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Description
2.1 EVM Electrical Performance Specifications
Table 2-1. EVM Electrical Specifications, V
PARAMETER
INPUT CHARACTERISTICS
V
Input voltage range
IN
V
VDD start voltage
VDD_ON
V
VDD stop voltage
VDD_OFF
I
Input current at full load
IN_FL
I
Input current at no load
IN_NL
OUTPUT CHARACTERISTICS
100% load output
50% load output
V
OUT
10% load output
No load output
I
V
load current range
OUT
OUT
V
Load regulation
OUT_REG
V
PK-to-PK AC ripple
OUT_RIPPLE
V
applied to when V
IN
V
OUT_SS_DELAY
begins rising from 0 V
V
V
soft start, rise time
OUT_SS_trise
OUT
V
V
soft start overshoot
OUT_SS_OS
OUT
P
Maximum output power
MAX
SYSTEMS CHARACTERISTICS
η
Full load efficiency
f
Switching frequency
SW
I
Current sense limit
CS(OCL)
f
Bandwidth
CO
PM
Phase Margin
GM
Gain Margin
ΔT
Max. temp. rise over T
MAX
4
Using the UCC28C56EVM-066 High-Density 40-W Auxiliary Power Supply for
800-V Traction Inverters
= 800 Vdc, T
IN
TEST CONDITIONS
V
= 1000 V, I
= 2.7 A
IN
OUT
V
= 40 V, I
= 1.3 A
IN
OUT
V
= 1000 V
IN
V
= 40 V
IN
125 V ≤ V
≤ 1000 V
IN
40 V ≤ V
≤ 1000 V
IN
40 V ≤ V
≤ 1000 V
IN
40 V ≤ V
≤ 1000 V
IN
125 V ≤ V
≤ 1000 V
IN
40 V ≤ V
≤ 125 V
IN
250 mA ≤ I
≤ 2.7 A
OUT
0 mA ≤ I
≤ 200 mA
OUT
V
= 1000 V, I
= 2.7 A, 1 MHz BWL
IN
OUT
V
= 50 V, I
= 1.3 A, 1 MHz BWL
IN
OUT
V
= 50 V, I
= 1.3 A
IN
OUT
OUT
V
= 1000 V, I
= 2.7 A
IN
OUT
I
= 2.7 A
OUT
V
= 1000 V, I
= 2.7 A
IN
OUT
125 V ≤ V
≤ 1000 V
IN
40 V ≤ V
≤ 125 V
IN
V
= 400 V, I
= 2.7 A
IN
OUT
V
= 800 V, I
= 2.7 A
IN
OUT
V
= 800 V, I
= 2.7 A
IN
OUT
R
= 455 mΩ
CS
V
= 800 V, I
= 2.7 A
IN
OUT
V
= 50 V, I
= 0.25 A
IN
OUT
V
= 800 V, I
= 2.7 A
IN
OUT
V
= 50 V, I
= 0.25 A
IN
OUT
V
= 800 V, I
= 2.7 A
IN
OUT
V
= 50 V, I
= 0.25 A
IN
OUT
T1 at 800 V
, I
= 2.7 A, 40 W
IN
OUT
PCB
T1 at 1000 V
, I
IN
OUT
Copyright © 2022 Texas Instruments Incorporated
= 25°C (unless otherwise noted)
A
MIN
40
17.6
15.0
-
-
-
-
-
-
-
-
0
0
-
4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
= 2.7 A, 40 W
-
SLUUCN1C – JUNE 2022 – REVISED DECEMBER 2022
www.ti.com
TYP
MAX
UNIT
800
1000
V
18.8
20.0
V
15.5
V
16.0
52
-
mA
590
-
0.8
-
mA
13
-
15.2
-
15.6
-
V
16.3
-
19.3
-
-
2.7
A
-
1.3
±3.5
-
%
-
25
400
-
mV
PP
280
-
255
-
ms
230
-
10
-
ms
3.5
-
%
-
40
W
-
20
87.4
-
%
86.1
-
42.5
-
kHz
2.2
-
A
625
-
Hz
3950
-
105
-
deg
87
-
40
-
dB
25
-
48.9
-
°C
55.3
-
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