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Flexible Single Ended Current Mode PWM Controller

Package Information

CAD Model:View CAD Model
Pkg. Type:TSSOP
Pkg. Code:MNT
Lead Count (#):16
Pkg. Dimensions (mm):5.0 x 4.4 x 0.00
Pitch (mm):0.7

Environmental & Export Classifications

Moisture Sensitivity Level (MSL)1
Pb (Lead) FreeYes
ECCN (US)EAR99
HTS (US)8542.39.0090
RoHS (ISL6721AVZ-T)Download

Product Attributes

Lead Count (#)16
Carrier TypeReel
Moisture Sensitivity Level (MSL)1
Pitch (mm)0.7
Pkg. Dimensions (mm)5.0 x 4.4 x 0.00
Pb (Lead) FreeYes
Pb Free CategoryPb-Free 100% Matte Tin Plate w/Anneal-e3
Temp. Range (°C)-40 to +105°C
Bias Voltage Range (V)20 - 20
Control ModePeak Current Mode
Controller / IntegratedController
Duty Cycle (%)100 - 100
FET Driver Output Current (Max) (A)1
Length (mm)5
MOQ2500
No-Load Operating Current4.5 mA
Output Voltage (Max) (V)300
Outputs (Max) (#)1
PWMs (#)1
Parametric CategoryFlyback & Forward Controllers
Pkg. TypeTSSOP
Qualification LevelStandard
Topology CharacteristicFlyback or Forward (two switch)
Topology [Rail 1]Single-Ended
UVLO Falling (V)7.7
UVLO Rising (V)8.25
VBIAS (Max) (V)20
Width (mm)4.4

Description

The ISL6721 is a low power, single-ended Pulse Width Modulating (PWM) current mode controller designed for a wide range of DC/DC conversion applications including Boost, Flyback and isolated output configurations. Peak current mode control effectively handles power transients and provides inherent overcurrent protection. Other features include a low power mode where the supply current drops to less than 200μA during overvoltage and overcurrent shutdown faults. This advanced BiCMOS design features low operating current, adjustable operating frequency up to 1MHz, adjustable soft-start, and a bidirectional SYNC signal that allows the oscillator to be locked to an external clock for noise sensitive applications.