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MPX2003 Datasheet(PDF) 9 Page - Monolithic Power Systems

Part # MPX2003
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

MPX2003 Datasheet(HTML) 9 Page - Monolithic Power Systems

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MPX2003
– UP TO 140kHz ALL-IN-ONE FLYBACK CONTROLLER
MPX2003 Rev. 1.0
MonolithicPower.com
9
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
Turn-off delay
tSR-OFFD
CL = 4.7nF
35
62
ns
Minimal on time
tON-MIN
0.4
0.7
1
µs
Driver voltage low level
VDRV-L
VDD = VDD-OFF + 0.1V
0.1
V
VDD = 5V
0.1
Driver voltage high level
VDRV-H
VDD = VDD-OFF + 0.1V
4.1
4.3
4.6
V
VDD = 5V
5
VDD = 12V
9
10
VDD = 24V
9
10
Max sourcing current (5)
ISON
VDD = 12V
0.5
A
Max sinking current (5)
ISOFF
VDD = 12V
3
A
Driver pull-down resistance
RPULL-DOWN
CL = 4.7nF, VDD = 12V
0.65
1.05
Ω
Dead time under CCM
conditions
tDT
15
ns
Secondary Side (IS)
Overload protection
threshold
VOLP
37
42
47
mV
Overload protection delay
tOLP
55
66
77
ms
Maximum CDC voltage on
FB
VCDC_MAX
VIS = 40mV
50
mV
Secondary Side (COMP)
Transconductance
GM
430
µA/V
Maximum sink current
ISINK
56
86
120
µA
Maximum source current
ISOURCE
-125
-88
-60
µA
Maximum COMP voltage
VCOMP-S
VDD = 5V
2.5
2.6
2.7
V
Threshold for the max
frequency limitation
VFS-MAX
2.12
2.24
2.36
V
Threshold for burst entry
VBURST
0.3
0.33
0.36
V
Burst exit hysteresis
VBURST-HYS
0.018
V
Maximum PFM frequency
fPFM-MAX
TJ = 25°C
135
140
145
kHz
Minimal PFM (burst entry)
frequency
fPFM-MIN
TJ = 25°C
18
20
kHz
Burst exit frequency
fPFM-MIN
TJ = 25°C
18
20
kHz
Secondary Side
– Internal Thermal Protection
OTP threshold (5)
TOTP-S
150
°C
Hysteresis to recover from
OTP (5)
TΔ-S
40
°C
Note:
5)
These parameters are guaranteed by design.



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