R1245S003H-FE

Brand: Ricoh
Product Code: R1245S003x-FE
Availability: 840

Price: US$2.92

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R1245x Series (1.2A, 30V Step Down DC/DC Converter)

Datasheet
Flyer
Operating Voltage	4.5V ~ 30V
Internal Nch MOSFET Driver	RON=0.35Ω Typ.
Adjustable output voltage with external resistor	0.8V or more
Feedback voltage and tolerance	0.8V±1.0%
Peak Current Limit	Typ. 2.0A
UVLO function released voltage	Typ. 4.0V
Operating Frequency	330kHz (A/B version), 500kHz (C/D version), 1000kHz (E/F version), 2400kHz (G/H version)
Foldback Protection Frequency	170kHz (B/D version), 250kHz (F version), 400kHz (H version)
Latch protection delay time	Typ. 4ms for A/C/E/G version
Stand-by Current	Typ. 0μA
Package	HSOP-8E
Ordering Format	R1245S003x-FE

Delivery Time
Lead-Time	In stock: ~3 weeks, Factory LT: 10 weeks
Item Characteristics
Version	00xB/D/F/H
Control	PWM
Frequency	2.4MHz (G/H)
Input Voltage	4.5V to 30.0V
Output Current	1.2A
Output Voltage	Ext. adjustable between 0.8V to 27.6V (A to D)
Vfb Voltage Accuracy	± 8mV
Type	Fold-back, Diode Rectifier
Package	HSOP-8E