L6996

Switching Converters, Regulators & Controllers Step-Down Contrllr

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L6996 Picture
SeekIC No. : 00588732 Detail

L6996: Switching Converters, Regulators & Controllers Step-Down Contrllr

floor Price/Ceiling Price

Part Number:
L6996
Mfg:
STMicroelectronics
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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268 Transactions

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Upload time: 2024/10/27

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Product Details

Quick Details

Mounting Style : SMD/SMT Package / Case : TSSOP-24
Packaging : Tube    

Description

Output Voltage :
Output Current :
Output Power :
Input Voltage :
Switching Frequency :
Operating Temperature Range :
Mounting Style : SMD/SMT
Packaging : Tube
Package / Case : TSSOP-24


Features:

` 5 BIT DAC WITH AVAILABLE EXTERNAL OUTPUT VOLTAGE.
` 0.6 TO 1.750V, DYNAMICALLY ADJUSTABLE OUTPUT VOLTAGE RANGE.
` ±1% OUTPUT ACCURACY OVER LINE AND LOAD.
` ACTIVE DROOP.
` CONSTANT ON TIME TOPOLOGY ALLOWS LOW DUTY CYCLE AND FAST LOAD TRANSIENT.
` 90% EFFICIENCY FROM 12V TO 1.35V/8A.
` 1.750V TO 28V BATTERY INPUT RANGE.
` OPERATING FREQUENCY UP TO 1MHZ.
` INTEGRATED HIGH CURRENT DRIVERS.
` LATCHED OVP AND UVP PROTECTIONS. OCP PROTECTION.
` 350A TYP. QUIESCENT CURRENT.
` 7A TYP. SHUTDOWN SUPPLY CURRENT.
` PGOOD AND OVP SIGNALS.
` ZERO-CURRENT DETECTION AND PULSEFREQUENCY MODE.



Application

· ADVANCED MOBILE CPUs SUPPLY WITH DYNAMIC TRANSITIONS.
· NOTEBOOK/LAPTOP, CONCEPT PC CPUs SUPPLY.
· DC/DC FROM BATTERY SUPPLY EQUIPMENTS.



Pinout

  Connection Diagram


Specifications

Symbol Parameter Value Unit
VCC VCC to GND -0.3 to 6 V
VDR VDR to GND -0.3 to 6 V
  HGATE and BOOT, to PHASE -0.3 to 6 V
  HGATE and BOOT, to PGND -0.3 to 36 V
VPHASE PHASE -0.3 to 30 V
  LGATE to PGND -0.3 to VDR+0.3 V
  ILIM, VFB+, VFB-, CS-, CS+, SHDN, VID0-4, PGOOD, OVP,
VPROG to GND
-0.3 to VCC+0.3 V
Ptot Maximum Power dissipation at Tamb = 25°C 1 W
Tj Junction operating temperature range 0 to 125 °C
Tstg Storage temperature range -55 to 125 °C



Description

L6996 is dc-dc controller specifically designed to provide extremely high efficiency conversion for mobile advanced microprocessors.

The "constant on-time" topology assures fast load transient response. The embedded "voltage feedforward" provides nearly constant switching frequency operation.

A precise 5-bit DAC allows select output voltage from 0.6V to 1V with 25mV steps and from 1V to 1.75V with 50mV steps.

L6996 is capable of supporting CPUs VID combination changing during normal operation.

The active droop allows adjust both the output loadline slope and the zero-load output voltage.




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