AP3019 查看數據表（PDF） - BCD Semiconductor

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AP3019

WHITE LED STEP-UP CONVERTER

BCD Semiconductor 

WHITE LED STEP-UP CONVERTER

Functional Block Diagram

Preliminary Datasheet

AP3019

FB

3

SOFT

START

VIN

6 VREF

1.25 V

200 mV

A1

A2

SW

1

5

DRIVER

R

Q

S

OVP

Q1

VOUT

COMPARATOR

CTRL 4

Σ

RAMP

GENERATOR

2 GND

1.0 MHz

OSCILLATOR

Figure 3. Functional Block Diagram of AP3019

Ordering Information

AP3019

-

Circuit Type

Package

K: SOT-23-6

E1: Lead Free

TR: Tape and Reel

Package

SOT-23-6

Temperature Range

-40 to 85oC

Part Number

AP3019KTR-E1

Marking ID

E9S

Packing Type

Tape & Reel

BCD Semiconductor's Pb-free products, as designated with "E1" suffix in the part number, are RoHS compliant.

Apr. 2007 Rev. 1. 1

BCD Semiconductor Manufacturing Limited

3

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