SNVSB35C May 2018 – November 2024 LM26420-Q1
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
VFB | Feedback voltage | 0.788 | 0.8 | 0.812 | V | |
ΔVFB/VIN | Feedback Voltage line regulation | VIN = 3 V to 5.5 V | 0.05 | %/V | ||
IB | Feedback input bias current | 0.4 | 100 | nA | ||
UVLO | Undervoltage lockout | VIN rising, HTSSOP-20 package | 2.628 | 2.9 | V | |
VIN Rising, WQFN-16 Package | 2.75 | 2.9 | V | |||
VIN falling, HTSSOP-20 package | 2 | 2.3 | V | |||
VIN Falling, WQFN-16 Package | 2 | 2.5 | V | |||
UVLO hysteresis | HTSSOP-20 Package | 330 | mV | |||
WQFN-16 Package | 260 | mV | ||||
FSW | Switching frequency | 2.01 | 2.2 | 2.65 | MHz | |
FFB | Frequency foldback | HTSSOP-20 Package | 300 | kHz | ||
DMAX | Maximum duty cycle | 86% | 91.5% | |||
RDSON_TOP | TOP switch on resistance | WQFN-16 package | 75 | 135 | mΩ | |
HTSSOP-20 package | 70 | 135 | ||||
RDSON_BOT | BOTTOM switch on resistance | WQFN-16 package | 55 | 100 | mΩ | |
HTSSOP-20 package | 45 | 80 | ||||
ICL_TOP | TOP switch current limit | VIN = 3.3 V | 2.4 | 3.3 | A | |
ICL_BOT | BOTTOM Switch reverse current limit | VIN = 3.3 V, HTSSOP-20 Package | 0.4 | 0.75 | A | |
VIN = 3.3V, WQFN-16 Package | 0.4 | 1.0 | A | |||
ΔΦ | Phase shift between SW1 and SW2 | 160 | 180 | 200 | ° | |
VEN_TH | Enable threshold voltage | 0.97 | 1.04 | 1.12 | V | |
Enable threshold hysteresis | 0.15 | |||||
ISW_TOP | Switch leakage | –0.7 | µA | |||
IEN | Enable pin current | Sink/source | 5 | nA | ||
VPG-TH-U | Upper Power-Good threshold | FB pin voltage rising | 848 | 925 | 1,008 | mV |
Upper Power-Good hysteresis | 40 | mV | ||||
VPG-TH-L | Lower Power-Good threshold | FB pin voltage rising | 656 | 710 | 791 | mV |
Lower Power-Good hysteresis | 40 | mV | ||||
IQVINC | VINC quiescent current (non-switching) with both outputs on | VFB = 0.95 V | 3.3 | 5 | mA | |
VINC quiescent current (switching) with both outputs on | VFB = 0.7 V | 4.7 | 6.2 | |||
VINC quiescent current (shutdown) | VEN = 0 V | 0.05 | µA | |||
IQVIND | VIND quiescent current (non-switching) | VFB = 0.95 V | 0.9 | 1.5 | mA | |
VIND quiescent current (switching) | VFB = 0.7 V | 11 | 15 | |||
IQVIND | VIND Quiescent Current (switching) | LM26420Q0 VFB = 0.7 V | 11 | 18 | mA | |
IQVIND | VIND quiescent current (shutdown) | VEN = 0 V | 0.1 | µA | ||
TSD | Thermal shutdown temperature | 165 | °C |