CAT3637HV3-GT2 ON Semiconductor, CAT3637HV3-GT2 Datasheet - Page 3

• Manufacturer Part Number: CAT3637HV3-GT2
• Description: IC LED DRVR WHITE BCKLGT 16-TQFN
• Manufacturer: ON Semiconductor
• Series: QUAD-Mode®r
• Type: Backlight, White LEDr

Specifications of CAT3637HV3-GT2

• Topology: Switched Capacitor (Charge Pump)
• Number Of Outputs: 6
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 600kHz ~ 1.4MHz
• Voltage - Supply: 2.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-TFQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Efficiency: 92%
• Number Of Segments: 6
• Operating Supply Voltage: 2.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Details
• Other names: CAT3637HV3-GT2TR

NOTE:
Table 3. ELECTRICAL OPERATING CHARACTERISTICS
(over recommended operating conditions unless specified otherwise) V
I
I
I
Symbol
R
LED−ACC
LED−DEV
I
I
SC_MAX
LED
IN_MAX
V
QSHDN
R
F
V
T
EN/DIM
V
T
T
V
UVLO
OSC
OUT
HYS
HYS
I
SD
DF
LO
Q
HI
TH
Typical application circuit with external components is shown on page 2.
Quiescent Current
Shutdown Current
LED Current Accuracy
LED Channel Matching
Output Resistance (open loop)
Charge Pump Frequency
Output short circuit Current Limit
1x to 1.33x or 1.33x to 1.5x or
1.5x to 2x Transition Thresholds at any LEDx pin
1.33x to 1x Transition Hysteresis
Mode Transition Filter Delay
Input Current Limit
EN/DIM Pin
Thermal Shutdown
Thermal Hysteresis
Undervoltage lockout (UVLO) threshold
− Internal Pull−down Resistor
− Logic High Level
− Logic Low Level
Name
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1x mode, V
1.33x mode, V
1.5x mode, V
2x mode, V
V
2 mA ≤ I
1x mode, I
1.33x mode, I
1.5x mode, I
2x mode, I
1.33x and 2x mode
1.5x mode
V
V
V
3
EN
OUT
IN
OUT
IN
− Highest LED V
= 0 V
= 3.6 V, EN = High, T
< 0.5 V
> 1 V
I
LED
LED
Conditions
I
OUT
OUT
LEDAVG
IN
IN
* I
OUT
≤ 30 mA
IN
OUT
= 4.2 V
= 2.5 V
IN
LEDAVG
= 120 mA
= 120 mA
= 2.8 V
= 3.3 V
= 120 mA
= 120 mA
F
AMB
= 25°C
Min
0.6
0.8
1.3
Typ
150
400
120
450
100
150
1.5
2.8
3.7
3.8
0.5
3.5
3.5
0.8
1.1
±3
±1
80
20
6
2
Max
1.1
1.4
0.4
1
Units
MHz
mA
mA
mV
mV
mA
mA
kW
°C
°C
ms
%
%
W
V
V
V