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MAX16832AASA/V Datasheet(PDF) 3 Page - Maxim Integrated Products

Part # MAX16832AASA/V
Description  2MHz, High-Brightness LED Drivers with Integrated MOSFET and High-Side Current Sense
PDF  10 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX16832AASA/V Datasheet(HTML) 3 Page - Maxim Integrated Products

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2MHz, High-Brightness LED Drivers with
Integrated MOSFET and High-Side Current Sense
3
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INTERNAL MOSFET
VIN = VDIM = 24V, VCS = 23.9V,
ILX = 700mA
0.45
0.9
Drain-to-Source Resistance
RDSON
VIN = VDIM = 6.0V, VCS = 5.9V,
ILX = 700mA
12
Ω
LX Leakage Current
ILX_LEAK
VDIM = 0V, VLX = 65V
10
µA
DIM INPUT
DIM Input-Voltage High
VIH
VIN - VCS = 100mV
2.8
V
DIM Input-Voltage Low
VIL
VCS - VIN = 100mV
0.6
V
DIM Turn-On Time
tDIM_ON
VDIM rising edge to VLX < 0.5VIN
60
ns
DIM Input Leakage High
VDIM = VIN
815
µA
DIM Input Leakage Low
VDIM = 0V
-3
-1.5
0
µA
THERMAL SHUTDOWN
Thermal-Shutdown Threshold
Temperature rising
+165
oC
Thermal-Shutdown Threshold
Hysteresis
10
oC
THERMAL FOLDBACK
Thermal-Foldback Enable
Threshold Voltage
VTFB_ON
VDIM = 5V
1.9
2.0
2.12
V
Thermal-Foldback Slope
FBSLOPE
VDIM = 5V
0.75
1/V
TEMP_I Output Bias Current
ITEMP_I
TA = +25
oC
25
26.5
28
µA
ELECTRICAL CHARACTERISTICS (continued)
(VIN = +24V, VDIM = VIN, TA = TJ = -40°C to +125°C, unless otherwise noted. Typical values are at TA = +25°C.)
EFFICIENCY
vs. INPUT VOLTAGE
VIN (V)
55
45
35
25
15
75
80
85
90
95
100
70
565
1 LED
3 LEDs
5 LEDs
7 LEDs
9 LEDs
11 LEDs 13 LEDs 15 LEDs
9 LEDs
DUTY CYCLE
vs. INPUT VOLTAGE
VIN (V)
55
45
35
25
15
10
20
30
40
50
60
70
80
90
100
0
565
1 LED
3 LEDs
5 LEDs
7 LEDs
15 LEDs
13 LEDs
11 LEDs
FREQUENCY
vs. INPUT VOLTAGE
VIN (V)
55
45
35
25
15
50
100
150
200
250
300
350
400
450
500
0
565
1 LED
3 LEDs
5 LEDs
7 LEDs
9 LEDs
11 LEDs
13 LEDs
15 LEDs
16 LEDs
Typical Operating Characteristics
(VIN = VDIM = 48V, RSENSE = 0.3Ω, L = 220µH (connected between IN and CS). Typical values are at TA = +25°C, unless otherwise
noted.)



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