RP508K251B

RP508K251B
RP508K251B RP508K251B RP508K251B RP508K251B
Brand: Ricoh
Product Code: RP508Kxx1B
Availability: 1252
Price: US$1.88

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RP508 Series (600 mA 6 MHz Synchronous Step-down DC/DC Converter)

Datasheet
Flyer
Design Guide
Input Voltage Range (Maximum Rating) 2.3 V to 5.5 V (6.5V)
Output Voltage Range 0.8 V to 3.3 V (0.1 V steps)
Supply Current Typ. 15 µA (VFM Mode with No-load)
Standby Current Typ. 0 µA
Output Voltage Temperature Coefficient Typ. ±100ppm/°C
Oscillator Frequency Typ. 6.0 MHz
Maximum Duty Cycle Min. 100%
Built-in Driver ON Resistance Typ. Pch. 0.33 Ω, Nch. 0.24 Ω (VIN = 3.6 V)
UVLO Detector Threshold Typ. 2.0V
Soft-start Time Typ. 90 µs
Lx Current Limit Circuit Typ. 1.1 A
Output Voltage Accuracy ±1.5% (VOUT ≥ 1.2V) or ±18 mV (VOUT < 1.2V)
Package DFN(PLP)1212-6F
Ordering Format RP508Kxx1B
Delivery Time
Lead-Time In stock: ~3 weeks, Factory LT: 10 weeks
Item Characteristics
Version xx1B
Control Forced PWM, PWM/VFM Auto Switching
Frequency 6MHz
Input Voltage 2.3V to 5.5V
Output Current 600mA
Output Voltage 2.5V
Output Voltage Accuracy ±1.5%
Type MODE pin, Fixed output, Auto-discharge in shut-down mode
Package DFN(PLP)1212-6F
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