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NB650GL bảng dữ liệu(PDF) 3 Page - Monolithic Power Systems

tên linh kiện NB650GL
Giải thích chi tiết về linh kiện  High-Effeciency, Fast-Transient, 6A, 28V Synchronous Step-Down Converters with 2-Bit VID
PDF  20 Pages
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nhà sản xuất  MPS [Monolithic Power Systems]
Trang chủ  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

NB650GL bảng dữ liệu(HTML) 3 Page - Monolithic Power Systems

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NB650/NB650H – 6A, 28V, FAST-TRANSIENT, SYNCHRONOUS STEP-DOWN CONVERTERS
NB650/NB650H Rev. 1.12
www.MonolithicPower.com
3
10/11/2012
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2012 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VIN = 12V, TJ = +25°C, unless otherwise noted.
Parameters
Symbol
Condition
Min
Typ
Max
Units
Input Supply Current (Shutdown)
IIN
VEN = 0V
0
μA
Input Supply Current (Quiescent)
IIN
VEN = 2V, VFB =0.65V
400
μA
Switch Leakage
SWLKG
VEN = 0V, VSW = 0V or 12V
0
1
μA
Current Limit
ILIMIT
tON>200ns
8
10
A
One-Shot On Time
tON
RFREQ=200kΩ, VOUT=1.2V
200
ns
Minimum Off Time
tOFF
RFREQ=200kΩ
100
ns
Fold-back Off Time
(5)
tFB
ILIM=1
1.2
μs
OCP hold-off time
(5)
tOC
ILIM=1
50
μs
Feedback Voltage
VFB
594
600
606
mV
Feedback Current
IFB
VFB = 600mV
10
100
nA
Soft Start Charging Current
ISS
VSS=0V
10
μA
Soft Stop Charging Current
ISS
VSS=0.6V
10
μA
EN Input Low Voltage
VILEN
0.4
V
EN Input High Voltage
VIHEN
2
V
VEN = 2V
1.5
EN Input Current
IEN
VEN = 0V
0
μA
OVP Feedback Threshold
VFB-OV
0.8
V
UVP Feedback Threshold
(5)
VFB-UV
0.4
V
VID Inputs Low Voltage
VILVID
0.4
V
VID Inputs High Voltage
VIHVID
2
V
VID Inputs Current
IVID
0
μA
Equivalent FB Slew Rate During VID
On-The-Fly
(5)
SRFB
±20
mV/μs
VID Switch On Resistance
(5)
VIDRDS-ON
100
Ω
Power Good Rising Threshold
PGVth-Hi
0.9
VFB
Power Good Falling Threshold
PGVth-Lo
0.85
VFB
Power Good Delay
PGTd
0.5
ms
Power Good Sink Current Capability
VPG
Sink 4mA
0.4
V
Power Good Leakage Current
IPG_LEAK
VPG = 3.3V
10
nA
Standby Mode Delay Time
(5)
tSTANDBY
12
μs
VIN Under Voltage Lockout Threshold
Rising
INUVVth
4
V
VIN Under Voltage Lockout Threshold
Hysteresis
INUVHYS
800
mV
Thermal Shutdown
(5)
TSD
150
°C
Note:
5) Not tested. Not guaranteed.



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