Product Summary

The RT8020GQW is a dual high-efficiency Pulse-Width-Modulated (PWM) step-down DC-DC converter. It is capable of delivering 1A output current over a wide input voltage range from 2.5V to 5.5V, the RT8020GQW is ideally suited for portable electronic devices that are powered from 1-cell Li-ion battery or from other power sources within the range such as cellular phones, PDAs and other handheld devices. The applications of the RT8020GQW include Mobile Phones, Personal Information Appliances, Wireless and DSL Modems, MP3 Players, Portable Instruments.

Parametrics

RT8020GQW absolute maximum ratings: (1)Supply Input Voltage, VIN1, VIN2: -0.3V to 6.5V; (2)EN1, FB1, LX1, EN2, FB2 and LX2 Pin Voltage: -0.3V to VIN + 0.3V; (3)Power Dissipation, PD @ TA = 25℃ WDFN-12L 3x3: 1.667W; (4)Package Thermal Resistance (Note 4) WDFN-12L 3x3, θJA: 60℃/W; (5)WDFN-12L 3x3, θJC: 8.2℃/W; (6)Lead Temperature (Soldering, 10 sec.): 260℃; (7)Junction Temperature: 150℃; (8)Storage Temperature Range: -65℃ to 150℃; (9)ESD Susceptibility (Note 2) HBM (Human Body Mode): 2kV; (10)MM (Machine Mode): 200V.

Features

RT8020GQW features: (1)+2.5V to +5.5V Input Range; (2)Adjustable Output From 0.6V to VIN; (3)1.2V, 1.3V, 1.8V, 2.5V and 3.3V Fixed/ Adjustable Output Voltage; (4)1A Output Current; (5)95% Efficiency; (6)No Schottky Diode Required; (7)50uA Quiescent Current per Channel; (8)1.5MHz Fixed-Frequency PWM Operation; (9)Small 12-Lead WDFN Package; (10)RoHS Compliant and 100% Lead (Pb)-Free.

Diagrams

RT8020GQW block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
RT8020GQW
RT8020GQW


IC REG BUCK SYNC ADJ 1A 12WDFN

Data Sheet

0-1: $0.65
1-10: $0.58
10-25: $0.52
25-100: $0.46
100-250: $0.40
250-500: $0.36
500-1000: $0.28
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
RT8004
RT8004

Other


Data Sheet

Negotiable 
RT8004GCP
RT8004GCP


IC REG BUCK SYNC ADJ 3A 16TSSOP

Data Sheet

0-2500: $0.35
RT8004GQV
RT8004GQV


IC REG BUCK SYNC ADJ 3A 16VQFN

Data Sheet

0-2500: $0.35
RT8005
RT8005

Other


Data Sheet

Negotiable 
RT8008
RT8008

Other


Data Sheet

Negotiable 
RT8008-12GB
RT8008-12GB


IC REG BUCK SYNC 1.2V SOT23-5

Data Sheet

0-9000: $0.13