Datasheet VNF1048F (STMicroelectronics) - 6
| 制造商 | STMicroelectronics |
| 描述 | High-side switch Controller with intelligent fuse protection for 12 V, 24 V and 48 V automotive applications |
| 页数 / 页 | 52 / 6 — VNF1048F. Main electrical characteristics. 2.3. Table 4. Supply … |
| 文件格式/大小 | PDF / 2.6 Mb |
| 文件语言 | 英语 |
VNF1048F. Main electrical characteristics. 2.3. Table 4. Supply specification. Symbol. Parameter. Test conditions
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link to page 6
VNF1048F Main electrical characteristics 2.3 Main electrical characteristics
6 V < VS < 60 V; -40 °C < TJ < 150 °C, unless otherwise specified. All typical values refer to VS = 48 V; TJ = 25 °C, unless otherwise specified.
Table 4. Supply specification ID Symbol Parameter Test conditions Min. Typ. Max. Unit
1.1 VS Operating supply voltage 6 48 60 V 1.2 VS_EXT Extended operating supply voltage 100 ms max duration 6 70 V 1.3 VS_USD Under voltage shutdown 4.5 V 1.4 VS_USD_RES Under voltage shutdown reset 6 V 1.5 VS_USD_HYS Under voltage shutdown hysteresis 0.1 V Under voltage shutdown filtering 1.6 tVS_USD 33 µs time. 1.7 VSPI SPI I/Os supply voltage 3.0 5.5 V SPI supply current during frame 1.8 ISPI 3 mA communication 1.9 ISPI_STBY SPI supply current in standby state 5 µA fPWM = 1 Hz, QG = 250 nC, VS= 48 V, 8 11 mA OUT = V (1) S 1.10 IS(ON) Supply current (includes logic) fPWM = 1 Hz, QG = 250 nC, VS= 48 V, 12 mA OUT = VS VS = 48 V, Stand-by mode, 250 μA OUT = GND, Bypass switch OFF VS = 13 V, Stand-by mode 75 μA OUT = GND, Bypass switch OFF 1.11 IOUT Output current VS = 48 V, Unlocked mode 1.3 mA OUT=GND, Bypass switch OFF VS = 13 V, Unlocked mode 1.15 mA OUT=GND, Bypass switch OFF VS = 48 V, TJ = 25 °C, OUT = VS 80 µA Vs quiescent current (includes logic) VS = 48 V, TJ = 25 °C, OUT = GND 310 µA 1.12 IS_Q – independently from bypass switch condition VS = 13 V, TJ = 25 °C, OUT = VS 70 µA VS = 13 V, TJ = 25 °C, OUT = GND 130 µA Power-on reset threshold. Device 1.13 VS_POR_ON 2.5 V leaves the Reset mode Power-on shutdown threshold. 1.14 VS_POR_OFF 2.3 V Device enters Reset mode 1.15 VS_POR_HYST Power-on reset hysteresis 0.2 V VS>VS_POR_ON 1.16 tPWON Time from Power-on to stand-by 500 μs V3V3 external capacitor 1 μF 1. Measured in test mode with the charge pump off.
DS13084
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Rev 6 page 6/52
Document Outline 1 Block diagram and pin description 2 Electrical specification 2.1 Absolute maximum ratings 2.2 Thermal data 2.3 Main electrical characteristics 3 eFuse function 4 Self Test 4.1 Current Sense Self Test 4.2 External FET VDS Detection Self Test 4.3 External FET Stuck-on Self Test 5 Protections 5.1 Battery undervoltage shutdown 5.2 Device overtemperature shutdown 5.3 External MOSFET overtemperature shutdown 5.4 External MOSFET desaturation shut-down 5.5 Hard short circuit latch-off 5.6 Current vs time latch-off 5.7 Low Current Bypass desaturation shut-down 6 SPI functional description 6.1 SPI Communication 6.2 Signal description 6.3 SPI protocol 6.4 Operating code definition 6.5 Write mode 6.6 Read mode 6.7 Read and clear status command 6.8 SPI device information 6.9 Special commands 6.10 Global status byte 6.11 Address map 6.12 ROM memory map 6.13 Control registers 6.14 Status registers 6.15 Timeout watchdog 7 Operating modes 7.1 State Diagram 7.2 PowerON mode 7.3 Stand-by mode 7.4 WakeUp mode 7.5 Unlocked mode 7.6 Locked mode 7.7 Self-test mode 8 Application information 9 Package information 9.1 QFN32L 5x5 package information Revision history
VNF1048F Main electrical characteristics 2.3 Main electrical characteristics
6 V < VS < 60 V; -40 °C < TJ < 150 °C, unless otherwise specified. All typical values refer to VS = 48 V; TJ = 25 °C, unless otherwise specified.
