SNVS325E January 2005 – January 2016 LM2852
PRODUCTION DATA.
MIN | MAX | UNIT | ||
---|---|---|---|---|
PVIN, AVIN, EN, SNS | 6.5 | V | ||
Power dissipation | Internally limited | |||
14-Pin exposed pad HTSSOP package | Infrared (15 sec) | 220 | °C | |
Vapor phase (60 sec) | 215 | °C | ||
Maximum junction temperature | 150 | °C | ||
Storage temperature, Tstg | −65 | 150 | °C |
VALUE | UNIT | |||
---|---|---|---|---|
V(ESD) | Electrostatic discharge | Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001(1) | ±2000 | V |
MIN | MAX | UNIT | ||
---|---|---|---|---|
PVIN to GND | 1.5 | 5.5 | V | |
AVIN to GND | 2.85 | 5.5 | V | |
Junction temperature | −40 | 125 | °C |
THERMAL METRIC(1) | LM2852 | UNIT | |
---|---|---|---|
PWP (HTTSOP) | |||
14 PINS | |||
RθJA | Junction-to-ambient thermal resistance | 39.2 | °C/W |
RθJC(top) | Junction-to-case (top) thermal resistance | 24.1 | °C/W |
RθJB | Junction-to-board thermal resistance | 20.1 | °C/W |
ψJT | Junction-to-top characterization parameter | 0.6 | °C/W |
ψJB | Junction-to-board characterization parameter | 19.8 | °C/W |
RθJC(bot) | Junction-to-case (bottom) thermal resistance | 1.7 | °C/W |
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
---|---|---|---|---|---|---|---|
SYSTEM PARAMETERS | |||||||
VOUT | Voltage tolerance(1) |
VOUT = 0.8-V option | 0.782 | 0.818 | V | ||
VOUT = 1-V option | 0.9775 | 1.0225 | |||||
VOUT = 1.2-V option | 1.173 | 1.227 | |||||
VOUT = 1.5-V option | 1.4663 | 1.5337 | |||||
VOUT = 1.8-V option | 1.7595 | 1.8405 | |||||
VOUT = 2.5-V option | 2.4437 | 2.5563 | |||||
VOUT = 3-V option | 2.9325 | 3.0675 | |||||
VOUT = 3.3-V option | 3.2257 | 3.3743 | |||||
ΔVOUT/ ΔAVIN | Line regulation(1) | VOUT = 0.8 V, 1 V, 1.2 V, 1.5 V, 1.8 V or 2.5 V, 2.85 V ≤ AVIN ≤ 5.5 V |
TJ = –40°C to 125°C | 0.6% | |||
TJ = 25°C | 0.2% | ||||||
VOUT = 3.3 V, 3.5 V ≤ AVIN ≤ 5.5 V |
TJ = –40°C to 125°C | 0.6% | |||||
TJ = 25°C | 0.2% | ||||||
ΔVOUT/ΔIO | Load regulation | Normal operation | TJ = 25°C | 8 | mV/A | ||
VON | UVLO threshold (AVIN) | Rising | TJ = –40°C to 125°C | 2.85 | V | ||
TJ = 25°C | 2.47 | ||||||
Falling hysteresis | TJ = –40°C to 125°C | 85 | 210 | mV | |||
TJ = 25°C | 150 | ||||||
rDSON-P | PFET ON resistance | Isw = 2 A | TJ = –40°C to 125°C | 140 | mΩ | ||
TJ = 25°C | 75 | ||||||
rDSON-N | NFET ON resistance | Isw = 2 A | TJ = –40°C to 125°C | 120 | mΩ | ||
TJ = 25°C | 55 | ||||||
RSS | Soft-start resistance | TJ = 25°C | 400 | kΩ | |||
ICL | Peak current limit threshold | LM2852X | TJ = –40°C to 125°C | 2.75 | 4.95 | A | |
TJ = 25°C | 4 | ||||||
LM2852Y | TJ = –40°C to 125°C | 2.25 | 3.65 | ||||
TJ = 25°C | 3 | ||||||
IQ | Operating current | Non-switching | TJ = –40°C to 125°C | 2 | mA | ||
TJ = 25°C | 0.85 | ||||||
ISD | Shutdown quiescent current | EN = 0 V | TJ = –40°C to 125°C | 25 | µA | ||
TJ = 25°C | 10 | ||||||
RSNS | Sense pin resistance | TJ = 25°C | 400 | kΩ | |||
PWM | |||||||
fosc | LM2852X | 1500-kHz option. | TJ = –40°C to 125°C | 1050 | 1825 | kHz | |
TJ = 25°C | 1500 | ||||||
LM2852Y | 500-kHz option. | TJ = –40°C to 125°C | 325 | 625 | kHz | ||
TJ = 25°C | 500 | ||||||
Drange | Duty cycle | 0% | 100% | ||||
ENABLE CONTROL(2) | |||||||
VIH | EN pin minimum high input | 75 | % of AVIN | ||||
VIL | EN pin maximum low input | 25 | % of AVIN | ||||
IEN | EN pin pullup current | EN = 0 V | TJ = 25°C | 1.2 | µA | ||
THERMAL CONTROLS | |||||||
TSD | TJ for thermal shutdown | TJ = 25°C | 165 | °C | |||
TSD-HYS | Hysteresis for thermal shutdown | TJ = 25°C | 10 | °C |