R1240K003B

Brand: Ricoh
Product Code: R1240K003x
Availability: 2887

Price: US$2.21

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R1240x Series (1.2A, 30V Step Down DC/DC Converter)

Datasheet
Flyer
Design Guide
Operating Voltage	4.5V ~ 30V
Internal Nch MOSFET Driver	Ron=0.35Ω Typ.
Adjustable Output Voltage with External Resistor	0.8V ~ 15V
Feed Back Voltage	0.8V ±1.5%
Peak Current Limit Function	Typ. 2.0A
Operating Frequency	1.25MHz ( 310kHz : fold condition :Ver.B only)
Short protection for output	Ver.A: Latch with 2ms delay or Ver.B: Fold Back
Stand-by function	Typ. 0µA
Package	DFN(PLP)2527-10
Ordering Format	R1240K003x

Delivery Time
Lead-Time	In stock: ~3 weeks, Factory LT: 10 weeks
Item Characteristics
Version	00xB
Control	PWM
Frequency	1.25MHz
Input Voltage	4.5V to 30.0V
Output Current	1.2A
Output Voltage	Ext. adjustable between 0.8V to 15.0V
Vfb Voltage Accuracy	± 12mV
Type	Fold-back, Diode Rectifier
Package	DFN(PLP)2527-10