MAX8595XETA+T Maxim Integrated Products, MAX8595XETA+T Datasheet - Page 2

• Manufacturer Part Number: MAX8595XETA+T
• Description: IC LED DRIVR WHITE BCKLGT 8-TDFN
• Manufacturer: Maxim Integrated Products
• Type: Backlight, White LEDr

Specifications of MAX8595XETA+T

• Constant Current: Yes
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 750kHz ~ 1.25MHz
• Voltage - Supply: 2.6 V ~ 6 V
• Voltage - Output: 36V
• Mounting Type: Surface Mount
• Package / Case: 8-TDFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 25mA
• Internal Switch(s): Yes
• Efficiency: 86%
• Number Of Segments: 9
• Operating Supply Voltage: 2.6 V to 6 V
• Maximum Power Dissipation: 1950 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE MAXIMUM RATINGS
IN to GND .................................................................-0.3V to +7V
PGND to GND .......................................................-0.3V to +0.3V
LX, OUT to GND .....................................................-0.3V to +40V
CTRL to GND...................-0.3V to the lower of +6V or (V
COMP ..........................................................-0.3V to (V
I
I
High-Efficiency, 36V Step-Up Converters
with T
ELECTRICAL CHARACTERISTICS
(V
wise noted. Typical values are at T
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
2
LX
CS
Supply Voltage
UVLO Threshold
UVLO Hysteresis
Quiescent Current
Shutdown Supply Current
OVLO Threshold
OVLO Hysteresis
OUT Input Bias Current
Output Voltage Range
ERROR AMPLIFIER
CTRL to CS Regulation
CS Input Bias Current
CS Maximum Brightness Clamp
Voltage
CTRL Voltage for CS Maximum
Brightness Clamp
CS Derating Function Start
Temperature
IN
...................................................................................1.0A
........................................................25mA (V
_______________________________________________________________________________________
= 3.0V, L = 22µH, C
PARAMETER
A
Derating Option for 2 to 9 White LEDs
IN
= 2.2µF, C
A
= +25°C.) (Note 1)
V
V
V
MAX8595X, V
MAX8596X,
V
MAX8595Z
MAX8596Z
MAX8596Z, V
V
No switching
CTRL = GND,
V
V
V
OUT = IN, CTRL = GND
(Note 2)
OUT
CTRL
IN
CS
CTRL
IN
OUT
OUT
OUT
rising or falling
= 2.6V to 5.5V
= V
= 0.1µF, C
= V
rising
= 32V, V
= 1.50V,
= 3.0V
CTRL
IN
CS
< V
/ 5
CTRL
CTRL
CTRL
COMP
IN
IN
IN
= 3.0V
= 3.0V
+ 0.3V)
+ 1.2V)
> 0.24V
+ 2V)
CONDITIONS
RMS
= 0.1µF, R
T
T
T
T
T
T
T
T
T
T
T
T
A
A
A
A
A
A
A
A
A
A
A
A
= +25°C
= +85°C
= +25°C
= +85°C
= +25°C
= 0°C to +85°C
= -40°C to +85°C
= +25°C
= +85°C
= -40°C to +25°C
= +42°C
= +85°C
CS to GND ...................................................-0.3V to (V
Continuous Power Dissipation (T
8-Pin TDFN 3mm x 3mm
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature ......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
SENSE
(derate 24.4mW/°C above +70°C) ............................ 1950mW
= 13Ω, V
CTRL
= 1.5V, T
0.295
0.292
0.290
V
MIN
2.10
310
330
2.6
V
36
IN
9
D
A
-
= -40°C to +85°C, unless other-
A
= +70°C)
0.300
0.300
0.300
106.5
TYP
2.38
0.01
0.01
0.03
1.65
1.72
+42
330
345
343
0.5
0.3
0.1
30
38
20
1
2
0.305
0.308
0.310
MAX
2.55
347
360
6.0
0.7
40
35
36
2
1
1
IN
UNITS
+ 1.2V)
mV
mA
mV
µA
µA
µA
°C
V
V
V
V
V
V
V