LED5000PHR STMicroelectronics, LED5000PHR Datasheet - Page 45

• Manufacturer Part Number: LED5000PHR
• Description: Current & Power Monitors & Regulators 3A monolithic Conv 850kHz Synch
• Manufacturer: STMicroelectronics

Specifications of LED5000PHR

• Rohs: yes
• Product: Current Regulators
• Supply Voltage - Max: 48 V
• Supply Voltage - Min: 5.5 V
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: SMD/SMT
• Package / Case: HPSO-8
• Accuracy: +/- 3 %
• Input Voltage Range: 5.5 V to 48 V
• Output Current: 23 uA
• Sensing Method: High or Low Side
• Supply Current: 1.7 mA

LED5000
6.4.1
Equation 78
Table 10.
f
In case the pole f
compensation network can be calculated as:
Equation 79
and
K
K
k
p
D
m
< BW
--------------------------------------------------------------------------------------------------------------------------------------------------
0.5 D
1
–
+
R
--------------------- -
V
-----------------
I
LOAD
BB and boost parameters
LED
OUT
R
0.5
CS
p
+
is inside the system bandwidth BW, the component values composing the
R
-------------------------------------------------- -
R
T
------------ -
LOAD
SW
CS
L
Boost
+
R
T
------------ -
V
--------------------------------- -
CS
1
SW
OUT
L
V
1 D
OUT
–
Doc ID 023951 Rev 1
f
–
D
p
V
2
=
IN
1 D
------------ -
2
-------- -
K
–
R
1
m
p
CS
R
+
----------------- -
C
1 D
=
T
------------ -
K
–
=
SW
------------ -
2
L
R
----------
1
A
EA
0
Application notes - alternative topologies
1
---------------------------------------------------------------------------------------------------------------------------------------------------- -
0.5 D
+
---------------------------------
C
BW
-------- -
f
R
------------------------------------ -
O
p
–
LOAD
V
-----------------
I
K
LED
OUT
R
D
LOAD
R
CS
0.5
D
+
T
------------ -
R
-------------------------------------------------- -
R
Buck-boost
SW
LOAD
L
CS
+
R
----------------------------------- -
V
T
------------ -
1
CS
IN
SW
L
V OUT
1 D
+
–
V
D
OUT
2
1 D
–
-------- -
K
R
1
m
CS
+
----------------- -
1 D
T
------------ -
K
–
SW
L
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