ADT6051 Datasheet, PDF (3/4 Pages) ADTech – Dimmable CC / CV IC for LED Lighting

Dimmable Constant Current / Constant Voltage IC
ADT6051
ABSOLUTE MAXIMUM RATINGS (Note1)
Parameter
Symbol
Rating
Units
Ground Voltage
GND
-0.3
V
Power Voltage
VCC
-0.3 ~ 60
V
Open Drain Output
OUT
-0.3 ~ 60
V
All Other pins
DC5V, VSEN, ISEN, PWM, ADIM
-0.3 ~ 6
V
Junction Temperature
T_J
-40 ~ 150
℃
Storage Temperature
T_STG
-65 ~ 150
℃
Thermal Resistance (Note2)
θ_JA
150
℃/W
Note1. Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device.
Note2. Measured on JESD51-7, 4-layer PCB
ELECTRICAL CHARACTERISTICS
(VCC = 15V, Ta=25°C , unless otherwise specified)
Parameter
Conditions
Symbol
Power supply operating range
VCC OVP
Device supply
LED off VCC
V(ADIM)=0V
V_CC
VCCOVP
VCCLEDOFF
VCC quiescent current
V(ISEN)=V(VSEN)=0V
I_CC
PWM input high level
V_PWMH
PWM input low level
V_PWML
PWM
dimming
PWM dimming frequency
PWM duty range
Threshold duty (LED OFF) (Note3)
F_PWM
D_PWM
D_OFF
Threshold duty (LED ON) (Note3)
D_ON
Pull up current
V(PWM)=0V
I_PULLUP
Analog dimming input voltage
V_ADIM
Analog ^{Threshold voltage (LED OFF)}
V_OFF
dimming _{Threshold voltage (LED ON)}
V_ON
Pin input current
V(ADIM)=1V
I_ADIM
Current
control loop
Transconductance, Sink current only (Note3)
Current sensing reference voltage
I(OUT)=100uA
Pin input current
V(ISEN)=5V
GM_ISEN
V_ISEN
I_ISEN
Voltage
control loop
Transconductance, Sink current only (Note3)
Voltage sensing reference voltage
I(OUT)=100uA
Pin input current
V(VSEN)=5V
GM_VSEN
V_VSEN
I_VSEN
Lower output voltage, Sink current only
Output stage
Output short circuit current.
I(OUT)=1mA, V(ISEN)=1V
V(OUT)=5V, V(ISEN)=1V
V_OL
I_OUTMAX
DC 5V output voltage
DC 5V output
Output short circuit current.
I(DC5V)=5mA
V(DC5V)=0V
V_DC5V
I_DC5Vmax
Temperature ^{Over temperature protection (Note3)}
protection _{OTP hysteresis (Note3)}
OTP
OTP_HYS
Note 3 : The parameter is guaranteed by design. It is not tested in production.
Min.
8
55
8.5
-
1.5
-
0.1
10
3.7
7
-
0.1
37
70
-3
-
297
-1
-
0.95
-1
-
3
4.5
8
-
-
Typ. Max. Units
15 55 V
58.5 - V
10 11.5 V
0.5 1.0 mA
-
-V
- 0.8 V
- 100 kHz
- 100 %
6.7 9.7 %
10 13 %
9 15 uA
- 1.0 V
67 97 mV
100 130 mV
0
3 uA
9.5 - V/A
300 303 mV
0
1 uA
5.2 - V/A
1.00 1.05 V
0
1 uA
0.7 1.1 V
6 10 mA
5.0 5.5 V
16 24 mA
150 - ℃
40 - ℃
* This specifications are subject to be changed without notice
DEC. 15. 2014
3/4
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