MFS2401AVBA0ES datasheet(30/151 Pages) NXP

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NXP Semiconductors

FS2400

Fail-safe system basis chip with SMPS and LDO, CAN FD transceiver

13.3 Current consumption

Electrical characteristics

TA = –40 °C to 115 °C, unless otherwise specified. VSUP from VSUP_UVH to 40 V, unless otherwise specified. All voltages

referenced to ground.

Symbol

Parameter

Min

Typ

Max

Unit

Quiescent current

INORMAL

Current in Normal mode

• V1 in Force PWM mode

• V3 enabled

• CAN in Wake-up mode

• V1 output current = 0 mA

• V3 output current = 0 mA

• Wake pins ignored

Current in Low-power on (LPON) mode

Typical value at Tj=25 °C. Maximum value at Tj = 85 °C

• VSUP = 12 V

• V1 output voltage set ≥ 3.3 V[1]

• V1 in Pulse Frequency Modulation (PFM) mode

• HVIO1 wake-up only

µA

IQ_LPON

Current in Low-power on (LPON) mode

Typical value at Tj = 25 °C. Maximum value at Tj = 85 °C

• VSUP = 12 V

• V1 output voltage set < 3.3 V

• V1 in Pulse Frequency Modulation (PFM) mode

• HVIO1 wake-up only

µA

IQ_LPOFF_CWK

Current in Low-power off (LPOFF) mode

Typical value at Tj = 25 °C. Maximum value at Tj = 85 °C

• VSUP = 12 V

• V1 off

• V3 off

• HVIO1 wake-up only

µA

Table 11. Current consumption

[1]

In LPON mode, when V1 is equal or superior to 3.3 V, the quiescent current can be reduced by supplying VBOS from V1 (closing VBOS2V1 switch, if

configured by OTP). This way, the current consumption beneficiates from the ratio between VBAT and V1 output.

FS2400

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Product data sheet

Rev. 4 — 23 October 2024

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