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Introduction
1.3 Performance Characteristics Summary
A summary of the TPS54KC23EVM performance characteristics is provided in
TPS54KC23EVM is designed and tested for V
Characteristics are given for an input voltage of V
specified. The ambient temperature is room temperature (20°C to 25°C) for all measurements, unless otherwise
noted.
Table 1-2. TPS54KC23EVM Small Size (U1) Performance Characteristics Summary
SPECIFICATION
V
voltage range
IN
Input current
V
start voltage
IN
V
stop voltage
IN
Output voltage setpoint
Output current range
Line and load regulation
Load transient response
Input ripple voltage
Output ripple voltage
Output rise time
Current limit
Switching frequency (f
)
SW
Peak efficiency
IC case temperature
Table 1-3. TPS54KC23EVM High Efficiency (U2) Performance Characteristics Summary
SPECIFICATION
V
voltage range
IN
Input current
V
start voltage
IN
V
stop voltage
IN
Output voltage setpoint
Output current range
Line and load regulation
Load transient response
Input ripple voltage
Output ripple voltage
Output rise time
Current limit
Switching frequency (f
)
SW
Peak efficiency
IC case temperature
4
TPS54KC23EVM Step-Down Converter Evaluation Module
= 8 V to 16 V for U1 and V
IN
= 12 V and output voltage of 0.8 V, unless otherwise
IN
TEST CONDITIONS
V
= 8 V, I
= 30 A
IN
O
Set by EN pin resistor divider
Set by EN pin resistor divider
V
= 8 V to 16 V
IN
V
= 8 V to 16 V, I
= 0 A to 30 A
IN
OUT
Voltage change
I
= 5 A to 20 A
OUT
Recovery time
Voltage change
I
= 5 A to 20 A
OUT
Recovery time
I
= 30 A
OUT
I
= 30 A
OUT
Set by SS pin capacitor
Set by ILIM pin resistor
Set by MSEL pin resistor
I
= 15 A
OUT
I
= 30 A, 15-minute soak
OUT
TEST CONDITIONS
V
= 4.5 V, I
= 30 A
IN
OUT
Set by EN pin resistor divider
Set by EN pin resistor divider
V
= 4.5 V to 16 V
IN
V
= 4.5 V to 16 V, I
= 0 A to 30 A
IN
OUT
Voltage change
I
= 5 A to 20 A
OUT
Recovery time
Voltage change
I
= 5 A to 20 A
OUT
Recovery time
I
= 30 A
OUT
I
= 30 A
OUT
Set by SS pin capacitor
Set by ILIM pin resistor
Set by MSEL pin resistor, J8 short pins 3 and 4
I
= 8 A
OUT
I
= 30 A, 15-minute soak
OUT
Copyright © 2024 Texas Instruments Incorporated
Table 1-2
and
Table
1-3. The
= 4.5 V to 16 V for U2.
IN
MIN
TYP
MAX
8
12
16
3.9
7.18
5.98
0.802
0
30
±0.31
-15
68
20
64
864
20
139
30.6
1400
83.3
128
MIN
TYP
MAX
4.5
12
16
6.5
3.84
3.20
0.802
0
30
±0.4%
–4
54
4
55
472
4.8
944
30.6
800
89.1
97
SLVUCU8 – JANUARY 2024
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UNIT
V
A
V
V
V
A
%
mV
µs
mV
µs
mVPP
mVPP
μs
A
kHz
%
°C
UNIT
V
A
V
V
V
A
mV
µs
mV
µs
mVPP
mVPP
μs
A
kHz
%
°C
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