AM CD TAPE Application system power supply off AUX ACC ON ACC OFF BAT OPEN ILL VCC input Output when VCC is applied. VDD5V Operates COM10V and the control circuits. STBY input Synchronized with the STBY COM10V The following output are controlled by the serial data. COM8V TAPE8V RD8V FM8V ACC5V AMP+B ANT+B P1(ILL) P2(LCD) P3(CAP MR) P4(RSV) No.A0371-10/12 LA5647H Control Timing and Data Formats Input the stipulated data to the CLK, DATA, and LATCH pins to control the outputs other than the VDD5V and COM10V. 1μs min 1μs min CLK 2μs min DATA D1 (COM8V) Latched on rising edge LATCH 1μs min Example 1 To Set COM8V On CLK Data (which is high at this point) is read in on CLK falling edge. DATA D12 (P4) Latched on rising edge LATCH Example 2 To Set P4 On DATA D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 Output COM8V TAPE8V RD8V FM8V ACC5V - AMP+B ANT+B P1 (ILL) P2 (LCD) P3 (CAPMR) P4 (RSV) No.A0371-11/12 LA5647H Specified Test Circuit 10μF 1 ACC5V + C07 Cin + C01 2 VCC 100μF VCC VDD5V 28 + 10μF COM10V 27 VSTBY 3 CONT C02 + 22μF STBY 26 + 2SB921 4 CN1 LATCH 25 Cn 1μF VRST Crst + 0.1μF 5 RST IN TP1(5V) 24 6 RST OUT Ctp + 0.01μF C03 + 10μF C06 + 10μF C05 + 10μF Logic signal generation DATA 23 10kΩ 7 NC GND 8 NC 9 P1(ILL) 10 P2(LCD) 11 CN2 C04 12 TAPE8V + 10μF CLK 22 LA5647H GND NC 21 P3(CAPMR) 20 P4(RSV) 19 COM8V 18 FM8V 17 13 AMP+B NC 16 14 ANT+B RD8V 15 SANYO Semiconductor Co.,Ltd. assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein. SANYO Semiconductor Co.,Ltd. strives to supply high-quality high-reliability products, however, any and all semiconductor products fail or malfunction with some probability. It is possible that these probabilistic failures or malfunction could give rise to accidents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO Semiconductor Co.,Ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require the export license from the authorities concerned in accordance with the above law. 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SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of July, 2007. Specifications and information herein are subject to change without notice. PS No.A0371-12/12