MAX8595XETA+T Maxim Integrated Products, MAX8595XETA+T Datasheet - Page 3

• 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

ELECTRICAL CHARACTERISTICS (continued)
(V
wise noted. Typical values are at T
Note 1: Parameters are 100% production tested at T
Note 2: V
Note 3: Time from CTRL going below the Dual-Mode threshold to IC shutdown.
CS Derating Function Slope
CTRL Input Resistance
CTRL Dual-Mode Threshold
CTRL Dual-Mode Hysteresis
CTRL Shutdown Enable Delay
CS to COMP Transconductance
COMP Input Resistance to
Ground
OSCILLATOR
Operating Frequency
Minimum Duty Cycle
Maximum Duty Cycle
n-CHANNEL SWITCH
LX On-Resistance
LX Leakage Current
LX Current Limit
IN
= 3.0V, L = 22µH, C
design and characterization.
D
PARAMETER
is the forward-voltage drop of the Schottky diode in Figure 1.
with T
_______________________________________________________________________________________
IN
= 2.2µF, C
High-Efficiency, 36V Step-Up Converters
A
A
Derating Option for 2 to 9 White LEDs
= +25°C.) (Note 1)
MAX8596X, V
V
(Note 3)
V
In shutdown, UVLO or OVLO
PWM mode
Pulse skipping
CTRL = IN, CS = GND
I
V
Duty cycle = 90%
LX
OUT
CTRL
COMP
LX
= 190mA
= 36V, CTRL = GND
= 0.1µF, C
< 1.5V
= 1.5V
CTRL
COMP
A
= +25°C. Limits over the operating temperature range are regulated by
= 3.0V, T
CONDITIONS
= 0.1µF, R
T
T
A
A
A
= +42°C to +85°C
= +25°C
= +85°C
SENSE
= 13Ω, V
CTRL
= 1.5V, T
MIN
0.75
250
100
500
6.0
32
94
A
= -40°C to +85°C, unless other-
TYP
0.01
-5.5
500
170
700
8.2
1.0
0.8
50
20
12
95
5
0
1
MAX
10.5
1.25
1.35
780
240
900
82
5
UNITS
mV/°C
MHz
mV
mV
mA
kΩ
ms
kΩ
µS
µA
%
%
Ω
3