Datasheet

4.5
4.7
4.9
5.1
5.3
5.5
5.7
5.9
6.1
6.3
6.5
−50 −25 0 25 50 75 100 125 150
T
J
− Junction Temperature (°C)
High-Side Switch Current (A)
V
IN
= 12 V
G003
4.5
4.7
4.9
5.1
5.3
5.5
5.7
5.9
6.1
6.3
6.5
0 10 20 30 40 50 60
V
IN
− Input Voltage (V)
High-Side Switch Current (A)
T
J
= −40°C
T
J
= 25°C
T
J
= 150°C
G004
0
0.05
0.1
0.15
0.2
0.25
−50 −25 0 25 50 75 100 125 150
T
J
− Junction Temperature (°C)
R
DS(ON)
− On-State Resistance (Ω)
BOOT-SW = 3 V
BOOT-SW = 6 V
G001
0.784
0.789
0.794
0.799
0.804
0.809
0.814
−50 −25 0 25 50 75 100 125 150
T
J
− Junction Temperature (°C)
V
FB
− Voltage Reference (V)
V
IN
= 12 V
G002
TPS54360
SLVSBB4E –AUGUST 2012 –REVISED MARCH 2014 www.ti.com
7.6 Timing Requirements
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
INTERNAL SOFT-START TIME
Soft-Start Time f
SW
= 500 kHz, 10% to 90% 2.1 ms
Soft-Start Time f
SW
= 2.5 MHz, 10% to 90% 0.42 ms
HIGH-SIDE MOSFET
Minimum controllable on time VIN = 12 V, T
A
= 25°C 135 ns
TIMING RESISTOR AND EXTERNAL CLOCK (RT/CLK TERMINALS)
Minimum CLK input pulse width 15 ns
RT/CLK falling edge to SW rising edge
Measured at 500 kHz with RT resistor in series 55 ns
delay
PLL lock in time Measured at 500 kHz 78 μs
7.7 Typical Characteristics
Figure 1. On Resistance vs Junction Temperature Figure 2. Voltage Reference vs Junction Temperature
Figure 3. Switch Current Limit vs Junction Temperature Figure 4. Switch Current Limit vs Input Voltage
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