Datasheet

LM5041A
www.ti.com SNVS350B –MARCH 2005–REVISED MARCH 2013
Electrical Characteristics (continued)
Specifications with standard typeface are for T
J
= 25°C, and those with boldface type apply over full Operating Junction
Temperature range. V
IN
= 48V, V
CC
= 10V, RT = 26.7kΩ, R
SET
= 20kΩ) unless otherwise stated
(1)
Symbol Parameter Conditions Min Typ Max Units
Buck Stage Outputs
Output High level 5 (V
REF
) V
Output High Saturation I
OUT
= 10mA, REF = V
OUT
0.5 1 V
Output Low Saturation I
OUT
= −10mA 0.5 1 V
Rise Time C
L
= 100pF 10 ns
Fall Time C
L
= 100pF 10 ns
Push-Pull Outputs
R
SET
= 20kΩ Connected to
Overlap Time GND, 50% to 50% 60 90 120 ns
Transitions
R
SET
= 20kΩ Connected to
Dead Time REF, 50% to 50% 65 95 125 ns
Transitions
Output High Saturation I
OUT
= 50mA, V
CC
- V
OUT
0.25 0.5 V
Output Low Saturation I
OUT
= 100mA 0.5 1 V
Rise Time C
L
= 1nF 20 ns
Fall Time C
L
= 1nF 20 ns
Thermal Shutdown
T
SD
Thermal Shutdown Temp. 165 °C
Thermal Shutdown
25 °C
Hysteresis
Thermal Resistance
θ
JA
TSSOP Package 125 °C/W
Junction to Ambient
WSON Package 32 °C/W
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