Datasheet STPMIC1 (STMicroelectronics) - 4

制造商STMicroelectronics
描述Highly integrated power management IC for micro processor units
页数 / 页141 / 4 — STPMIC1. Recommended external components. 2.1. Table 2. Passive …
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STPMIC1. Recommended external components. 2.1. Table 2. Passive components. Component. Manufacturer. Part number. Value. Size. DS12792

STPMIC1 Recommended external components 2.1 Table 2 Passive components Component Manufacturer Part number Value Size DS12792

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STPMIC1 Recommended external components 2.1 Recommended external components Table 2. Passive components Component Manufacturer Part number Value Size
CVIN, CLDO1OUT, CLDO2OUT, CLDO4OUT, CLDO5OUT, CLDO6OUT, CINTLDO GRM155R60J475ME47#(1) 4.7 µF 0402 CVLXBST, CBUCK1IN, CBUCK2IN, CBUCK3IN, CBUCK4IN, GRM188R61A106KE69D 10 µF 0603 CLDO3IN, CLDO3OUT(2) CLDO16IN, CLDO25IN, CVREF GRM155R61E105KA12 1 µF 0402 Murata CVBUSOTG GRM188R61C475KE11# 4.7 µF 0603 CBSTOUT, CVOUT1, CVOUT2, CVOUT3, CVOUT4 GRM188R60J226MEA0 22 µF 0603 CSWOUT GRM31CR60J227ME11L 220 µF 0603 LX1, LX2, LX3, LX4, LXB DFE252012P-1R0M=P2 1 µH 1008 1. # is the last P/N digit; it indicates a package specification code. 2. 4.7 µF normal mode - 10 µF sink/source mode - no cap bypass mode. Note: All the components above refer to a typical application. Operation of the device is not limited to the choice of these external components.
DS12792
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Rev 2 page 4/141
Document Outline Features Applications Description 1 Device configuration table 2 Typical application schematic 2.1 Recommended external components 2.2 Pinout and pin description 3 Electrical and timing characteristics 3.1 Absolute maximum ratings 3.2 Thermal characteristics 3.3 Consumption in typical application scenarios 3.4 Electrical and timing parameters 3.5 Application board curves 4 Power regulators and switch description 4.1 Overview 4.2 LDO regulators 4.2.1 LDO regulators - common features 4.2.2 LDO regulators - special features 4.2.3 LDO output voltage settings 4.3 DDR memory sub-system examples 4.3.1 Powering lpDDR2/lpDDR3 memory 4.3.2 Powering DDR3/DDR3L memory 4.4 Buck converters 4.4.1 BUCK general description 4.4.2 BUCK output voltage settings 4.5 Boost converter and power switches 4.5.1 Boost converter 4.5.2 PWR_USB_SW and PWR_SW power switches 4.6 USB sub-system examples 5 Functional description 5.1 Overview 5.2 Functional state machine 5.2.1 Main state machine diagram 5.2.2 State explanations 5.3 POWER_UP, POWER_DOWN sequence 5.4 Feature description 5.4.1 VIN conditions and monitoring 5.4.2 Turn-ON conditions 5.4.3 Turn-OFF conditions and restart_request 5.4.4 Reset and mask_reset option 5.4.5 Power control modes (MAIN / ALTERNATE) 5.4.6 Thermal protection 5.4.7 Overcurrent protection (OCP) 5.4.8 BOOST overvoltage protection 5.4.9 Watchdog feature 5.5 Programming 5.5.1 I2C interface 5.5.2 Non-volatile memory (NVM) 6 Register description 6.1 User register map 6.2 Status registers 6.2.1 Turn-ON status register (TURN_ON_SR) 6.2.2 Turn-OFF