UC3816A/B
CMOS IC
ELECTRICAL CHARACTERISTICS (VCC=15V, TA=25°C, unless otherwise specified)
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
CURRENT SENSING
Current Limiting Threshold Voltage
with 40% Duty
VCS(OFF)_40% Duty Guaranteed by Design
VCS(OFF)_0% Duty Read CS pin in Testmode
0.83 0.85 0.87
0.57 0.61 0.67
V
V
Current Limiting Threshold Voltage
with 0% Duty
Lead Edge Blanking Time
Soft Start Time
TLEB
Guaranteed by Design
400
6
ns
mS
GATE DRIVE OUTPUT
Output Low Level
VCC=15V, IOUT=-20mA
VCC=15V, IOUT=20mA
10% to 90% of VOUT, CL=1nF
90% to 10% of VOUT, CL=1nF
VCC=20V
1
V
V
Output High Level
9
Rising Time
tR
tF
380
60
16
nS
nS
V
Falling Time
Out Clamping
DEMAGNETIZATION (DEM) DETECTION
DEM OVP Sampling Instant
DEM OVP Threshold Level
DEM OVP De-Bounce Time
Demagnetization Detection Level
Demagnetization Delay
DEM_BNI
Guaranteed by Design
3
μS
V
3.4
3.55
4
3.7
Guaranteed by Design
Guaranteed by Design
Guaranteed by Design
Guaranteed by Design
Cycles
mV
nS
220
200
50
47
41
40
53
48
90
μA
DEM_BNO
45
μA
BNO De-Bounce Time
THERMAL SHUT DOWN
OTP Threshold
60
mS
150
°C
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