ml4890cs-3 Microsemi Corporation, ml4890cs-3 Datasheet - Page 4
![no-image](/images/manufacturer_photos/0/4/446/microsemi_corporation_sml.jpg)
ml4890cs-3
Manufacturer Part Number
ml4890cs-3
Description
High Efficiency, Ripple Boost Regulator
Manufacturer
Microsemi Corporation
Datasheet
1.ML4890CS-3.pdf
(12 pages)
- Current page: 4 of 12
- Download datasheet (199Kb)
ML4890
4
R
S
ONE SHOT
5 s
V
IN
100 F
Figure 2. PFM Regulator and LDO Block Diagram
L1
1 F
Figure 1. Application Test Circuit
6
Q1
Q2
V
V
GND
V
A1
A2
(Sumida CD54)
IN
REF
OUT
ML4890
+
–
–
+
33 H
PWR GND
100 F
V
SHDN
BOOST
V
5
OS
V
L
= f (I
+
V
I
OUT
OUT
–
LOAD
C2
)
33 F
Q3
A3
I
+
LOAD
–
V
REF
R1
R2
4
C1
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