Texas Instruments UCC28782EVM-030, Руководство пользователя

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4 Electrical Performance Specifications
Table 4-1. UCC28782EVM-030 Electrical Performance Specifications
(2)
PARAMETER TEST CONDITIONS MIN NOM MAX UNIT
INPUT CHARACTERISTICS
V
IN
Input line voltage (RMS) 90 115 / 230 264 V
f
LINE
Input line frequency 47 50 / 60 63 Hz
P
STBY
Input power at no-load V
IN
= 115/230 V
RMS
, I
OUT
= 0 A 45 / 55 mW
P
0.25W
Input power at 0.25W load V
IN
= 115/230 V
RMS
, P
OUT
= 250 mW 359 / 399 mW
OUTPUT CHARACTERISTICS
V
OUT
Output voltage (USB-C PD) V
IN
=
90 to 264 V
RMS
I
OUT
= 0 to 3.25 A 19.950 V
I
OUT
= 0 to 3.00 A
15.060
9.050
5.050
I
OUT
Full load rated output current V
IN
= 90 to 264 V
RMS
V
OUT
= 20.0 V 3.250 A
V
OUT
= 5.0, 9.0, or 15.0 V 3.000
V
OUT_pp
Output ripple voltage V
IN
= 115
V / 230 V
RMS
V
OUT
= 20.0 V, I
OUT
= 0 to 3.25 A 150 mVpp
V
OUT
= 15.0 V, I
OUT
= 0 to 3.00 A 150
V
OUT
= 9.0 V, I
OUT
= 0 to 3.00 A 150
V
OUT
= 5.0 V, I
OUT
= 0 to 3.00 A 150
V
OUT_Δ
Output voltage deviation due to
load step Up / Down (I
OUT
step
change between 0 and 100%
load at 100 Hz rate)
V
OUT
= 20.0 V -604 / 340 mVpp
V
OUT
= 15.0 V -584 / 360
V
OUT
= 9.0 V -404 / 304
V
OUT
= 5.0 V -404 / 304
P
OUT_opp
Over-power protection threshold V
IN
= 90 to 264 V
RMS
70 W
SYSTEMS CHARACTERISTICS
η
Full-load efficiency (V
IN
=
115/230V
RMS
)
V
OUT
= 20 V, I
OUT
= 3.25A 94.2 / 94.2 %
V
OUT
= 15 V, I
OUT
= 3.00A 94.2 / 93.7
V
OUT
= 9 V, I
OUT
= 3.00A 93.5 / 93.0
V
OUT
= 5 V, I
OUT
= 3.00A 91.9 / 90.8
η
4-point average efficiency
(1)
V
IN
=
115/230 V
RMS
V
OUT
= 20 V (CoC Tier 2, 89.0%) 93.4 / 92.4 %
V
OUT
= 15 V (CoC Tier 2, 88.9%) 93.1 / 91.7
V
OUT
= 9 V (CoC Tier 2, 87.3%) 90.9 / 88.6
V
OUT
= 5 V (CoC Tier 2, 81.8%) 88.0 / 84.1
η
Efficiency at 10% Load
V
IN
= 115/230 V
RMS
V
OUT
= 20 V (CoC Tier 2, 79.0%) 89.0 / 83.8 %
V
OUT
= 15 V (CoC Tier 2, 78.9%) 87.9 / 82.6
V
OUT
= 9 V (CoC Tier 2, 77.3%) 85.8 / 79.8
V
OUT
= 5 V (CoC Tier 2, 72.5%) 82.0 / 76.8
T
AMB
Ambient operating temperature
range V
IN
= 90 to 264 V
RMS
, I
OUT
= 0 to 3.00A (5V/9V/
15V), or 3.25A (20V)
25 °C
(1) Average efficiency of four load points, I
OUT
= 100%, 75%, 50% and 25% of rated full-load current for each respective output voltage.
(2) The performance listed in this table is achieved using secondary resonance and based on the test results from a single board.
Electrical Performance Specifications www.ti.com
6 Using the UCC28782EVM-030 65-W USB-C PD High-Density Active-Clamp
Flyback Converter SLUUBZ3B – MAY 2020 – REVISED AUGUST 2020
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