米6体育平台手机版

ZHCSOF7B september 2022 – june 2023 TPS25990

PRODUCTION DATA

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机械数据 (封装 | 引脚)

RQP|26
- MPQF569A

散热焊盘机械数据 (封装 | 引脚)

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7.12 Typical Characteristics

Figure 7-1 ON Resistance Across Temperature

Figure 7-3 VIN Undervoltage Thresholds Across Temperature

Figure 7-5 VIN Undervoltage Thresholds Across Temperature (VIN_UV_FLT = 0x8D)

Figure 7-7 VIN Overvoltage Protection Threshold Across Temperature (VIN_OV_FLT = 0x01)

Figure 7-9 EN/UVLO Based Turn-off Thresholds Across Temperature

Figure 7-11 IMON Gain Across Load and Temperature

Figure 7-13 VIREF DAC Transfer Function

Figure 7-15 ILIM Gain Across Load and Temperature

Figure 7-17 Scalable Fast-trip Threshold Ratio Across Temperature (Steady-state)

Figure 7-19 Fixed Fast-trip Threshold Across Temperature

Figure 7-21 Backup Overcurrent Protection Threshold (Steady-state) Accuracy

Figure 7-23 DVDT Gain Across Temperature

Figure 7-25 ADC Histogram (Mid-scale Analog Input)

Figure 7-27 General Purpose DAC2 Transfer Function

Figure 7-29 SWEN/General Purpose Input Pin Logic Thresholds Across Temperature

Figure 7-31 QOD Sink Current Across Temperature

Figure 7-33 Junction Temperature vs Load Current (With Air-Flow)

IN hot-plugged to 12 V supply. C_OUT = 18 mF, C_dVdt = 33 nF, Insertion Delay programmed to 25 ms (INS_DLY = 0x01)

Figure 7-35 Input Hot Plug

IN supply held steady at 12 V, EN pin held high, PMBus OPERATION OFF Command. C_OUT = 18 mF, C_dVdt = 33 nF

Figure 7-37 Power Down Using PMBus Command

IN supply held steady at 12 V, EN pin held high, PMBus POWER_CYCLE Command. C_OUT = 18 mF, C_dVdt = 33 nF, Default delay setting (RETRY_CONFIG[2:0] = 000b)

Figure 7-39 Power Cycle Using PMBus Command

IN supply held steady at 12 V, EN pin toggled from high to low. C_OUT = 18 mF, C_dVdt = 33 nF, I_LOAD = 50 A

Figure 7-41 Power Down Using EN

IN supply held steady at 12 V, EN pin pulled down to 1 V for > 5 ms. C_OUT = 18 mF, C_dVdt = 33 nF, I_LOAD = 0 A

Figure 7-43 Power Down Using EN With Output Discharge

VIN Overvoltage rising threshold programmed to 13.78 V (VIN_OV_FLT = 0x0B), EN held high, IN supply ramped up from 12 V to 15 V and then ramped down again to 12 V. C_OUT = 18 mF, C_dVdt = 33 nF

Figure 7-45 Input Overvoltage Protection

IN supply held steady at 12 V, EN toggled from low to high. C_OUT = 18 mF, C_dVdt = 33 nF, DVDT scaling at 100 % (default, DEVICE_CONFIG[10:9] = 10b)

Figure 7-47 Inrush Current Control

IN supply held steady at 12 V, EN toggled from low to high. C_OUT = 18 mF, C_dVdt = 33 nF, Default PG delay setting (DEVICE_CONFIG[15] = 0b)

Figure 7-49 Power Good Assertion

Device in steady-state, Load current ramped up from 50 A to 70 A for 10 ms and then ramped down to 50 A. OCP threshold set to 55 A, Overcurrent blanking delay set to 15 ms (OC_TIMER = 0x89)

Figure 7-51 Transient Overcurrent Blanking

Device in steady-state, Load current ramped up from 50 A to 70 A for > 15 ms. OCP threshold set to 55 A, Overcurrent blanking delay set to 15 ms (OC_TIMER = 0x89), Latch-off configuration (Default, RETRY_CONFIG[5:3] = 000b)

Figure 7-53 Fault Response - Latch-off

Device in steady-state, Load current ramped up from 50 A to 70 A for 100 ms and then ramped down to 0 A. OCP threshold set to 55 A, Overcurrent blanking delay set to 15 ms (OC_TIMER = 0x89), Auto-retry 4 times configuration (RETRY_CONFIG[5:3] = 010b), Auto-retry delay set to 55 ms (RETRY_CONFIG[2:0] = 000b)

Figure 7-55 Fault Response Followed By Recovery With Auto-retry

Device in steady-state, OUT shorted to GND. OCP threshold set to 55 A, Short-circuit fast recovery disabled (Default, DEVICE_CONFIG[13] = 0b)

Figure 7-57 Short-Circuit Protection During Steady-state

Device in steady-state, OUT shorted to GND. OCP threshold set to 55 A, Short-circuit fast recovery enabled (Default, DEVICE_CONFIG[13] = 1b)

