Datasheet > MPM3814C

MPM3814C

更新时间： 2024-04-09 19:01:22

品牌	Logo	应用领域
芯源 - MPS		电源电路
页数	文件大小	规格书
19页	1101K
描述
2.75V 至 6V、1A、超低噪声、超小尺寸电源模块

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MPM3814C 数据手册

MPM3814C – 6V, 1A, ULTRA-SMALL STEP-DOWN POWER MODULE

ELECTRICAL CHARACTERISTICS

V_IN= 3.6V, T_J= -40°C to +125°C ⁽⁸⁾, typical value is tested at T_J= 25°C, the over-temperature limit

is guaranteed by characterization, unless otherwise noted.

Parameter

Symbol Condition

Min

Typ

600

Max

Units

Feedback (FB) voltage

FB current

V_FB

I_FB

2.75V ≤ V_IN≤ 6V

591

609

V_FB= 0.6V

Dropout resistance

R_DR

100% on duty cycle

105

mΩ

V_EN= 0V, V_IN= 6V, V_SW= 0V and

6V, T_J= 25°C

Switch leakage

μA

P-channel MOSFET peak

current limit

T_J= 25°C

1.6

N-channel MOSFET valley

current limit ⁽⁸⁾

1.5

On time

V_IN= 3.6V, V_OUT= 1.2V

V_OUT= 1.2V, I_LOAD= 1A

130

Switching frequency

f_SW

2200

kHz

Minimum off time ⁽⁹⁾

Minimum on time ⁽⁹⁾

t_MIN-OFF

t_MIN-ON

100

Soft-start time ⁽⁹⁾

Soft-stop time

t_SS-ON

1.7

t_SS-OFF

Power good (PG) upper trip

threshold

FB voltage in respect to the

regulation

PG_OV

PG_UV

PG lower trip threshold

PG delay

-12

μs

100

PG sink current capability

PG logic high voltage

PG internal pull-up resistor

V_{PG_LO}

V_{PG_HI}

R_PG

Sink 1mA

0.4

V_IN= 5V, V_FB= 0.6V

440

2.5

kΩ

Under-voltage lockout

(UVLO) rising threshold

2.3

2.75

0.3

UVLO threshold hysteresis

EN input logic low voltage

EN input logic high voltage

400

1.2

V_EN= 2V

μA

EN input current

V_EN= 0V

Supply current (shutdown)

Supply current (quiescent)

V_EN= 0V, T_J= 25°C

V_EN= 2V, V_FB= 0.63V, V_IN= 3.6V

500

MPM3814C Rev. 1.0

4/15/2022

MonolithicPower.com

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

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