SNVS716H March 2011 – February 2016 LMZ12008
PRODUCTION DATA.
MIN | MAX | UNIT | |
---|---|---|---|
VIN to PGND | –0.3 | 24 | V |
EN to AGND | –0.3 | 5.5 | V |
SS, FB to AGND | –0.3 | 2.5 | V |
AGND to PGND | –0.3 | 0.3 | V |
Junction Temperature | 150 | °C | |
Peak Reflow Case Temperature (30 sec) | 245 | °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 | |
---|---|---|---|
VIN | 6 | 20 | V |
EN | 0 | 5 | V |
Operation Junction Temperature | −40 | 125 | °C |
THERMAL METRIC(1) | LMZ12008 | UNIT | ||
---|---|---|---|---|
NDY | ||||
11 PINS | ||||
RθJA | Junction-to-ambient thermal resistance | Natural Convection | 9.9 | °C/W |
225 LFPM | 6.8 | |||
500 LFPM | 5.2 | |||
RθJC(top) | Junction-to-case (top) thermal resistance | 1.0 | °C/W |
PARAMETER | TEST CONDITIONS | MIN(2) | TYP(3) | MAX(2) | UNIT | ||
---|---|---|---|---|---|---|---|
SYSTEM PARAMETERS | |||||||
ENABLE CONTROL | |||||||
VEN | EN threshold | VEN rising | 1.274 | V | |||
over the junction temperature (TJ) range of –40°C to +125°C | 1.096 | 1.452 | |||||
IEN-HYS | EN hysteresis source current | VEN > 1.274 V | 13 | µA | |||
SOFT-START | |||||||
ISS | SS source current | VSS = 0 V | 50 | µA | |||
over the junction temperature (TJ) range of –40°C to +125°C | 40 | 60 | |||||
tSS | Internal soft-start interval | 1.6 | msec | ||||
CURRENT LIMIT | |||||||
ICL | Current limit threshold | DC average | 10.5 | A | |||
INTERNAL SWITCHING OSCILLATOR | |||||||
fosc | Free-running oscillator frequency | 314 | 359 | 404 | kHz | ||
REGULATION AND OVERVOLTAGE COMPARATOR | |||||||
VFB | In-regulation feedback voltage | VSS >+ 0.8 V IO = 8 A |
0.795 | V | |||
over the junction temperature (TJ) range of –40°C to +125°C | 0.775 | 0.815 | |||||
VFB-OV | Feedback overvoltage protection threshold | 0.86 | V | ||||
IFB | Feedback input bias current | 5 | nA | ||||
IQ | Non-Switching Quiescent Current | 3 | mA | ||||
ISD | Shutdown Quiescent Current | VEN = 0 V | 32 | μA | |||
Dmax | Maximum Duty Factor | 85% | |||||
THERMAL CHARACTERISTICS | |||||||
TSD | Thermal Shutdown | Rising | 165 | °C | |||
TSD-HYST | Thermal shutdown hysteresis | Falling | 15 | °C | |||
PERFORMANCE PARAMETERS(4) | |||||||
ΔVO | Output voltage ripple | BW at 20 MHz | 24 | mVPP | |||
ΔVO/ΔVIN | Line regulation | VIN = 12 V to 20 V, IOUT= 8 A | ±0.2% | ||||
ΔVO/ΔIOUT | Load regulation | VIN = 12 V, IOUT= 0.001 A to 8 A | 1 | mV/A | |||
η | Peak efficiency | VIN = 12 V VOUT = 3.3 V, IOUT = 5 A | 89.5% | ||||
η | Full load efficiency | VIN = 12 V VOUT = 3.3 V, IOUT = 8 A | 88.5% |
VOUT = 3.3 V |
VIN = 12 V, VOUT = 3.3 V |
12 VIN, 5 VOUT at Full Load, BW = 20 MHz |
12 VIN, 3.3 VOUT at Full Load, BW = 20 MHz |
12 VIN, 1.2 VOUT at Full Load, BW = 20 MHz |
12 VIN, 5 VOUT 1- to 8-A Step |
12 VIN, 1.2 VOUT 1- to 8-A Step |
No CSS |
VIN = 12 V, VOUT = 5 V |
12 VIN, 5 VOUT at Full Load, BW = 250 MHz |
12 VIN, 3.3 VOUT at Full Load, BW = 250 MHz |
12 VIN, 1.2 VOUT at Full Load, BW = 250 MHz |
12 VIN, 3.3 VOUT 1- to 8-A Step |
CSS = 0.47 µF |