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HT82P604B Datasheet(PDF) 4 Page - Holtek Semiconductor Inc

Part # HT82P604B
Description  DC-DC Converter
PDF  7 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT82P604B Datasheet(HTML) 4 Page - Holtek Semiconductor Inc

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Electrical Characteristics
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VCC
Conditions
VCC Supply Current
ICC
Nominal Supply
12V Ugate and Lgate Open
¾
5
¾
mA
Power-On Reset
Rising VCC Threshold
12V VOCSET=4.5V
¾¾
10.4
V
Falling VCC Threshold
12V VOCSET=4.5V
8.2
¾¾
V
Rising VOCSET Threshold
12V
¾
1.26
¾
V
Oscillator
Free Running Frequency
12V RT=Open
185
200
215
kHz
Total Variation
12V 6kW<RT to GND<200kW-15
¾
+15
%
DVOSC
Ramp Amplitude
12V RT=Open
¾
1.9
¾
VP-P
Reference and DAC
DACOUT Voltage Accuracy 12V
-1.0
¾
+1.0
%
ERROR Amplifier
DC Gain
12V
¾
88
¾
dB
GBW
Gain-Bandwidth Product
12V
¾
15
¾
MHz
SR
Slew Rate
12V COMP=10pF
¾
6
¾
V/ms
Gate Drivers
IUGATE Upper Gate Source
12V VBOOT-VPHASE=12V,
VUGATE=6V
350
500
¾
mA
RUGATE Upper Gate Sink
12V ILGATE=0.3A
¾
5.5
10
W
ILGATE
Lower Gate Source
12V VCC=12V, VLGATE=6V
300
450
¾
mA
RLGATE Lower Gate Sink
12V ILGATE=0.3V
¾
3.5
6.5
W
Protection
Over-Voltage Trip
(VSEN/DACOUT)
12V
¾
115
120
%
IOCSET
OCSET Current Source
12V VOCSET=4.5VDC
170
200
230
mA
IOVP
OVP Sourcing Current
12V VSEN=5.5, VOVP=0V
60
¾¾
mA
ISS
Soft Start Current
12V
¾
10
¾mA
Power Good
Upper Threshold
(VSEN/DACOUT)
12V VSEN Rising
106
¾
111
%
HT82P604B
4
March 22, 2000
Preliminary



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