L6731D STMicroelectronics, L6731D Datasheet - Page 10

• Manufacturer Part Number: L6731D
• Description: IC CTRLR ADJ STPDN SYNC 16-TSSOP
• Manufacturer: STMicroelectronics

Specifications of L6731D

• Applications: Controller, DDR
• Voltage - Input: 1.8 ~ 14 V
• Number Of Outputs: 1
• Voltage - Output: Adjustable down to 0.6V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
• Output Voltage: 0.6 V to 18 V
• Output Current: 30 A
• Input Voltage: 1.8 V to 14 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Package: HTSSOP16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Device description
5
5.1
5.2
10/23
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
4.5V÷14V
pin and the output (5 V) is the V
pins must be shorted together as shown in
CCDR
LDO block diagram
also represents a voltage reference for PGOOD pin (see
LDO
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
Table 4.
Pins
L6731D
CC
and