參數(shù)資料
型號: 2SK1794
元件分類: JFETs
英文描述: 6 A, 900 V, 2.8 ohm, N-CHANNEL, Si, POWER, MOSFET
文件頁數(shù): 2/9頁
文件大?。?/td> 403K
代理商: 2SK1794
LV5652T
No.A1512-2/9
Electrical Characteristics at Ta = 25°C, VCC = VBIAS = 3.6V, SCP = 0V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Error amplifier 1
IN+ pin internal bias voltage
VB
Value added to the error amplifier offset at
the error amplifier + side voltage
0.504
0.51
0.516
V
Output low voltage
ch1 to ch3
VLow FB
IN- = 2.0V, IFB = 20
μA
0.2
V
Output high voltage
ch1 to ch3
VHi FB
IN- = 0V, IFB1 = -20
μA
2.0
V
Error amplifier 2
IN2
-RE pin offset voltage
VOFF2
-6
6
V
Output low voltage
VLow FB2RE
IN2-RE = 2.0V, IFB = 20
μA
0.2
V
Output high voltage
VHi FB2RE
IN2-RE = -10V, IFB1 = -500
μA
2.0
V
Protection circuit
Threshold voltage
VSCP
1.1
1.25
1.4
V
SCP pin current
ISCP
4
μA
Short circuit detection signal pin
VSCPOUT
Open collector, ISCPOUT = 100
μA
0.2
V
Software start block
Soft start current
ch1 to ch3
ISF
CSOFT = 0V
3.2
4
4.8
μA
Soft start resistance
ch1 to ch3
RSF
160
200
240
k
Ω
Fixed duty
Maximum on duty 1
ch1
Duty MAX 1
Out monitor , IN- = 0V
100
%
Maximum on duty 2
ch2
Duty MAX 2
Out monitor , IN- = 0V
80
85
90
%
Maximum on duty 3
ch3
Duty MAX 3
Out monitor , IN- = 0V
80
85
90
%
Output block
OUT pin high side on resistance
ROUT SOUR
IO = 10mA
28
50
Ω
OUT pin low side on resistance
ROUT SINK
IO = 10mA
18
35
Ω
Triangle wave oscillator block
Current setting pin voltage
VT RT
RT = 10k
Ω
0.57
V
Output current
IOH CT
190
μA
Output current ratio
IO CT
CT pin, rise/fall
2
2.5
3
-
Oscillation frequency
fOSC
RT = 10k
Ω , CT = 270pF
390
510
620
kHz
Reference voltage block
Reference voltage
VREF
1.240
V
Line regulation
VLN REF
VCC = 3V to 15V
10
mV
Control circuit
On state voltage
VON CTL
2.0
V
OFF state voltage
VOFF CTL
0.6
V
Pin input current
IIN CTL
60
μA
Standby circuit
On voltage
VON STBY
2.0
V
OFF voltage
VOFF STBY
0.6
V
Pin input current
IIN STBY
60
μA
All circuits
VCC current consumption
ICC
IN1- to IN3- = 1V
4
5
mA
Standby mode current consumption
IOFF
VSTBY = VCTL = 0V, IOFF = ICC + IBIAS
1
μA
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