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MP6903 Datasheet(PDF) 3 Page - Monolithic Power Systems

Part # MP6903
Description  Fast Turn-off Intelligent Controller
PDF  10 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP6903 Datasheet(HTML) 3 Page - Monolithic Power Systems

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MP6903- FAST TURN-OFF INTELLIGENT CONTROLLER
MP6903 Rev. 1.04
www.MonolithicPower.com
3
1/31/2013
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2013 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VDD = 12V, -40°C ≤TJ≤ 125°C, unless otherwise noted.
Parameter
Symbol Conditions
Min
Typ
Max Units
VDD Voltage Range
8
24
V
VDD UVLO Rising
4.8
6.0
7.0
V
VDD UVLO hysteresis
0.8
1
1.2
V
Operating Current
ICC
CLOAD=5nF, fSW=100kHz
8
10
mA
Quiescent Current
Iq
VSS-VD=0.5V
2
3
mA
VDD =4V
190
260
Shutdown Current
VDD=20V, EN=0V
350
420
µA
Light-Load Mode Current
290
400
µA
Thermal Shutdown
(5)
170
180
190
°C
Thermal Shutdown Hysteresis
(5)
30
40
50
°C
Enable UVLO Rising
1.1
1.5
1.9
V
Enable UVLO Hysteresis
0.2
0.4
V
Internal Pull-up Current on EN
Pin
10
15
µA
CONTROL CIRCUITRY SECTION
VSS –VD Forward Voltage
Vfwd
55
70
85
mV
-20°C≤TJ≤125°C
250
380
tDon
CLOAD = 5nF
-40°C≤TJ<-20°C
650
ns
-20°C≤TJ≤125°C
400
680
Turn-on delay
tDon
CLOAD = 10nF
-40°C≤TJ<-20°C
1200
ns
Input Bias Current on VD Pin
VD = 180V
0.5
3
µA
Minimum On-Time
tMIN
CLOAD = 5nF
0.4
0.8
1.2
µs
Light-Load-Enter Delay
tLL-Delay
RLL=100kΩ
80
120
150
µs
Light-Load-Enter Pulse Width
tLL
RLL=100kΩ
1.3
1.75
2.2
µs
Light-Load-Enter Pulse Width
Hysteresis
tLL-H
RLL=100kΩ
0.2
µs
Light-Load Resistor Value
RLL
30
300
kΩ
Light-Load Mode Exit Pulse
Width Threshold (VDS)
VLL-DS
-400
-250
-150
mV
Light-Load Mode Enter Pulse
Width Threshold (VGS)
(5)
VLL-GS
1.0
V
GATE DRIVER SECTION
VG (Low)
ILOAD=1mA
0.05
0.1
V
VDD >17V
13
14.5
16
V
VG (High)
VDD <17V
VDD-2.2
Turn Off Threshold (VSS-VD)
(5)
0
30
60
mV
Turn Off Threshold During
Blanking Time (VSS-VD)
(5)
100
mV
Turn-Off Propagation Delay
VD=VSS
15
ns
tDoff
VD =VSS, CLOAD=5nF, RGATE=0Ω
60
120
ns
Turn-Off, Total Delay
tDoff
VD =VSS, CLOAD=10nF, RGATE=0Ω
60
120
ns
Pull Down Impedance
1
2
Ω
Pull Down Current
(5)
3V <VG<10V
2
A
Notes:
5) Guaranteed by Design and Characterization. Not tested in Production.



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