Figure 7-59 Short-Circuit Protection During Steady-state With Fast Recovery Enabled

Figure 7-2 VDD Undervoltage Thresholds Across Temperature

Figure 7-4 VIN Undervoltage Thresholds Across Temperature (VIN_UV_FLT = 0x38)

Figure 7-6 VIN Overvoltage Protection Threshold Across Temperature (VIN_OV_FLT = 0x0E (Default))

Figure 7-8 VIN Overvoltage Protection Threshold Across Temperature (VIN_OV_FLT = 0x0B)

Figure 7-10 EN/UVLO Based Shutdown Thresholds Across Temperature

Figure 7-12 IMON Gain Accuracy Across Process, Voltage and Temperature Corners

Figure 7-14 Steady-state Overcurrent Protection Threshold (Circuit-Breaker) Accuracy

Figure 7-16 Startup Overcurrent Protection Threshold (Current Limit) Accuracy

Figure 7-18 Scalable Fast-trip Threshold Ratio Across Temperature (Startup)

Figure 7-20 Backup Overcurrent Protection Threshold (Startup) Accuracy

Figure 7-22 DVDT Pin Charging Current Across Temperature

ADC high performance mode (DEVICE_CONFIG[3] = 1)

Figure 7-24 ADC INL

Figure 7-26 General Purpose DAC1 Transfer Function

Figure 7-28 General Purpose Comparators Reference DAC Transfer Function

Figure 7-30 PGOOD/FLT/General Purpose Output Pin Logic Level Across Temperature

Figure 7-32 Junction Temperature vs Load Current (No Air-Flow)

EN held high, IN supply ramped up to 12 V. C_OUT = 18 mF, C_dVdt = 33 nF

Figure 7-34 Power Up Using Supply

IN hot-plugged to 12 V supply. C_OUT = 18 mF, C_dVdt = 33 nF, Insertion Delay programmed to 560 ms (INS_DLY = 0x07)

Figure 7-36 Input Hot Plug

IN supply held steady at 12 V, EN pin held high, PMBus OPERATION ON Command. C_OUT = 18 mF, C_dVdt = 33 nF

Figure 7-38 Power Up Using PMBus Command

IN supply held steady at 12 V, EN pin toggled from low to high. C_OUT = 18 mF, C_dVdt = 33 nF

Figure 7-40 Power Up Using EN

IN supply held steady at 12 V, EN pin toggled from high to low. C_OUT = 18 mF, C_dVdt = 33 nF, I_LOAD = 0 A

Figure 7-42 Power Down Using EN Without Output Discharge

VIN Undervoltage falling threshold programmed to 10.8 V (VIN_UV_FLT = 0x8D), EN held high, IN supply ramped down from 12 V to 10.5 V and then ramped up again to 12 V. C_OUT = 18 mF, C_dVdt = 33 nF

Figure 7-44 Input Undervoltage Protection

VIN Overvoltage rising threshold programmed to 13.78 V (VIN_OV_FLT = 0x0B), EN held high, IN supply ramped up from 12 V to 15 V and then ramped down again to 12 V. C_OUT = 18 mF, C_dVdt = 33 nF

Figure 7-46 Input Overvoltage Protection

IN supply held steady at 12 V, EN toggled from low to high. C_OUT = 18 mF, C_dVdt = 33 nF, DVDT scaling at 50 % (DEVICE_CONFIG[10:9] = 00b)

Figure 7-48 Inrush Current Control

IN supply held steady at 12 V, EN toggled from low to high. C_OUT = 18 mF, C_dVdt = 33 nF, Higher PG delay setting (DEVICE_CONFIG[15] = 1b)

Figure 7-50 Power Good Assertion

Device in steady-state, Load current ramped up from 50 A to 70 A for > 15 ms. OCP threshold set to 55 A, Overcurrent blanking delay set to 15 ms (OC_TIMER = 0x89)

Figure 7-52 Overcurrent Protection

Device in steady-state, Load current ramped up from 50 A to 70 A for 100 ms. OCP threshold set to 55 A, Overcurrent blanking delay set to 15 ms (OC_TIMER = 0x89), Auto-retry 1 times configuration (RETRY_CONFIG[5:3] = 001b), Auto-retry delay set to 55 ms (RETRY_CONFIG[2:0] = 000b)

Figure 7-54 Fault Response - Auto-retry

OUT shorted to GND. IN supply held steady at 12 V, EN pin toggled from low to high.

Figure 7-56 Power Up into Short-Circuit Protection

Device in steady-state, OUT shorted to GND. OCP threshold set to 55 A, Short-circuit fast recovery disabled (Default, DEVICE_CONFIG[13] = 0b)

Figure 7-58 Short-Circuit Protection During Steady-state

Sudden step in input supply voltage during steady-state causes output current spike without triggering a false fast-trip.

Figure 7-60 Input Line Transient Response