EVALUATION KIT AVAILABLE MAX77826 Power Management IC General Description Benefits and Features The MAX77826 is a subpower management IC for the Compact Total Solution Size Allows More Peripheral latest 3G/4G smartphones and tablets. The MAX77826 Devices in Smartphones and Tablets contains a high-efficiency BUCK regulator, a BUCK 3A High-Efficiency BUCK Regulator 2 BOOST regulator and 15 LDOs to power up peripherals. DVS (Dynamic Voltage Scaling) Through HS I C The MAX77826 also provides power on/off control logic 1% (typ) Output Voltage DC Accuracy 2 Low Power Mode and an I C serial interface to program individual regulator output voltages and on/off control for complete flexibility. 2A BUCK BOOST Regulator 15 Linear Regulators with Remote Cap The linear regulators support a remote cap feature and 3 NMOS LDOs (V Range: 0.6V to 2.1875V OUT provide greater than 70dB PSRR and less than 45V RMS with 12.5mV Step) noise. 1 x 150mA 2 The MAX77826 features I C-compatible, 2-wire serial 1 x 450mA interface that comprises a bidirectional serial data line 1 x 600mA (SDA) and a serial clock line (SCL). The MAX77826 sup- 6 PMOSLV LDOs (V Range: 0.8V to 3.975V OUT ports SCL clock rates up to 3.4MHz. with 25mV Step) 3 x 150mA Applications 3 x 300mA GSM, GPRS, EDGE, CDMA WCDMA, and LTE 6 PMOSLS LDOs (V Range: 0.8V to 3.975V OUT Smartphones and Tablets with 25mV Step) 3 x 150mA Ordering Information appears at end of data sheet. 3 x 300mA 1.5% Typical Output Voltage DC Accuracy 70dB PSRR at 1kHz Low Power Mode with 2A (typ) for all LDOs Simple Management of Power-Up/Down Sequence, Output Voltage Setting, and Fault Detection 2 High-Speed (Up to 3.4MHz) I C Serial Interface 19-6893 Rev 1 7/15MAX77826 Power Management IC Absolute Maximum Ratings SYS, V , INL1, INL2, INL3, LDO1, LDO2 to GND .............................-0.3V to (V + 0.3V) IO INL1 INL4, INL5 to GND ...........................................-0.3V to +6.0V LDO3 to GND .........................................-0.3V to (V + 0.3V) INL2 INB to PGNDB......................................................-0.3V to +6.0V LDO4, LDO5, LDO6, LDO7, LDO8, INBB, OUTBB to PGNDBB ..................................-0.3V to +6.0V LDO9 to GND .....................................-0.3V to (V + 0.3V) INL3 PGNDB, PGNDBB to GND ..................................-0.3V to +0.3V LDO10, LDO11 to GND ..........................-0.3V to (V + 0.3V) INL4 IRQB, CE, SDA, SCL to GND ................. -0.3V to (V + 0.3V) LDO12, LDO13, LDO14, VIO FB B, ENBB, ENB, ENL12, LDO15 to GND ...................................-0.3V to (V + 0.3V) INL5 REFBYP to GND ................................ -0.3V to (V + 0.3V) LXB Continuous RMS Current (Note 1) ..................................3A SYS FB BB to PGNDBB ............................-0.3V to (V + 0.3V) LXBB1/LXBB2 Continuous RMS Current (Note 1) ..............3.3A OUTBB LXB to PGNDB ........................................ -0.3V to (V + 0.3V) Operating Temperature Range ........................... -40C to +85C INB LXBB1 to PGNDBB ............................... -0.3V to (V + 0.3V) Junction Temperature ......................................................+150C INBB LXBB2 to PGNDBB ............................-0.3V to (V + 0.3V) Storage Temperature Range ............................ -65C to +150C OUTBB Soldering Temperature (reflow) .......................................+260C Note 1: LX node has internal clamp diodes to PGND and INB . Applications that give forward bias to these diodes should ensure that the total power loss does not exceed ICs package power dissipation limits. (Note 2) Package Thermal Characteristics WLP Junction-to-Ambient Thermal Resistance ( ) ..........37C/W JA Note 2: Package thermal resistances were obtained using the method described in JEDEC specification JESD51-7, using a four-layer board. For detailed information on package thermal considerations, refer to www.maximintegrated.com/thermal-tutorial. General Electrical Characteristics (V = V = +3.7V, V = 1.8V, T = -40C to +85C, unless otherwise noted.) SYS IN IO A VPARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Shutdown Supply Current I CE = low 2.5 10 A SHDN SYS Standby Current I CE = high and all regulators are off 35 A Q SYS Shutdown V Current I All regulators are off 0 A IO SHDN VIO BUCK is on in normal mode No Load Supply Current 1 I 60 A NO LOAD1 (no switching) BUCK and BUCK BOOST are on in No Load Supply Current 2 I 120 A NO LOAD2 normal mode (no switching) All regulators are on in normal No Load Supply Current 3 I 400 700 A NO LOAD3 mode (no switching) V UNDERVOLTAGE LOCKOUT SYS V V rising 2.375 2.50 2.625 UVLO R SYS V Undervoltage Lockout SYS V Threshold V V falling (default) 2.05 UVLO F SYS REFERENCE REFBYP Output Voltage 0.786 0.80 0.814 V REFBYP Supply Rejection 2.7V V 5.5V 0.2 mV/V SYS Maxim Integrated 2 www.maximintegrated.com