Table 4. Supply specification ID Symbol Parameter Test conditions Min. Typ. Max. Unit
1.1 VS Operating supply voltage 6 48 60 V 1.2 VS_EXT Extended operating supply voltage 100 ms max duration 6 70 V 1.3 VS_USD Under voltage shutdown 4.5 V 1.4 VS_USD_RES Under voltage shutdown reset 6 V 1.5 VS_USD_HYS Under voltage shutdown hysteresis 0.1 V Under voltage shutdown filtering 1.6 tVS_USD 33 µs time. 1.7 VSPI SPI I/Os supply voltage 3.0 5.5 V SPI supply current during frame 1.8 ISPI 3 mA communication 1.9 ISPI_STBY SPI supply current in standby state 5 µA fPWM = 1 Hz, QG = 250 nC, VS= 48 V, 8 11 mA OUT = V (1) S 1.10 IS(ON) Supply current (includes logic) fPWM = 1 Hz, QG = 250 nC, VS= 48 V, 12 mA OUT = VS VS = 48 V, Stand-by mode, 250 μA OUT = GND, Bypass switch OFF VS = 13 V, Stand-by mode 75 μA OUT = GND, Bypass switch OFF 1.11 IOUT Output current VS = 48 V, Unlocked mode 1.3 mA OUT=GND, Bypass switch OFF VS = 13 V, Unlocked mode 1.15 mA OUT=GND, Bypass switch OFF VS = 48 V, TJ = 25 °C, OUT = VS 80 µA Vs quiescent current (includes logic) VS = 48 V, TJ = 25 °C, OUT = GND 310 µA 1.12 IS_Q – independently from bypass switch condition VS = 13 V, TJ = 25 °C, OUT = VS 70 µA VS = 13 V, TJ = 25 °C, OUT = GND 130 µA Power-on reset threshold. Device 1.13 VS_POR_ON 2.5 V leaves the Reset mode Power-on shutdown threshold. 1.14 VS_POR_OFF 2.3 V Device enters Reset mode 1.15 VS_POR_HYST Power-on reset hysteresis 0.2 V VS>VS_POR_ON 1.16 tPWON Time from Power-on to stand-by 500 μs V3V3 external capacitor 1 μF 1. Measured in test mode with the charge pump off.
DS13084
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Rev 6 page 6/52
Document Outline 1 Block diagram and pin description 2 Electrical specification 2.1 Absolute maximum ratings 2.2 Thermal data 2.3 Main electrical characteristics 3 eFuse function 4 Self Test 4.1 Current Sense Self Test 4.2 External FET VDS Detection Self Test 4.3 External FET Stuck-on Self Test 5 Protections 5.1 Battery undervoltage shutdown 5.2 Device overtemperature shutdown 5.3 External MOSFET overtemperature shutdown 5.4 External MOSFET desaturation shut-down 5.5 Hard short circuit latch-off 5.6 Current vs time latch-off 5.7 Low Current Bypass desaturation shut-down 6 SPI functional description 6.1 SPI Communication 6.2 Signal description 6.3 SPI protocol 6.4 Operating code definition 6.5 Write mode 6.6 Read mode 6.7 Read and clear status command 6.8 SPI device information 6.9 Special commands 6.10 Global status byte 6.11 Address map 6.12 ROM memory map 6.13 Control registers 6.14 Status registers 6.15 Timeout watchdog 7 Operating modes 7.1 State Diagram 7.2 PowerON mode 7.3 Stand-by mode 7.4 WakeUp mode 7.5 Unlocked mode 7.6 Locked mode 7.7 Self-test mode 8 Application information 9 Package information 9.1 QFN32L 5x5 package information Revision history