R1245S003H-FE

R1245S003H-FE
R1245S003H-FE R1245S003H-FE R1245S003H-FE 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
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