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BD9203EFV Datasheet, PDF (2/5 Pages) Rohm – Silicon Monolithic Integrated Circuit | |||
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2/4
â ELECTRICAL CHARACTERISTICS(unless otherwise specified VCC=24V, Ta=25â)
PARAMETER
Symbol
Limit
MIN.
TYP.
MAX.
ãTotal Current Consumptionã
Circuit Current
ICC
ï¼
5
10
Standby Current
ãVREF5Vã
IST
ï¼
0
10
VREF5V Voltage
VREF5
4.9
5.0
5.1
VREF5V source current
ãSwitching blockã
N source resistance
N sink resistance
ãSOFT STARTã
IREF5
RONH
RONL
20
ï¼
-
-
7
14
-
3.4
7
SS source current
SS END pin voltage
ãError-Amp blockã
ISS
VSS
-2.0
-1.0
-0.5
3.8
4.0
4.2
LED control voltage
FB sink current
FB source current
ãCT Oscillator blockã
Oscillation Frequency
RT pin output voltage
SLOPE pin output voltage
MAX DUTY
ãOVPã
Over Voltage Protection voltage
OVP hysterisis
OVP Feedback Voltage
ãSCPã
Short Circuit Protection voltage
ãUVLOã
Operating voltage (VCC)
hysterisis (VCC)
Cancel voltage (UVLO)
hysterisis (UVLO)
ãFILTER(CP)ã
CP detection voltage
CP source current
ãLED output (LED1ï½6)ã
LED current accuracy
Open detection voltage
Short detection voltage
ãSTBã
Input High voltage
Input Low voltage
VLED
IFBSINK
IFBSOURCE
FCT
VRT
VSLOPE
DMAX
VOVP
VOVPHYS
FBOVP
VSCP
VUVLO_VCC
VUHYS_VCC
VUVLO_U
VUHYS_U
VCP
ICP
â¿ILED
VOPEN
VSHORT
STBH
STBL
0.65
40
-200
500
1.05
1.05
76
3.8
100
3.5
0.05
6.0
150
2.375
50
1.8
-2.0
-3
0.05
4.5
2.0
-0.3
0.75
100
-100
600
1.5
1.5
85
4.0
200
3.6
0.20
7.0
300
2.5
100
2.0
-1.0
-
0.20
5.0
-
-
0.85
200
-40
700
1.95
1.95
94
4.2
400
3.7
0.35
8.0
600
2.625
200
2.2
-0.5
3
0.35
5.5
VCC
0.8
Input current
ãPWM1, PWM2ã
Input High voltage
Input Low voltage
Input current
ãFAIL output(open drain)ã
FAIL Low voltage
IEN
PWMH
PWML
IPWM
VOL
13
25
38
2.0
-
5.0
-0.3
-
0.5
-5
0
5
0.05
0.10
0.20
(This product is not designed for protection against radioactive rays.)
UNIT
Conditions
mA
STB=3V, LED1ï½6=ON,
RT=100kΩ
uA STB=0V
V IO=0mA
V
Ω ION=-10mA
Ω ION=10mA
uA
V SS=SWEEP UP
V
uA LED=2.0V, VFB=1.0V
uA LED=0V, VFB=1.0V
kHz RT=100kΩ
V
V
%
V VOVP=SWEEP UP
mV VOVP=SWEEP DOWN
V PWM1, 2=0V
V VOVP=SWEEP DOWN
V VCC=SWEEP UP
mV VCC=SWEEP DOWN
V UVLO=SWEEP UP
mV UVLO=SWEEP DOWN
V CP=SWEEP UP
uA VCP=0V
% ILED=40mA
V VLED=SWEEP DOWN
V VLED=SWEEP UP
V
V
uA VIN=5V(STB)
V
V
uA VIN=5V(PWM1, PWM2)
V IOL=1mA
REV. A
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