THV3056 Datasheet, PDF (9/32 Pages) THine Electronics, Inc. – 3ch Buck/Boost 2ch CP 1ch HVLDO 1ch LVLDO Controller

THV3056_Rev.2.00_E
Electrical Characteristics
(at Vcc = 12V, RT= 47kohm, Ta = 25°C , unless otherwise noted )
Parameters
Symbol
Condition
Min
Typ
Max Unit
Reference Voltage Block
Reference voltage
Vref
Cvref = 0.01uF
1.188
1.2
1.212 V
Reference voltage(ch-2)
Vref(ch2)
Vref x 0.85/1.2
0.841
0.85
0.859
%
Temperature coefficient
Vref(tc)
Iref = -100uA, Ta = -40 ~ 85°C
± 0.5
%
Line regulation
Vref(line)
Iref = -100uA, Vcc = 4.2 ~ 15V
2
5
mV
Load regulation
Vref(load)
Iref = -100uA ~ -1mA
2
5
mV
Oscillator Circuit Block
Oscillation frequency
Fosc
RT = 47k Ω
460
500
540 kHz
Temperature coefficient
Fosc(tc)
Ta = -40 ~ +85°C
±5
%
DTC Circuit Block
Maximum duty cycle
(ch-1,3)
Dmax
(ch-1,3)
89
%
Maximum duty cycle(ch-2) Dmax(ch-2)
85
%
Maximum duty cycle
(VGH)
Dmax
(VGH)
93
%
Maximum duty cycle
(VGL)
Dmax
(VGL)
87
%
Error Amplifier Block
Offset voltage
Vio1,Vio3
Vio2
Based on VREF pin voltage
Buffer connection
-10
Based on the value : VREF x 0.85/1.2
10
mV
Open loop gain
Vav
70
dB
Unity gain bandwidth
Bw
1.5
MHz
Output sink current
Isnk
Vfb = 1.0V
40
100
uA
Output source current
Isrc
Vfb = 1.0V
1
3
mA
SS offset voltage
Vsso
0.2
V
Charge Pump Block
Threshold voltage (VGH)
Vthc(VGH)
1.2
V
Threshold voltage (VGL)
Vthc(VGL)
0
V
Offset voltage(VGH/VGL)
Vioc
(VGH/VGL)
-20
20
mV
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THine Electronics, Inc.