Datasheet

Performance Specification Summary
1-4
1.2 Performance Specification Summary
A summary of the TPS54x80EVM-228 performance specifications is provided
in Table 1-2 and Table 1-3. These data relate only to core voltage outputs of
the TPS54680 and TPS54880. The performance specification summaries for
the TPS54610 and TPS54810 can be found in the related User’s Guide, TI
literature number SLVU071. All specifications are given for an ambient
temperature of 25°C, unless otherwise noted
Table 1-2.TPS54680EVM-228 Performance Specification Summary
Specification Test Conditions Min Typ Max Units
Input voltage range 4.3
†
5.0 6.0 V
Output voltage set point range 0.9 1.8 3.3 V
Output current range 0 6 A
Line regulation I
O
= 0 A and 6 A -0.2% 0.2%
Load regulation V
IN
= 5 V -0.2% 0.2%
I = 1.5 A to 4.5 A, t(rise) = 1 µs,
-60 mV
PK
I
O
= 1.5 A to 4.5 A, t(rise) = 1
µ
s,
V
IN
= 5 V
20 µs
Load transient response
I = 4.5 A to 1.5 A, t(fall) = 1 µs,
80 mV
PK
I
O
= 4.5 A to 1.5 A, t(fall) = 1
µ
s,
V
IN
= 5 V
20 µs
Loop bandwidth V
IN
= 5 V 100 kHz
Phase margin V
IN
= 5 V 50 _
Input ripple voltage with synchronized
channels
V
IN
= 5 V, I
O
= 6 A 110 mV
PP
Input ripple voltage with
nonsynchronized channels
V
IN
= 5 V, I
O
= 6 A 160 mV
PP
Output ripple voltage 10 mV
PP
Tracking delay 10 µs
Operating frequency 700 kHz
Maximum efficiency
V
IN
= 5.0 V, I
O
= 2.5 A,
Vout = 1.8 V
89%
Efficiency at I
O
= 6 A V
IN
= 5.0 V, Vout = 1.8 V 85%
†
The minimum input voltage in this EVM is limited by the 3.3 V output of regulator TPS54610. The minimum input voltage of
regulators TPS54680 and TPS54610 is 3 V.