CONVERTER CONTROLLER. YD34063 Datasheet

YD34063 Datasheet PDF, Equivalent


Part Number

YD34063

Description

DC TO DC CONVERTER CONTROLLER

Manufacture

Wuxi Youda electronics

Total Page 4 Pages
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YD34063 Datasheet
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YOUDA INTEGRATED CIRCUIT
YD34063
DC TO DC CONVERTER CONTROLLERYD34063
DESCRIPTION
The YD34063 is a monolithic regulator subsystem intended for use as DC to DC converter: This device contains
a temperature compensated band-gap reference, a duty-cycle control oscillator, driver and high current output switch.
FEATURES
*Operation From 3.0V to 40V
*Short Circuit Current Limiting
*Low Standby Current
*Output Switch Current Of 1.5A Without External Transistors
*Frequency Of Operation From 100Hz to 100kHz
*Step-up, Step-down or Inverting Switch Regulators
BLOCK DIAGRAM
E
1 T2 Q
T1
S
R
8
D
2C
A CT
IS
3 OSCILLATOR
4 1.25Vref
+
COMP.
-B
7
6
5
WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110 Website: www.e-youda.com
SHENZHEN OFFICE Tel86-755-83740369
Fax86-755-83741418
Ver 5.0
1 of 4
2006-7-10
DataSheet4 U .com

YD34063 Datasheet
www.DataSheet4U.com
YOUDA INTEGRATED CIRCUIT
YD34063
ABSOLUTE MAXIMUM RATINGS (Tamb=25)
PARAMETER
Supply Voltage
Comparator Input Voltage Range
Switch Collector Voltage
Switch Emitter Voltage
Switch Collector to Emitter Voltage
Driver Collector Voltage
Driver Collector Current
Switch Current
Power Dissipation
Operating Junction Temperature
Operating Temperature
Storage Temperature
SYMBOL
Vcc
Vi(comp)
Vc(sw)
Ve(sw)
Vce(sw)
Vc(dr)
Ic
Isw
PD
Tj
Tamb
Tstg
VALUE
40
-0.3 +40
40
40
40
40
-55100
1.5
1.25
150
070
-65150
UNIT
V
V
V
V
V
V
mA
A
W
ELECTRICAL CHARACTERISTICS (Tamb=070, Vcc=5.0V, Unless otherwise specified)
PARAMETER
Oscillator
Frequency
Charging Current
Discharging Current
Discharge to Charge
Current Ratio
Current Limit Sense
Voltage
Output Switch
Saturation Voltage
Saturation Voltage
DC Current Gain
Collector OFF Current
SYMBOL
fOSC
Ichq
Idischg
K
VIPK
Vce(sat)
Vce(sat)
hFE
Ic(off)
Threshold Voltage
Threshold Voltage
Line Regulation
Input Bias Current
Vth
Reg
IIB
TEST CONDITIONS
Vpin=0V, CT=1.0
Vpin5=5 to 40V
Vpin5=5 to 40V
V7=Vcc
MIN TYP MAX UNIT
24 33 42
24 35 42
140 190 260
5.2 6.1 7.5
kHz
μA
μA
250 300 350 mV
Isw=1.0A Vc(driver)=Vc(sw)
Isw=1.0A Vc(driver)=50mA
1.0 1.3
0.45 0.7
Isw=1.0A, Vce=5.0V
50 120
Vce=40.0V
Tamb=25
Tamb=0℃~70
0.01 100
1.225 1.25 1.275
1.21 1.29
Vcc=3.040V
1.4 5.0
V
V
μA
V
mV
Vin=0V
-40 -400 nA
WuXi YouDa Electronics Co., Ltd
2 of 4
Website: www.e-youda.com
DataSheet4 U .com


Features Datasheet pdf www.DataSheet4U.com YOUDA INTEGRATED CI RCUIT YD34063 DC TO DC CONVERTER CONT ROLLER—YD34063 DESCRIPTION The YD3406 3 is a monolithic regulator subsystem i ntended for use as DC to DC converter: This device contains a temperature comp ensated band-gap reference, a duty-cycl e control oscillator, driver and high c urrent output switch. FEATURES *Operat ion From 3.0V to 40V *Short Circuit Cur rent Limiting *Low Standby Current *Out put Switch Current Of 1.5A Without Exte rnal Transistors *Frequency Of Operatio n From 100Hz to 100kHz *Step-up, Step-d own or Inverting Switch Regulators BLO CK DIAGRAM E 1 T1 2 A 3 4 C IS CT OSCI LLATOR + COMP. T2 Q S R D 7 8 6 5 B 1 .25Vref WuXi YouDa Electronics Co., Lt d Add: No.5 Xijin Road, National Hi-Tec h Industrial Development Zone, Wuxi Jia ngsu China Tel: 86-510-85205117 86-510- 85205106 Fax: 86-510-85205110 Website: www.e-youda.com SHENZHEN OFFICE Tel: 86-755-83740369 Fax: 86-755-83741418 Ver 5.0 1 of 4 2006-7-10 DataSheet 4 U .com www.DataSheet4U.com YO.
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