HR1000 – RESONANT HALF-BRIDGE CONTROLLER
MPS CONFIDENTIAL AND PROPRIETARY INFORMATION – INTERNAL USE ONLY
BLOCK DIAGRAM
VCC
20V
12
HV
BST
LATCH
LATCH
Burst
16
15
14
8
5
OVP
DIS
S
R
Q
1.85V
HG
SW
HIGH SIDE
DRIVER
CBOOT
UVLO
UV DETECTION
LEVEL
SHIFTER
RESONANT
TANK CIRCUIT
STANDBY
UVLO
1.25V
Vs
DRIVING
LOGIC
LG
DEAD
TIME
11
10
Ifmin
LOW SIDE
DRIVER
2V
GND
OTP
Fset
SS
4
1
Q
S
R
1.5V
0.8V
UVLO
CS
6
9
LINE_OK
5.5V
Control
Logic
PFC
OVP/OTP
CS
LATCH
Burst
1.25V
CT
3
VCO
12μA
BO
2
7
TIMER
BO
Figure 1: Functional Block Diagram
HR1000 Rev. 1.04
10/11/2013
www.MonolithicPower.com
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
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