STEVAL-ISA026V1 STMicroelectronics, STEVAL-ISA026V1 Datasheet - Page 25
![EVAL BOARD 20A 250KHZ L6732](/photos/9/13/91309/steval-isa026v1_sml.jpg)
STEVAL-ISA026V1
Manufacturer Part Number
STEVAL-ISA026V1
Description
EVAL BOARD 20A 250KHZ L6732
Manufacturer
STMicroelectronics
Type
DC/DC Switching Converters, Regulators & Controllersr
Specifications of STEVAL-ISA026V1
Design Resources
STEVAL-ISA026V1 Gerber Files STEVAL-ISA026V1 Schematic STEVAL-ISA026V1 Bill of Material
Main Purpose
DC/DC, Step Down
Outputs And Type
1, Non-Isolated
Voltage - Output
3.3V
Current - Output
20A
Voltage - Input
4.5 ~ 14V
Regulator Topology
Buck
Frequency - Switching
250kHz
Board Type
Fully Populated
Utilized Ic / Part
L6732
Input Voltage
4.5 V to 14 V
Output Voltage
3.3 V
Product
Power Management Modules
Silicon Manufacturer
ST Micro
Silicon Core Number
L6732
Kit Application Type
Power Management - Voltage Regulator
Rohs Compliant
No
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
For Use With/related Products
L6732
Other names
497-5869
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
STEVAL-ISA026V1
Manufacturer:
STMicroelectronics
Quantity:
135
L6732
Equation 14
Equation 15
Equation 16
Equation 17
Equation 18
Equation 19
●
●
Compensation network singularity frequencies:
Compensation network design:
–
–
–
–
–
–
Put the gain R
Place
Place
Place
Place
Check the loop gain considering the error amplifier open loop gain.
ω
ω
ω
ω
Z1
Z2
P1
P2
before the output filter resonance
at the output filter resonance
at the output capacitor ESR zero
at one half of the switching frequency;
ϖ
5
ω
/R
ω
C
P
Z
1
3
ω
2
=
ω
ω
=
in order to obtain the desired converter bandwidth
=
ESR
P
Z
R
R
R
2
1
C
5
3
5
=
=
=
⋅
20
⋅
⎛
⎜ ⎜
⎝
∆
R
R
ESR
⋅
C
Vin
Vosc
C
5
(
4
R
18
⋅
1
⋅
1
18
1
1
C
C
3
+
⋅
1
⋅
19
+
20
C
Cout
C
⋅
R
ϖ
19
19
4
LC
)
⎞
⎟ ⎟
⎠
ω
LC
;
ω
ω
ESR
LC
;
;
Application details
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