Datasheet > MAX17075_12

MAX17075_12

更新时间： 2022-11-17 18:35:06

品牌	Logo	应用领域
美信 - MAXIM		稳压器开关运算放大器泵
页数	文件大小	规格书
23页	601K
描述
Boost Regulator with Integrated Charge Pumps, Switch Control, and High-Current Op Amp

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MAX17075_12 数据手册

Boost Regulator with Integrated Charge Pumps,

Switch Control, and High-Current Op Amp

ELECTRICAL CHARACTERISTICS (continued)

= +5V, Circuit of Figure 1, V

= V

= +13V, T = -40°C to +85°C, unless otherwise noted.) (Note 1)

SUP A

AVDD

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

NEGATIVE CHARGE-PUMP REGULATOR

Input Supply Range

+2%

+50

0.2

SUP

FBN Regulation Voltage (V

FBN Input Bias Current

- V

)

REF

FBN

SUP

- V = 1V

FBN

-2%

-50

REF

FBN

= 0V, T = +25°C

%/V

ꢀ

FBN Line Regulation Error

DRVN PCH On-Resistance

DRVN NCH On-Resistance

= 9V to 18V, V

= -7V

GOFF

MAX1075

ꢀ

7-bit voltage ramp with filtering to prevent

high peak currents

Negative Charge-Pump Soft-Start Period

POSITIVE GATE-DRIVER TIMING AND CONTROL SWITCHES

CTL Input Low Voltage

0.6

CTL Input High Voltage

CTL Input Current

= 0V or V

, T = +25°C

-1

µA

CTL

VCC

SRC Input Voltage Range

SRC-to-COM Switch On-Resistance

DRN-to-COM Switch On-Resistance

COM-to-GND Pulldown

DEL

= 1.5V, CTL = VCC

= 1.5V, CTL = AGND

= 0V

ꢀ

DEL

ꢀ

DEL

1.5

2.5

600

360

kꢀ

µA

= 1.5V, CTL = VCC

= 1.5V, CTL = AGND

SRC Input Current

OPERATIONAL AMPLIFIERS

SUP Supply Range

4.2

6.5

Undervoltage Threshold

3.8

SUP

SUP Supply Current

Buffer configuration, V

/2, no load

µA

POS = SUP

Input Offset Voltage

, V

= V

/2, T = +25°C

NEG POS

SUP

Input Bias Current

, V

/2, T = +25°C

-1

NEG POS

Input Common-Mode Voltage Range

SUP

350

Output-Voltage-Swing High

50mA

OUT =

Output-Voltage-Swing Low

Short-Circuit Current

-50mA

350

Sourcing

Sinking

500

XAO CONTROL

RSTIN Threshold

RSTIN Input Current

RST Output Voltage

RST Blanking Time

XAO UVLO

Falling edge

1.22

-1

1.28

µA

= +25°C

= 1mA

0.4

280

1.7

SINK

Counting from V

crossing 2.25V

160

VCC

rising with typical hysteresis of 50mV

Note 1: -ꢀ0°C specifcations are guaranteed by design, not production tested.

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