AP1187S7LA

更新时间： 2024-02-16 20:37:52

品牌	Logo	应用领域
易亨 - ANACHIP		稳压器调节器电源电路光电二极管输出元件
页数	文件大小	规格书
6页	179K
描述
1A Ultra Low Dropout Positive Adjustable Regulator

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技术参数
数据手册

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AP1187S7LA 技术参数

是否Rohs认证：	符合	生命周期：	Transferred
包装说明：	,	Reach Compliance Code：	unknown
风险等级：	5.58	Is Samacsys：	N
Base Number Matches：	1

AP1187S7LA 数据手册

AP1187

1A Ultra Low Dropout Positive Adjustable Regulator

Electrical Characteristics

Unless otherwise specified, these specifications apply over, C_IN=1uF, C_OUT=10uF, and T_J=0 to 150^oC. Typical value refer to T_J=25^oC.

_OUT= V_SENSE

Sym.

Parameter

Test Condition

Min. Typ. Max. Unit

V_REFReference Voltage T_J=25^oC,(V_IN-V_OUT)=0.5V, I_O=10mA V_CTRL=V_IN+1V

1.225 1.250 1.275

0.2

Line Regulation

I_O=10mA, V_OUT+0.5V<V_IN<12V V_CTRL=V_IN+1V

0mA<I_O<1.0A, T_J=25^oC, (V_IN– V_OUT) = 2V,

Load Regulation

_CTRL= V_IN+ 1V

Dropout Voltage V_ADJ=0V for all conditions below.

1.5

0.5

1.7

0.6

(V_CTRL-V_OUT

)

_IN=2.05V, I_O=1.0A

Dropout Voltage

_ADJ=0V for all conditions below.

(V_IN-V_OUT

)

V_CTRL=3V, I_O=1.0A

Current Limit

V_CTRL=3V, V_IN=2.05V, ∆V_O=100mV, V_ADJ=0V

1.1

Minimum Load

V_CTRL=5V, V_IN=3.3V, V_ADJ=0V

Current

Thermal

30ms Pulse

0.01 0.02 %W

Regulation

V_CTRL=5V, V_IN=5V, I_O=1.0A, V_ADJ=0V, T_J=25,

Ripple Rejection

_RIPPLE=1Vpp at 120Hz

Control Pin

Current

V_ADJ=0V for all conditions below.

µA

_CTRL=2.75V, V_IN=2.05V, I_O=1.0A

Adjust Pin Current V_CTRL=2.75V, V_IN=2.05,V_ADJ=0

Thermal

120

Resistance

SOP-7: Control Circuitry/Power Transistor

^OC/W

Junction-to-Case

Package: SOP-7L, with heat sink or amount of copper

board needed.

Power Dissipation

Typical Application Circuit

3.3V

121

ohm

470uF

ADJ

V_SENSE

V_IN

V_OUT

121

ohm

2.5V/1A

V_CTRL

V_IN

470uF

AP1187

470uF

Anachip Corp.

www.anachip.com.tw

Rev.1.1 Aug 23, 2005

3/6

1 234 5 6

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