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ML4950CS 数据表(PDF) 4 Page - Micro Linear Corporation

部件名 ML4950CS
功能描述  Adjustable Output, Low Current Single Cell Boost Regulator with Detect
PDF  10 Pages
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制造商  MICRO-LINEAR [Micro Linear Corporation]
网页  http://www.microlinear.com
标志 MICRO-LINEAR - Micro Linear Corporation

ML4950CS 数据表(HTML) 4 Page - Micro Linear Corporation

  ML4950CS Datasheet HTML 1Page - Micro Linear Corporation ML4950CS Datasheet HTML 2Page - Micro Linear Corporation ML4950CS Datasheet HTML 3Page - Micro Linear Corporation ML4950CS Datasheet HTML 4Page - Micro Linear Corporation ML4950CS Datasheet HTML 5Page - Micro Linear Corporation ML4950CS Datasheet HTML 6Page - Micro Linear Corporation ML4950CS Datasheet HTML 7Page - Micro Linear Corporation ML4950CS Datasheet HTML 8Page - Micro Linear Corporation ML4950CS Datasheet HTML 9Page - Micro Linear Corporation Next Button
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ML4950
4
Figure 1. Application Test Circuit.
Q(ONE SHOT)
Q1 ON
Q1 ON
Q2
ON
Q2
ON
INDUCTOR
CURRENT
Q1 & Q2 OFF
Figure 3. PFM Inductor Current Waveforms and Timing.
Figure 2. PFM Regulator Block Diagram.
ML4950
IOUT
100µF
464k
Ω
0.1%
40.2k
Ω
0.1%
100µF
VIN
27µH
(Sumida CD75)
VOUT
VIN
GND
SENSE
DETECT
PWR GND
RESET
VL
VOUT
VREF
VOUT
VOUT
+
–
VL
VIN
L1
Q1
Q2
5
SENSE
3
6
–
+
+
–
S
R
Q
Q
5µs
ONE SHOT
START-UP
A2
A1
R1
R2
C1



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