ZHCSA23B September 2011 – June 2019 LMR12010
PRODUCTION DATA.
请参考 PDF 数据表获取器件具体的封装图。
PARAMETER | TEST CONDITIONS | MIN(4) | TYP(5) | MAX(4) | UNIT | ||
---|---|---|---|---|---|---|---|
VFB | Feedback Voltage | 0.784 | 0.800 | 0.816 | V | ||
ΔVFB/ΔVIN | Feedback Voltage Line Regulation | VIN = 3V to 20V | 0.01 | % / V | |||
IFB | Feedback Input Bias Current | Sink/Source | 10 | 250 | nA | ||
UVLO | Undervoltage Lockout | VIN Rising | 2.74 | 2.90 | V | ||
Undervoltage Lockout | VIN Falling | 2.0 | 2.3 | ||||
UVLO Hysteresis | 0.30 | 0.44 | 0.62 | ||||
FSW | Switching Frequency | LMR12010X | 1.2 | 1.6 | 1.9 | MHz | |
LMR12010Y | 2.2 | 3.0 | 3.6 | ||||
DMAX | Maximum Duty Cycle | LMR12010X | 85% | 92% | |||
LMR12010Y | 78% | 85% | |||||
DMIN | Minimum Duty Cycle | LMR12010X | 2% | ||||
LMR12010Y | 8% | ||||||
RDS(ON) | Switch ON Resistance | VBOOST - VSW = 3V | 300 | 600 | mΩ | ||
ICL | Switch Current Limit | VBOOST - VSW = 3V | 1.2 | 1.7 | 2.5 | A | |
IQ | Quiescent Current | Switching | 1.5 | 2.5 | mA | ||
Quiescent Current (shutdown) | VEN = 0V | 30 | nA | ||||
IBOOST | Boost Pin Current | LMR12010X (50% Duty Cycle) | 2.5 | 3.5 | mA | ||
LMR12010Y (50% Duty Cycle) | 4.25 | 6.0 | |||||
VEN_TH | Shutdown Threshold Voltage | VEN Falling | 0.4 | V | |||
Enable Threshold Voltage | VEN Rising | 1.8 | |||||
IEN | Enable Pin Current | Sink/Source | 10 | nA | |||
ISW | Switch Leakage | 40 | nA |