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PL34063AQ8 Datasheet(Fiches technique) 2 Page - Cystech Electonics Corp.

Numéro de pièce PL34063AQ8
Description  DC-to-DC Converter Control Circuit
Télécharger  7 Pages
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Fabricant  CYSTEKEC [Cystech Electonics Corp.]
Site Internet  http://www.cystekec.com
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CYStech Electronics Corp.
Spec. No. : C501Q8
Issued Date : 2003.03.21
Revised Date :
Page No. : 2/7
PL34063AQ8
CYStek Product Specification
Pin Connections
Pin1:Switch Collector
Pin5:Comparator Inverting Input
Pin2:Switch Emitter
Pin6:Vcc
Pin3:Timing Capacitor
Pin7:Ipk Sense
12
3
4
5
6
7
8
Pin4:Gnd
Pin8:Driver Collector
Absolute Maxium Rating
Supply Voltage ....................................................................................................................................... 40 V
Comparator Input Voltage Range ........................................................................................... -0.3 V ~ 40 V
Switch Collector Voltage ....................................................................................................................... 40 V
Switch Emitter Voltage .......................................................................................................................... 40 V
Switch Collector to Emitter Voltage ...................................................................................................... 40 V
Driver Collector Voltage ........................................................................................................................ 40 V
Switch Current ....................................................................................................................................... 1.6A
Power Dissipation DIP Package Ta=25
°C........................................................................................ 625 mW
Thermal Resistance Junction to Air............................................................................................. 160
°C / W
Operating Junction Temperature......................................................................................................... 125
°C
Operating Ambient Temperature Range......................................................................................... 0 ~ 70
°C
Storage Temperature Range.................................................................................................. -40
°C ~ 125 °C
Electrical Characteristics (Vcc=5V,Ta=25°C, unless otherwise specified)
Parameter
Test Condition
Symbol
Min.
Typ. Max.
Unit
Oscillator
Charging Current
5.0V
≤VCC≤40V
Ichg
24
35
42
uA
Discharge Current
5.0V
≤VCC≤40V
Idischg
140
220
260
uA
Voltage Amplitude
Pin3
VOSC
-
0.6
-
V
Discharge to Charge Current Ratio
VIPK(Sense) =VCC
IDischg/Ichg
5.2
6.5
7.5
Current Limit Sense Voltage
IChg=Idischg
VIPK(Sence)
250
300
350
mV
Output Switch
Saturation Voltage, Darlington
Connection
ISW=1.0A,
VC(Driver)=VC(Switch)
VCE(Sat)
-
1.0
1.3
V
Saturation Voltage
ISW=1.0A, IC(Driver)=50mA
(Forced
β ≈ 20)
VCE(Sat)
-
0.4
0.7
V
DC Current Gain
ISW=1.0A, VCE=5.0V
hFE
50
75
-
V
Collector Off-State Current
VCE=40V
ICC(Off)
-
0.01
100
uA
Comparator
Threshold Voltage
Threshold Voltage
0
°C≤Ta≤70°C
VFB
1.227
1.210
1.250
-
1.273
1.29
V
Threshold Voltage Line Regulation
3.0V
≤VCC≤40V
Regline
-
1.5
6
mV
Input Bias Current
VIN=0V
IIB
-
-20
-400
nA
Supply Current
VIPK(Sence)=VCC
VPin5
>VFB,
5.0V
≤VCC≤40V
CT=0.0001uF,Pin2=Gnd
Remaining pins open
ICC
-
1.6
3
mA




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