Diodes PAM2308 Manual de usuario descargar pdf (Pagina 4)

PAM2308

Document number: DSxxxxx Rev. 1 - 1

4 of 15

www.diodes.com

January 2013

PAM2308

Product Line o

Diodes Incorporated

Electrical Characteristics (@T

= +25°C, V

= 3.6V, V

= 1.8V, C

= 10µF, C

= 10µF, L = 2.2µH, unless otherwise specified.)

Parameter Symbol Test Conditions Min Typ Max Units

Input Voltage Range

2.5 5.5 V

Regulated Feedback Voltage

0.588 0.6 0.612 V

Reference Voltage Line Regulation

ΔV

0.3 %/V

Regulated Output Voltage Accuracy

= 100mA

-3 +3 %

Peak Inductor Current

= 3V, V

= 0.5V or V

= 90%

1.5 A

Output Voltage Line Regulation LNR

= 2.5V TO 5V, I

= 10mA

0.2 0.5 %/V

Output Voltage Load Regulation LDR

= 1mA to 1A

0.5 1.5 %

Quiescent Current (per channel)

No load 40 70 µA

Shutdown Current (per channel)

= 0V

0.1 1 µA

Oscillator Frequency fosc

= 100%

1.2 1.5 1.8 MHz

= 0V or V

= 0V

500 kHz

Drain-Source On-State Resisitance

DS(ON)

= 100mA

P MOSFET 0.3 0.45 Ω

N MOSFET 0.35 0.5 Ω

SW Leakage Current

LSW

±0.01 1 µA

High Efficiency η 96 %

EN Threshold High

1.5 V

EN Threshold Low

0.3 V

EN Leakage Current

±0.01 µA

Over Temperature Protection OTP 150 °C

OTP Hysteresis OTH 30 °C

1 2 3 4 5 6 7 8 9 ... 14 15

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