RT9161B データシートの表示（PDF） - Richtek Technology

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RT9161B

Simple Lithium-Ion Battery Charger

Richtek Technology 

RT9161B

Preliminary

Absolute Maximum Ratings

z Input Voltage

z Power Dissipation, PD @ TA = 25°C

SOT-89

• Package Thermal Resistance

SOT-89, θJC

SOT-89, θJA

SOT-223, θJC

SOT-223, θJA

z Operating Junction Temperature Range

z Storage Temperature Range

-0.3 ~ 14V

0.5W

100°C/W

300°C/W

15°C/W

60°C/W

-40°C ~ 125°C

-65°C ~ 150°C

Electrical Characteristics

(TA = 25°C, CIN = 1µF, COUT = 10µF, unless otherwise specified)

Parameter

Symbol

Test Conditions

Input Voltage Range (1)

VIN

Output Voltage Accuracy

∆VOUT IL = 1mA, VIN = 5V

Output Voltage Temperature

Coefficient (1)

Min Typ Max Units

4.5

--

14

V

-1

--

+1

%

--

50

150 PPM/°C

Line Regulation

Load Regulation (2)

Current Limit (3)

Dropout Voltage (4)

∆VLINE IL = 1mA, VIN = 4.5 ~ 12 V

--

2

∆VLOAD IL = 1mA ~ 300/500/mA, , VIN = 5V --

1

ILIMIT

VIN = 5V, VOUT = 0V

300

--

VDROP IL = 300/500mA

-- 450/750

Standby Current

ISTANDBY IL = 0, VIN = 12V

--

110

Note:

(1) Guaranteed by design.

(2) Regulation is measured at constant junction temperature, using pulsed ON time.

(3) Current Limit is measured at constant junction temperature, using pulsed ON time.

(4) Dropout is measured at constant junction temperature, using pulsed ON time.

3

30/50

600

--

180

%VOUT

mV

mA

mV

µA

Function Block Diagram

VIN

Current Limit

Thermal

Shutdown

Error

Amp

1.2V

Reference

VOUT

GND

www.richtek-ic.com.tw

2

DS9161B-02 April 2001

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