Datasheet > NJM2891PB1-0328-TE2

NJM2891PB1-0328-TE2

更新时间： 2024-09-25 05:13:43

品牌	Logo	应用领域
NJRC		/
页数	文件大小	规格书
10页	182K
描述
Regulator

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NJM2891

2ch LOW DROPOUT VOLTAGE REGULATOR

ꢀ GENERAL DESCRIPTION

ꢀ PACKAGE OUTLINE

The NJM2891 is low dropout voltage regulator designed

for cellular phone application.

Advanced Bipolar technology achieves low noise, high ripple

rejection and low quiescent current.

NJM2891PB1

ꢀ FEATURES

ꢁ High Ripple Rejection

ꢁ Output Noise Voltage

70dB typ. (f=1kHz , Vo=3V Version)

Vno=30µVrms typ.(Cp=0.01µF)

ꢁ Output capacitor with 1.0µF ceramic capacitor (Vo≥2.7V)

ꢁ Output Current

ꢁ High Precision Output

ꢁ Low Dropout Voltage

ꢁ ON/OFF Control

Io(max.)=150mA × 2ch

Vo±1.0%

0.10V typ. (Io=60mA)

(Active High)

ꢁ Internal Short Circuit Current Limit

ꢁ Internal Thermal Overload Protection

ꢁ Bipolar Technology

ꢁ Package Outline

FFP12-B1 (2.0×2.0×0.85mm)

ꢀ PIN CONFIGURATION

PIN FUNCTION

1. V_OUT

2. V_OUT

7. CONTROL1

8. V_OUT

9. V_OUT

3. GND

4. CONTROL2

5. V_IN2

10. NOISE BYPASS1

11. NC

6. V_IN1

12. NOISE BYPASS2

TOP

BOTTOM

NJM2891PB1

ꢀ EQUIVALENT CIRCUIT

V_IN1/ V_IN2

V_OUT1/ V_OUT2

Cont1/Cont2

Thermal

Protection

Noise Bypass1 /

Noise Bypass2

Bandgap

Reference

GND

12 3 4 5 6 7...10

中文翻译

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