IC manufacturers Texas Instruments

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Texas Instruments C2000 F28004x | Demoboard PMP41043

1.6-kW reference design with CCM totem pole PFC and current-mode LLC realized by C2000 and GaN

Overview

TopologyHalf-Bridge Converter symmetrical isolated
Input voltage100-265 V
Output 112 V / 133 A
IC revisionE1

Description

This reference design demonstrates a hybrid hysteresis control (HHC) method, a current mode control method on half-bridge LLC stage with a C2000 F28004x microcontroller. The hardware is based on TIDA-010062 which is 1-kW, 80 Plus titanium, GaN CCM totem pole bridgeless PFC and half-bridge LLC reference design. A separated sensing card is added for hybrid hysteresis control which recreates the voltage on the resonant capacitor.This HHC LLC stage shows better transient response and ease-of-control loop design compared with the single-loop voltage mode control (VMC) method.

Features

Current-mode controlled LLC10-kHz loop bandwidth< 100-µs recovery time< 500-mV deviation under full load transition

Typical applications

  • Server PSU with 12-V output (<= 1 kW)

More information

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesVINVOut1
(V)
IOut1
(A)
VOut2
(V)
IOut2
(A)
Vaux
(V)
fswitch
(kHz)
L
(mH)
NPRI : NSEC : NAUXISAT
(mA)
VT
(V (AC))
L
(mm)
W
(mm)
H
(mm)
MountSize Samples
750344367SPEC
3 files Active i| Production is active. Expected lifetime: >10 years.MID-OLTI Offline Flyback Transformers for Texas Instruments 380 - 400 V (DC) 18 0.1 6 0.9 12 110 1.6 16:2:1:2 300 3750 17.5 20 14 THT EE16/7/5
Order Code Data­sheet Simu­lation
750344367SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesVINVOut1
(V)
IOut1
(A)
VOut2
(V)
IOut2
(A)
Vaux
(V)
fswitch
(kHz)
L
(mH)
NPRI : NSEC : NAUXISAT
(mA)
VT
(V (AC))
L
(mm)
W
(mm)
H
(mm)
MountSize Samples