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MPX2003GY Datasheet(PDF) 7 Page - Monolithic Power Systems

Part # MPX2003GY
Description  Up to 140kHz All-in-One Flyback Controller with Integrated Primary Control Circuitry and Secondary Synchronous Rectification Driver
PDF  37 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MPX2003GY Datasheet(HTML) 7 Page - Monolithic Power Systems

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MPX2003
– UP TO 140kHz ALL-IN-ONE FLYBACK CONTROLLER
MPX2003 Rev. 1.0
MonolithicPower.com
7
8/5/2022
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2022 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS (continued)
Typical values tested at TJ = -40°C to +125°C, unless otherwise noted.
Parameter
Symbol
Condition
Min
Typ
Max
Units
Maximum switching
frequency
fSW-MAX
110
kHz
Maximum on time
tON-MAX
6.5
µs
Minimum off time
tOFF-MIN
1000
ns
Time to trigger primary OCP
tOCP
45
55
68
ms
Minimal switching frequency
during soft start
fSW-SOFT
10
kHz
Primary Side (CS)
Soft-start duration
tSOFT
9.6
ms
Threshold for SCP
VSCP
0.595
0.635
0.675
V
Second SCP blanking time
tSCP2
90
µs
Maximum peak current
limitation
VIPK-MAX
0.384
0.4
0.416
V
Minimum peak current
limitation
VIPK-MIN
0.1
V
Jittering amplitude
∆VIPK
VIPK = VIPK-MAX
±2.9%
VIPK-MAX
Jittering period (5)
256
cycles
fSW at which IPK foldback
begins
fSW-H
60
kHz
Slope of the compensation
ramp
SRAMP
25
mV/µs
LEB for current limitation
tLEB-L
400
ns
LEB for SCP
tLEB-S
250
ns
∆IHVCS / ∆VHV Ratio
KHVCS
0.53
µA/V
CS sourcing current
IHVCS
VHV = 200V, VIPK = VIPK-MAX,
TJ = 25°C
36
µA
VHV = 375V, VIPK = VIPK-MAX,
TJ = 25°C
100
126
152
VIPK (below which line
compensation completely
removed) (5)
VLC-END
0.15
V
Detection time for CS short
tSSP
3
4.5
6
µs
Threshold for CS short
VCSS
During the soft-start period
50
mV
Primary Side (PEP)
Sourcing current from PEP
IPEP
VPEP = 0.5V
110
µA
Protection trigger threshold
VPEP-T
0.425
0.5
0.575
V
Protection trigger delay
tPEP-T
300
µs



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