ADP5050

5-Channel Integrated Power Solution with Quad Buck Regulators and 200 mA LDO Regulator Data Sheet FEATURES Wide input voltage range: 4.5 V to 15 V ±1.5% output accuracy over full temperature range 250 kHz to 1.4 MHz adjustable switching frequency Adjustable/fixed output options via factory fuse or I2C interface I2C interface with interrupt on fault conditions Power regulation Channel 1 and Channel 2: programmable 1.2 A/2.5 A/4 A sync buck regulators with low-side FET driver Channel 3 and Channel 4: 1.2 A sync buck regulators Channel 5: 200 mA low dropout (LDO) regulator Single 8 A output (Channel 1 and Channel 2 operated in parallel) Dynamic voltage scaling (DVS) for Channel 1 and Channel 4 Precision enable with 0.8 V accurate threshold Active output discharge switch Programmable phase shift in 90° steps Individual channel FPWM/PSM mode selection Frequency synchronization input or output Optional latch-off protection on OVP/OCP failure Power-good flag on selected channels Low input voltage detection Overheat detection on junction temperature UVLO, OCP, and TSD protection 48-lead, 7 mm × 7 mm LFCSP package −40°C to +125°C junction temperature C1 C0 FB1 PVIN1 ADP5050 TYPICAL APPLICATION CIRCUIT ADP5050 VREG VDD SYNC/MODE INT VREG OSCILLATOR 100mA RT 4.5V TO 15V C2 COMP1 EN1 SS12 CHANNEL 1 BUCK REGULATOR (1.2A/2.5A/4A) BST1 SW1 VREG DL1 PGND DL2 RILIM1 RILIM2 Q2 CHANNEL 2 BUCK REGULATOR (1.2A/2.5A/4A) VREG SW2 BST2 EN2 FB2 C6 L2 VOUT2 C7 Q1 C3 L1 VOUT1 C4 C5 PVIN2 COMP2...