ST1S09PUR

2 A, 1.5 MHz PWM step-down switching regulator with synchronous rectification

Parameters

Input Voltage Min Volt	4.5
Input Voltage Max Volt	5.5
Operating Temp Min Celsius	-30.0
Operating Temp Max Celsius	125.0
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	DFN6 3x3

Description

The ST1S09 is a step-down DC-DC converter optimized for powering low output voltage applications. It supplies a current in excess of 2 A over an input voltage range from 2.7 V to 6 V.A high PWM switching frequency (1.5 MHz) allows the use of tiny surface-mount components.Moreover, since the...
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Key features

Key features
Operating junction temp. -30 °C to 125 °C Utilizes tiny capacitors and inductors Available in DFN6 (3 x 3 mm) exposed pad Non switching quiescent current: (typ) 1.5 mA over temperature range Integrated output over-voltage protection 1.5 MHz fixed frequency PWM with current control mode Typical efficiency: > 90% 2 A output current capability Two versions available: power good or inhibit R_DSON (typ) 100 mΩ 2 % DC output voltage tolerance

In stock

Quantity	$ per unit	Savings
1-9	$2.53	0%
10-24	$1.63	36%
25-99	$1.45	43%
100-249	$1.20	53%
250-499	$1.13	55%
500	$0.98	61%
500 +	Contact sales

$2.53

Parameters

Input Voltage Min Volt	4.5
Input Voltage Max Volt	5.5
Operating Temp Min Celsius	-30.0
Operating Temp Max Celsius	125.0
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	DFN6 3x3

Description

Key features

Key features
Operating junction temp. -30 °C to 125 °C Utilizes tiny capacitors and inductors Available in DFN6 (3 x 3 mm) exposed pad Non switching quiescent current: (typ) 1.5 mA over temperature range Integrated output over-voltage protection 1.5 MHz fixed frequency PWM with current control mode Typical efficiency: > 90% 2 A output current capability Two versions available: power good or inhibit R_DSON (typ) 100 mΩ 2 % DC output voltage tolerance