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TCA62735AFLG Fiches technique(PDF) 3 Page - Marktech Corporate

No de pièce TCA62735AFLG
Description  Charge Pump type DC/DC Converter for White LED Driver
Download  12 Pages
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Fabricant  MARKTECH [Marktech Corporate]
Site Internet  http://www.marktechopto.com
Logo MARKTECH - Marktech Corporate

TCA62735AFLG Fiches technique(HTML) 3 Page - Marktech Corporate

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TCA62735AFLG
TENTATIVE
This datasheet is tentative, the values and contents are subject to change without any notice.
2005-04-26 (Page 3 of 12)
Absolute Maximum Ratings (Topr = 25°C if without notice)
Characteristics
Symbol
Ratings
Unit
Po w e r Supply Volt age
VIN
−0.3~+6.0
V
Input
Voltage
Vin
−0.3~VIN+0.3(*1)
mA
Output
Current
IOUT
200
mA/ch
Op er at i n g T e mp er a t ur e
Topr
−40~+85
°C
Storag e
T e mperature
Tstg
−55~+150
°C
Junction T e mperature
Tj
150
°C
*1 : please do not exceed 6V.
Recommended Operating Condition (Topr=-40°C to 85°C if without notice)
Characteristics
Symbol
Test Condition
Min
Typ
Max
Unit
Pow e r
Sup p l y
VIN
-
2.8
-
4.2
V
Log ic
In put
Vo ltag e
Vin
EN,CTL0,CTL1,CTL2
0
-
VIN
V
In pu t
Rip pl e
V o lt a g e
VIN(ripple)
-
-
-
40
mVpp
Capacitance for Charge Pump
C1,C2
-
0.8
1.0
2.2
µF
Cap a cit a n c e fo r ou tput
COUT
-
0.8
2.2
4.7
µF
Cap a cit a nce for i npu t
CIN
-
0.8
2.2
10.0
µF
R SET
r e sis t a n ce
RSET
-
2
8
80
kΩ
Electrical Characteristics
DC-DC Regulator part (VIN=3.6V, Topr=-40 to 85°C, if it is not specified.)
C h a r a c t e r i s t i c s
Symbol
Test Condition
Min
Typ
Max
Unit
2 time up converting
120
-
-
1.5 time up converting
120
-
-
Output C u rrent A b ilit y
IOUT(MAX)
1 time up converting
120
-
-
mA
Cons ump t ion
C u r r ent
IIN(ON)
IOUT=5mA
-
1
2
mA
Stand By Consumption Current
IIN(OFF)
IOUT=0mA
EN=”L”
-
0
1
µA
Hi
gh
VIH
EN, CTL0,CTL1,CTL2
VIN=2.8V to 4.2V
0.7VIN
-
-
Log ic Inp u t
Vol t age
Lo
w
VIL
EN,CTL0,CTL1,CTL2
VIN=2.8V to 4.2V
-
-
0.3VIN
V
Logic
In put
Current
Ileak
EN,CTL0,CTL1,CTL2
-
-
0.1
µA
Clock
F r eque nc y
fOSC
-
-
1000
-
kHz
TO
T
A
L
R
ON
RON
1.5 time up converting
-
5
10
1X mode to 1.5X mode
transiti on
v o lt ag e
VTRANS1X
LED Vf=3.6V,IOUT=80mA
VIN falling
-
4.0
-
V


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