CAT37TDI-GT3 ON Semiconductor, CAT37TDI-GT3 Datasheet - Page 5

• Manufacturer Part Number: CAT37TDI-GT3
• Description: IC BOOST CONV DC/DC TSOT23-5
• Manufacturer: ON Semiconductor
• Type: Backlight, White LEDr

Specifications of CAT37TDI-GT3

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 800kHz ~ 1.6MHz
• Voltage - Supply: 2.5 V ~ 7 V
• Mounting Type: Surface Mount
• Package / Case: TSOT-23-5, TSOT-5, TSOP-5
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 40mA
• Internal Switch(s): Yes
• Efficiency: 80%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

90
85
80
75
70
65
60
2
3 LEDs at 15 mA
VOUT = 10 V
Figure 10. V
Figure 8. Efficiency vs. Input Voltage
(V
3
IN
INPUT VOLTAGE (V)
= 3.6 V, T
SW
, I
L
, & V
AMB
4
= 25°C, C
OUT
Figure 12. Enable Power−Up Waveforms
Waveforms
TYPICAL CHARACTERISTICS
IN
5
= 4.7 mF, C
http://onsemi.com
OUT
6
5
= 1 mF, L = 6.8 mH, unless otherwise specified.)
86
84
82
80
78
76
74
−50
LOAD = 3 LEDs
VIN = 3.6 V
Figure 11. PWM on SHDN Pin at 1 kHz
Figure 9. Efficiency vs. Temperature
−25
TEMPERATURE (°C)
0
25
LOAD = 15 mA
LOAD = 10 mA
LOAD = 20 mA
50
75
100