SMB113A データシートの表示（PDF） - Summit Microelectronics

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SMB113A

High-power, Four-channel Programmable DC-DC System Power Managers

Summit Microelectronics 

SMB113A/B/SMB117/A

Preliminary Information

DC OPERATING CHARACTERISTICS (CONTINUED)

(Over recommended operating conditions, unless otherwise noted. All voltages are relative to GND.)

Symbol Parameter

Conditions

Min

Typ Max Unit

Error Amplifier

AVOL

Open loop voltage Gain

At DC

60

dB

BW

ISOURCE

ISINK

Frequency bandwidth

Output source current

Output sink current

At AVOL = 0 dB

At 0.5V

At 0.5V

30

MHz

20

µA

800

µA

Output Block

VOUT

Voltage set point range.

100% Maximum Duty cycle

VBATT= 4.2V, ILOAD=0

VOUT = VBATT x (duty cycle)

VBATT= 6.0V, ILOAD=0

VOUT = VBATT x (duty cycle)

0.5

0.5

∆VOUT

Output accuracy, excluding

external resistor divider1

Commercial temperature range

Industrial temperature range

-1.5

-2.0

4.2

V

6.0

+1.5

%

+2.0

RDRVH

RDRVL

VCOMP1

D.C.

HSDRV ON resistance

LSDRV ON resistance

Feedback voltage reference

100% Max Duty Cycle

90% Max Duty Cycle

Output high

Output low

Output high

Output low

COMP1 pin

Programmable in 4mV steps

High Duty Cycle

Low Duty Cycle, Note 3

High Duty Cycle, Note 3

Low Duty Cycle

2

2

Ω

2

2

1.0

V

100

35

%

70

0

Logic Levels

VIH

Input high voltage

VIL

Input low

VOL

Open drain outputs

ISINK = 1mA

0.7 x

VDD_CAP

0

0

6.0

V

0.3 x

VDD_CAP

V

0.4

V

Summit Microelectronics, Inc

2111 2.6 9/16/2010

10

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