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IM6021

5.5V Input, 1A, Synchronous Step-down Converter with Integrated Inductor
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VIN Range(V):
2.7 to5.5
IOUT(A):
1
VOUT(V):
1 to 5
VFB(V):
0.6, / Programmed
Inductor(uH):
0.47
Control Mode:
COT
Operation Mode:
PFM
Package:
QFN2.5x3-12
Status:
MP
Switching Frequency(Hz):

3M

HSFET Rds(on)(Ω):

0.12

LSFET Rds(on)(Ω):

0.06

Functions:

High Frequency / Ultra-low IQ / Pgood

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FEATURES
参数
Integrated inductor, MOSFETs and controller
Input voltage operating range from 2.9V to 5.5V
Programmable VOUT from 1.0V
Up to 1A typical output current
Up to 93% efficiency at 5VIN, 3.3VOUT/0.6A
Ultra-low IQ of 40µA
Constant-On-Time (COT) control scheme
Ultrafast transient response
3MHz PWM operation in continuous mode
100% duty cycle in dropout
Enable pin control
Internal soft-start
Thermal shutdown
Small Footprint, low profile
2.5mm × 3mm × 0.91mm QFN-12 package
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