status register (TURN_OFF_SR) 6.2.3 Overcurrent protection LDO turn-OFF status register (OCP_LDOS_SR) 6.2.4 Overcurrent protection buck turn-OFF status register (OCP_BUCKS_BSW_SR) 6.2.5 Restart status register (RESTART_SR) 6.2.6 Version status register (VERSION_SR) 6.3 Control registers 6.3.1 Main control register (MAIN_CR) 6.3.2 Pads pull control register (PADS_PULL_CR) 6.3.3 Bucks pull-down control register (BUCKS_PD_CR) 6.3.4 LDO1-4 pull-down control register (LDO14_PD_CR) 6.3.5 LDO5/6 pull-down control register (LDO56_VREF_PD_CR) 6.3.6 PWR_SWOUT and VIN control register (SW_VIN_CR) 6.3.7 PONKEYn turn-OFF control register (PKEY_TURNOFF_CR) 6.3.8 Mask reset Buck control register (BUCKS_MRST_CR) 6.3.9 Mask reset LDO control register (LDOS_MRST_CR) 6.3.10 Watchdog control register (WDG_CR) 6.3.11 Watchdog timer control register (WDG_TMR_CR) 6.3.12 Bucks OCP turn-OFF control register (BUCKS_OCPOFF_CR) 6.3.13 LDO OCP turn-OFF control register (LDOS_OCPOFF_CR) 6.4 Power supplies control registers 6.4.1 BUCKx MAIN mode control registers (BUCKx_MAIN_CR) (x=1…4) 6.4.2 REFDDR MAIN mode control register (REFDDR_MAIN_CR) 6.4.3 LDOx MAIN mode control registers (LDOx_MAIN_CR) (x=1, 2, 5, 6) 6.4.4 LDO3 MAIN mode control register (LDO3_MAIN_CR) 6.4.5 LDO4 MAIN mode control register (LDO4_MAIN_CR) 6.4.6 BUCKx ALTERNATE mode control registers (BUCKx_ALT_CR)(x=1..4) 6.4.7 REFDDR ALTERNATE mode control register (REFDDR_ALT_CR) 6.4.8 LDOx ALTERNATE mode control registers (LDOx_ALT_CR) (x=1, 2, 5, 6) 6.4.9 LDO3 ALTERNATE mode control register (LDO3_ALT_CR) 6.4.10 LDO4 ALTERNATE mode control register (LDO4_ALT_CR) 6.4.11 Boost/switch control register (BST_SW_CR) 6.5 Interrupt registers 6.5.1 Overall interrupt register behavior 6.5.2 Interrupt pending register 1 (INT_PENDING_R1) 6.5.3 Interrupt pending register 2 (INT_PENDING_R2) 6.5.4 Interrupt pending register 3 (INT_PENDING_R3) 6.5.5 Interrupt pending register 4 (INT_PENDING_R4) 6.5.6 Interrupt debug latch registers (INT_DBG_LATCH_Rx) 6.5.7 Interrupt clear registers (INT_CLEAR_Rx) 6.5.8 Interrupt mask registers (INT_MASK_Rx) 6.5.9 Interrupt set mask registers (INT_SET_MASK_Rx) 6.5.10 Interrupt clear mask registers (INT_CLEAR_MASK_Rx) 6.5.11 Interrupt source register 1 (INT_SRC_R1) 6.5.12 Interrupt source register 2 (INT_SRC_R2) 6.5.13 Interrupt source register 3 ( INT_SRC_R3) 6.5.14 Interrupt source register 4 ( INT_SRC_R4) 6.6 NVM registers 6.6.1 NVM status register (NVM_SR) 6.6.2 NVM control register (NVM_CR) 6.7 NVM shadow registers 6.7.1 NVM main control shadow register (NVM_MAIN_CTRL_SHR) 6.7.2 NVM BUCK rank shadow register (NVM_BUCKS_RANK_SHR) 6.7.3 NVM LDOs rank shadow register 1 (NVM_LDOS_RANK_SHR1) 6.7.4 NVM LDOs rank shadow register 2 (NVM_LDOS_RANK_SHR2) 6.7.5 NVM BUCKs voltage output shadow register (NVM_BUCKS_VOUT_SHR) 6.7.6 NVM LDOs voltage output shadow register 1 (NVM_LDOS_VOUT_SHR1 6.7.7 NVM LDOs voltage output shadow register 2 (NVM_LDOS_VOUT_SHR2) 6.7.8 NVM device address shadow register (I2C_ADDR_SHR) 7 Package information 7.1 WFQFN 44L (5X6X0.8) package information 8 Marking composition 9 Ordering information Revision history