DataSheet.jp

MC34063A の電気的特性と機能

MC34063AのメーカーはSTMicroelectronicsです、この部品の機能は「DC-DC CONVERTER CONTROL CIRCUITS」です。


製品の詳細 ( Datasheet PDF )

部品番号 MC34063A
部品説明 DC-DC CONVERTER CONTROL CIRCUITS
メーカ STMicroelectronics
ロゴ STMicroelectronics ロゴ 




このページの下部にプレビューとMC34063Aダウンロード(pdfファイル)リンクがあります。

Total 16 pages

No Preview Available !

MC34063A Datasheet, MC34063A PDF,ピン配置, 機能
( DataSheet : www.DataSheet4U.com )
MC34063A
MC34063E
DC/DC CONVERTER CONTROL CIRCUITS
s OUTPUT SWITCH CURRENT IN EXCESS
OF 1.5A
s 2% REFERENCE ACCURACY
s LOW QUIESCENT CURRENT: 2.5mA (TYP.)
s OPERATING FROM 3V TO 40V
s FREQUENCY OPERATION TO 100KHz
s ACTIVE CURRENT LIMITING
DESCRIPTION
The MC34063A/E series is a monolithic control
circuit delivering the main functions for DC/DC
voltage converting.
The device contains an internal temperature
compensated reference, comparator, duty cycle
controlled oscillator with an active current limit
circuit, driver and high current output switch.
Output voltage is adjustable through two external
resistors with a 2% reference accuracy.
Employing a minimum number of external
components the MC34063A/E devices series is
designed for Step-Down, Step-Up and
Voltage-Inverting applications.
BLOCK DIAGRAM
DIP-8
SO-8
March 2004
www.DataSheet4U.com
1/16
www.DataSheet4U.com

1 Page





MC34063A pdf, ピン配列
MC34063A/E
ORDERING CODES
TYPE
DIP-8
MC34063AB
MC34063AC
MC34063EB
MC34063EC
MC34063ABN
MC34063ACN
MC34063EBN
MC34063ECN
(*) The "A" version is not recommended for new designs.
SO-8
MC34063ABD
MC34063ACD
MC34063EBD
MC34063ECD
SO-8 (TAPE & REEL)
MC34063ABD-TR
MC34063ACD-TR
MC34063EBD-TR
MC34063ECD-TR
ELECTRICAL CHARACTERISTICS (Refer to the test circuits, VCC = 5V, TA = TLOW to THIGH, unless
otherwise specified, see note 2)
OSCILLATOR
Symbol
Parameter
fOSC Frequency
ICHG Charge Current
IDISCHG Discharge Current
IDISCHG/ Discharge to Charge Current
ICHG Ratio
VIPK(sense) Current Limit Sense Voltage
Test Conditions
VPIN5 = 0V CT = 1 nF TA = 25°C
VCC = 5 to 40V TA = 25°C
VCC = 5 to 40V TA = 25°C
PIN 7 = VCC
TA = 25°C
Min.
24
24
140
5.2
ICHG = IDISCHG
TA = 25°C
250
Typ.
33
33
200
6.2
300
Max.
42
42
260
7.5
350
Unit
KHz
µA
µA
µA
mV
OUTPUT SWITCH
Symbol
Parameter
VCE(sat)
VCE(sat)
Saturation Voltage, Darlington
Connection
Saturation Voltage
hFE
IC(off)
DC Current Gain
Collector Off-State Current
Test Conditions
ISW = 1 A PIN 7, 8 connected
ISW = 1 A RPIN8 = 82 to VCC
Forced β ~ 20
ISW = 1 A VCE = 5 V TA = 25°C
VCE = 40 V
Min.
50
Typ.
1
0.45
120
0.01
Max.
1.3
0.7
100
Unit
V
V
µA
COMPARATOR
Symbol
Parameter
VTH Threshold Voltage
Regline
IIB
Threshold Voltage Line
Regulation
Input Bias Current
Test Conditions
TA = 25°C
TA = TLOW to THIGH
VCC = 3 to 40 V
VIN = 0 V
Min.
1.225
1.21
Typ.
1.25
1
Max.
1.275
1.29
5
Unit
V
mV
-5 -400 nA
3/16


3Pages


MC34063A 電子部品, 半導体
MC34063A/E
TYPICAL APPLICATION CIRCUIT
Step-UP Converter
Printed Demoboard
PIN 1 = VOUT
PIN 2 = GND
PIN 3 = GND
PIN 4 = VIN
Test Condition (VOUT = 28V)
Test
Line Regulation
Load Regulation
Output Ripple
Efficiency
VIN = 8 to 16 V,
VIN = 12 V,
VIN = 12 V,
VIN = 12 V,
Conditions
IO = 175 mA
IO = 75 to 175 mA
IO = 175 mA
IO = 175 mA
6/16
Value (Typ.)
30
10
300
89
Unit
mV
mV
mV
%

6 Page



ページ 合計 : 16 ページ
 
PDF
ダウンロード
[ MC34063A データシート.PDF ]


データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。


共有リンク

Link :


部品番号部品説明メーカ
MC34063

DC/DC CONVERTER CONTROL CIRCUIT

HOTCHIP
HOTCHIP
MC34063

DC-DC CONVERTER CONTROL CIRCUITS

ST Microelectronics
ST Microelectronics
MC34063

DC to DC Converter Controller

Unisonic Technologies
Unisonic Technologies
MC34063

DC/DC CONVERTER CONTROL CIRCUIT

ETC
ETC


www.DataSheet.jp    |   2020   |  メール    |   最新    |   Sitemap