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DATA SHEET
LP8769-Q1 High Frequency Quad Step-Down DC-DC
1 Features
- AEC-Q100 Qualified with the
following results:
- Input voltage: 2.8 V to 5.5
V
- Device temperature grade
1: –40°C to +125°C ambient operating temperature range
- Device HBM ESD
classification Level 2
- Device CDM ESD classification Level C4B
- Functional Safety-Compliant
- Developed for functional
safety applications
- Documentation available to aid ISO 26262 system design up to ASIL-D
- Documentation available to aid IEC 61508 system design up to SIL-3
- Systematic capability up to ASIL-D
- Hardware integrity up to ASIL-D
- Windowed voltage and
over-current monitors
- Watchdog with selectable
trigger / Q&A mode
- Level or PWM error signal
monitoring (ESM)
- Thermal monitoring with
high temperature warning and thermal shutdown
- Bit-integrity (CRC) error
detection on configuration registers and non-volatile memory
- 4 high-efficiency step-down DC/DC
converters:
- Output voltage: 0.3 V to 3.34 V (0.3 V to 1.9 V for multi-phase outputs)
- Maximum output current:
5 A per phase, up to 20 A with 4-phase configuration
- Programmable output
voltage slew-rate: 0.5 mV/µs to 33 mV/µs
- Switching frequency: 2.2 MHz or 4.4 MHz
- 10 configurable general purpose
I/O (GPIO)
- SPMI interface for multi-PMIC
synchronization
- Input overvoltage monitor (OVP)
and undervoltage lockout (UVLO)
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