Daewoo 14C5 - Page 43

41
7-5. Control part - electrical characteristics
7-6. MOSFET electrical characteristics
DESCRIPTION
IC PINS
SYMBOL
RATING
UNIT
NUMBER MIN. TYPE MAX
Operation start voltage 4-5
V
IN
(on)
14.4 16 17.6 V
Operation stop voltage 4-5
V
IN
(off)
9 10 111 V
Circuit current in operation 4-5
I
IN
(on)
- - 30 mA
Quiescent current in non-operation 4-5
I
IN
(off)
- - 100 µ A
Maximum off time -
T
OFF
(max)
45 - 55 µ SEC
Minimum time for input of quasi resonant
signals
1-5
T
TH
(2)
- - 1.0 µ SEC
Minimum off time -
T
OFF
(min)
- - 1.5 µ SEC
O.C.P./F.B. terminal threshold voltage 1 1-5
V
TH
(1)
0.68 0.73 0.78 V
O.C.P./F.B. terminal threshold voltage 2 1-5
V
TH
(2)
1.3 1.45 1.6 V
O.C.P./F.B. terminal extraction current 1-2
I
OCP/FB
1.2 1.35 1.5 mA
OVP operation voltage 4-5
V
IN
(OVP)
20.5 22.5 24.5 V
Latch circuit sustaining voltage 4-5
I
IN
(H)
- - 400 µ A
Latch circuit release voltage 4-5
V
IN
(Loff)
6.6 - 8.4 V
Thermal shutdown operating temperature -
T
j
(TSD)
140 - -
0
C
DESCRIPTION
IC PINS
SYMBOL
RATING
UNIT
NUMBER MIN. TYPE MAX
Drain-to-source break down voltage 3-2
V
DSS
650 - - V
Drain leakage current 3-2
I
DSS
- - 300 µ A
On-resistance 3-2
R
DS
(on)
- - 1.95 W
Switching time 3-2 tf - - 250 noec
Thermal resistance -
O
CH
- F
- - 0.95
0
C/W
APPENDIX
IC DESCRIPTION