JAJSJO5B October 2022 – August 2024 LM64440-Q1 , LM64460-Q1
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
EFFICIENCY | ||||||
ƞ5V_2p1MHz | Typical 2.1MHz efficiency | VOUT = 5V, IOUT = 6A, LM64460-Q1 | 92.5% | |||
VOUT = 5V, IOUT = 4A, LM64440-Q1 | 93% | |||||
VOUT = 5V, IOUT = 100µA, RFBT = 1MΩ | 73% | |||||
ƞ3p3V_2p1MHz | Typical 2.1MHz efficiency | VOUT = 3.3V, IOUT = 6A, LM64460-Q1 | 90% | |||
VOUT = 3.3V, IOUT = 4A, LM64440-Q1 | 91% | |||||
VOUT = 3.3V, IOUT = 100µA, RFBT = 1MΩ | 71% | |||||
RANGE OF OPERATION | ||||||
VVIN_MIN1 | VIN for full functionality at reduced load, after start-up | VOUT set to 3.3V | 3.0 | V | ||
VVIN_MIN2 | VIN for full functionality at 100% of maximum rated load, after start-up | VOUT set to 3.3V | 3.95 | V | ||
IQ-VIN | Operating quiescent current(1) | VOUT = 3.3V, IOUT = 0A, AUTO mode, RFBT = 1MΩ | 7 | µA | ||
VOUT = 5V, IOUT = 0A, AUTO mode, RFBT = 1MΩ | 10 | |||||
VOUT5 | Output voltage for 5V factory option |
VIN = 5.8V to 36V, IOUT = 6A, LM64460-Q1 or IOUT = 4A, LM64440-Q1 | 4.9 | 5 | 5.1 | V |
AUTO mode factory option, VIN = 5.5V to 36V, IOUT = 100µA to 100mA | 4.9 | 5.05 | 5.125 | |||
VOUT3 | Output voltage for 3.3V factory option | VIN = 3.9V to 36V, IOUT = 6A, LM64460-Q1 or IOUT = 4A, LM64440-Q1 | 3.24 | 3.3 | 3.35 | V |
VIN = 3.9V to 36V, IOUT = 100µA to 100mA | 3.24 | 3.33 | 3.38 | |||
VDROP1 | Input-to-output voltage differential to maintain regulation accuracy without inductor DCR drop | VOUT = 3.3V, IOUT = 4A, –3% output accuracy at 25°C | 0.4 | V | ||
VOUT = 3.3V, IOUT = 4A, –3% output accuracy at 125°C | 0.55 | |||||
VDROP2 | Input-to-output voltage differential to maintain fSW ≥ 1.85MHz, without inductor DCR drop | VOUT = 3.3V, IOUT = 4A, –3% regulation accuracy at 25°C | 0.8 | V | ||
VOUT = 3.3V, IOUT = 4A, –3% regulation accuracy at 125°C | 1.2 | |||||
DMAX | Maximum switch duty cycle | fSW = 1.85MHz | 87% | |||
While in frequency foldback | 98% |