STEVAL-ISA026V1 STMicroelectronics, STEVAL-ISA026V1 Datasheet - Page 11

• 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

L6732
5
5.1
5.2
Device description
Oscillator
The switching frequency can be fixed to two values: 250 kHz or 500 kHz by setting the
proper voltage at the EAREF pin (see
external reference).
Internal LDO
An internal LDO supplies the internal circuitry of the device. The input of this stage is the
V
Figure 3.
The LDO can be by-passed, providing directly a 5 V voltage to V
V
at least 1 µF capacitor to sustain the internal LDO during the recharge of the bootstrap
capacitor. V
function).
CC
CCDR
4.5÷14V
pin and the output (5 V) is the V
pins must be shorted together as shown in
CCDR
LDO block diagram
LDO
also represents a voltage reference for PGOOD pin (see
CCDR
Table 4.
pin
(Figure
pins function and section 4.3 Internal and
Figure 4.
3.).
V
CCDR
CCDR
pin must be filtered with
. In this case V
Device description
Table 4.
pins
CC
11/37
and