SNVU894 December 2024 LM5169
Unless otherwise specified, the following conditions apply: TA = 25ºC, IOUT1 = primary output current, IOUT2 = secondary output current
Parameter | Test Conditions | MIN | TYP | MAX | UNITS | |
---|---|---|---|---|---|---|
INPUT CHARACTERISTICS | ||||||
Input voltage range, VVIN | EVM input voltage operating range | 20 | 48 | 115 | V | |
Input voltage turn-on, VIN(ON) | Adjusted by EN/UVLO resistors | 6.0 | V | |||
Input voltage turn-off, VIN(OFF) | 5.6 | V | ||||
Input voltage hysteresis, VIN(HYS) | 0.4 | V | ||||
Input current, no load, IIN(NL) | IOUT = 0A | VIN = 48V | 11.7 | mA | ||
Input current, disabled, IIN(OFF) | VEN/UVLO = 0V, no EN divider | VIN = 36V | 5.4 | µA | ||
OUTPUT CHARACTERISTICS | ||||||
Output voltage, VOUT1 | VIN = 48V, IOUT1 = IOUT2 = 0A | 10.09 | V | |||
Output voltage, VOUT2 | VIN = 48V, IOUT1 = IOUT2 = 0A | 10.02 | ||||
Output current, IOUT1 | VIN = 48V, IOUT2 = 0A | 0.3 | A | |||
Output current, IOUT2 | VIN = 48V, IOUT1 = 0A | 0.3 | A | |||
Output voltage regulation, ΔVOUT1 | Load regulation, VIN = 48V | IOUT1 = 0A to 0.3A, IOUT2 = 0A | 5.45 | mV | ||
Output voltage regulation, ΔVOUT2 | Load regulation, VIN = 48V | IOUT1 = 0A to 0.3A, IOUT2 = 0A | 225 | |||
Output voltage regulation, ΔVOUT1 | Load regulation, VIN = 48V | IOUT2 = 0A to 0.3A, IOUT1 = 0A | 10.84 | |||
Output voltage regulation, ΔVOUT2 | Load regulation, VIN = 48V | IOUT2 = 0A to 0.3A, IOUT1 = 0A | 946 | |||
Output voltage regulation, ΔVOUT1 | Line regulation, IOUT1 = IOUT2 = 0A | VIN = 24V to 115V | 53 | |||
Output voltage regulation, ΔVOUT2 | Line regulation, IOUT1 = IOUT2 = 0A | VIN = 24V to 115V | 912 | |||
Maximum output current from primary output | VIN = 48V, IOUT2 = 0A | 0.69 | A | |||
Soft-start time, tSS | 3.5 | ms | ||||
SYSTEM CHARACTERISTICS | ||||||
Switching frequency | VIN = 36V, IOUT1 = 0A , IOUT2 = 0A | 714 | kHz | |||
Half-load efficiency | IOUT1 = IOUT2 = 0.15A | VIN = 48V | 75% | |||
Full load efficiency | IOUT1 = IOUT2 = 0.3A | VIN = 48V | 73% | |||
VIN = 60V | 70% |