UTCMC34063 Datasheet, PDF (2/6 Pages) Unisonic Technologies – DC TO DC CONVERTER CONTROLLER

UTCMC34063 LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS(Ta=25°C )
PARAMETER
SYMBOL
Supply Voltage
Vcc
Comparator input voltage range
Vi(comp)
Switch collector voltage
Vc(sw)
Switch Emitter Voltage
Ve(sw)
Switch collector to emitter voltage
Vce(sw)
Driver collector Voltage
Vc(dr)
Switch current
Isw
VALUE
40
-0.3~+40
40
40
40
40
1.5
UNIT
V
V
V
V
V
V
A
ELECTRICAL CHARACTERISTICS( Ta=25°C )
(Vcc=5.0V,Ta=0~70°C,unless otherwise specified)
PARAMETER
SYMBOL TEST CONDITIONS
Oscillator
Charging Current
Ichg
Vcc=5 to 40V,Ta=25°C
Discharging Current
Idischg Vcc=5 to 40V,Ta=25°C
Oscillator Amplitude
Vosc
Ta=25°C
Discharge to Charge Current Ratio
K
V7=Vcc,Ta=25°C
Current limit Sense Voltage
Vsense
Ichg=Idischg
Ta=25°C
Output Switch
Saturation Voltage 1(note)
Vce(sat)1
Isw=1.0A
Vc(driver)=Vc(sw)
Saturation Voltage 2(note)
Vce(sat)2
Isw=1.0A
Vc(driver)=50mA
DC Current Gain(note)
Gi(DC)
Isw=1.0A
Vce=5.0V,Ta=25°C
Collector Off State Current(note)
C(off)
Vce=40.0V,Ta=25°C
Comparator
Threshold Voltage
Vth
Threshold voltage Line Regulation
Vth
Vcc=3~40V
Input Bias Current
Ibias
Vi=0V
Total Device
Vcc=5~40V
Ct=0.001
Supply Current
Icc
V7=Vcc
Vc>Vth
Pin2=GND
MIN TYP. MAX UNIT
22
31
42
µA
140 190 260
µA
0.5
V
5.2
6.1
7.5
250 300 350 mV
0.95 1.3
V
0.45 0.7
V
50
180
0.01 100
µA
1.21 1.24 1.29
V
2.0
5.0
mV
50
400
nA
2.7
4.0
mA
NOTE: Output switch tests are performed under pulsed conditions to minimize power dissipation.
UTC UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R103-001,A