NXP PMIC solution for AG55xQ series module
Application note detailing a power management solution for Quectel AG55xQ 5G NR modules using the NXP FS56 automotive-grade PMIC.
Overview
This document describes a power management solution for the Quectel AG55xQ series, an automotive-grade 5G NR Sub-6 GHz module based on the Qualcomm SA515M chipset. The design utilizes the NXP FS56, an AEC-Q100 Grade 1 qualified PMIC, to provide necessary power rails. The application note outlines a power tree where BUCK1 provides 5.0V for VBAT_CV2X and BUCK2 provides 3.8V for VBAT_BB and VBAT_RF. It includes detailed power mode control strategies for ultra-low power consumption, a complete schematic for a 440 kHz switching frequency configuration, and a comprehensive Bill of Materials (BOM) featuring components from NXP, Nexperia, TDK, and Murata.
Use Cases
- Telematics Control Units (TCU)
- Telematics Boxes (T-Box)
- Advanced Driver-Assistance Systems (ADAS)
- C-V2X (V2V, V2I, V2P) systems
- On-Board Units (OBU)
- Roadside Units (RSU)
Topics
Referenced Parts
GCM32EC71H106KA03
Murata
CAP CER 10 μF 50 V 10% X7S AEC-Q200 1210 MURATA C1,C7,C8,C14,C15
GRT155C71A225KE13
Murata
CAP CER 2.2 μF 10 V 10% X7S AEC-Q200 0402 MURATA C3
PFS5600AMBAAES
NXP
IC VREG DCDC BUCK DUAL 3-5.5V 3A/10A 2.7-40V AEC-Q100 QFN32 NXP U1
BUK9M20-40H
Nexperia
Example: BUK9M20-40H
BUK9M3R3-40H
Nexperia
Example: BUK9M3R3-40H
BUK9M9R5-40H
Nexperia
Example: BUK9M9R5-40H
NVTFS5C471NL
ON Semiconductor
Example: NVTFS5C471NL
AG55xQ
Quectel
AG55xQ is a series of automotive-grade 5G NR Sub-6 GHz modules
SA515M
Qualcomm
based on Qualcomm SA515M chipset which developed by Quectel
RCOMP1
Bourns
1.5 K 1 CR0603-JW-152ELF RES MF 1.5K 1/10 W 5% 0603 BOURNS RCOMP1
CCOMP1
Kemet
0.022 μF 1 C0603C223J5RACTU CAP CER 0.022 μF 50 V 5% X7R 0603 KEMET CCOMP1
CHF1
Kemet
20 pF 1 C0603C200F5GACTU CAP CER 20 pF 50 V C0G 1% 0603 KEMET CHF1
V2X
NXP
[3] NXP V2X solutions
10A
Maxim
is 3.5A current capability with internal Mosfet. Buck2 is 10A maximum current capability
QFN32
NXP
Q100 QFN32 NXP U1
| CR0603-JW-152ELF | Bourns | RES MF 1.5K 1/10 W 5% 0603 BOURNS RCOMP1 |
| C0603C200F5GACTU | Kemet | CAP CER 20 pF 50 V C0G 1% 0603 KEMET CHF1 |
| C0603C223J5RACTU | Kemet | CAP CER 0.022 μF 50 V 5% X7R 0603 KEMET CCOMP1 |
| RK73H1ETTP2201F | KOA Speer | RES MF 2.2K 1/10 W 1% AEC-Q200 0402 KOA SPEER R1,R2 |
| GCM155C71A105KE38D | Murata | CAP CER 1 μF 10 V 10% X7S AEC-Q200 0402 MURATA C2 |
| GCM155R71H104KE02D | Murata | CAP CER 0.1 μF 50 V 10% X7R AEC-Q200 0402 MURATA C4,C5,C6,C13 |
| BUK9K18-40E | Nexperia | Dual logic level N-channel MOSFET in an LFPAK56D Nexperia Q1, Q2 |
| ERA-2AEB512X | Panasonic | RES MF 5.1K 1/16 W 0.1% 0402 PANASONIC R3,R4 |
| CGA6P1X7R1C226M250AC | TDK | CAP CER 22 μF 16 V 20% X7R AEC-Q200 1210 TDK C9,C10,C11,C12,C16,C17,C18,C19 |
| SPM10065VT-6R8M-D | TDK | IND PWR 6.8 μH@100 KHz 10.2 A 20% AEC-Q200 SMT TDK L1 |
| SPM12565VT-4R7M-D | TDK | IND PWR 4.7 μH@100 KHz 14.0 A 20% AEC-Q200 SMT TDK L2 |
| CRCW04021M00FKED | Vishay | RES MF 1.0M 1/16 W 1% AEC-Q200 0402 VISHAY R5,R7 |
| WSK2512R0200FEA | Vishay | RES MF 0.02 OHM 1 W 1% AEC-Q200 2512 VISHAY R6 |
| GCM32EC71H106KA03 | Murata | CAP CER 10 μF 50 V 10% X7S AEC-Q200 1210 MURATA C1,C7,C8,C14,C15 |
| GRT155C71A225KE13 | Murata | CAP CER 2.2 μF 10 V 10% X7S AEC-Q200 0402 MURATA C3 |
| PFS5600AMBAAES | NXP | IC VREG DCDC BUCK DUAL 3-5.5V 3A/10A 2.7-40V AEC-Q100 QFN32 NXP U1 |
| BUK9M20-40H | Nexperia | Example: BUK9M20-40H |
| BUK9M3R3-40H | Nexperia | Example: BUK9M3R3-40H |
| BUK9M9R5-40H | Nexperia | Example: BUK9M9R5-40H |
| NVTFS5C471NL | ON Semiconductor | Example: NVTFS5C471NL |
| AG55xQ | Quectel | AG55xQ is a series of automotive-grade 5G NR Sub-6 GHz modules |
| SA515M | Qualcomm | based on Qualcomm SA515M chipset which developed by Quectel |
| RCOMP1 | Bourns | 1.5 K 1 CR0603-JW-152ELF RES MF 1.5K 1/10 W 5% 0603 BOURNS RCOMP1 |
| CCOMP1 | Kemet | 0.022 μF 1 C0603C223J5RACTU CAP CER 0.022 μF 50 V 5% X7R 0603 KEMET CCOMP1 |
| CHF1 | Kemet | 20 pF 1 C0603C200F5GACTU CAP CER 20 pF 50 V C0G 1% 0603 KEMET CHF1 |
| V2X | NXP | [3] NXP V2X solutions |
| 10A | Maxim | is 3.5A current capability with internal Mosfet. Buck2 is 10A maximum current capability |
| QFN32 | NXP | Q100 QFN32 NXP U1 |