TCA62735AFLG Datasheet, PDF (3/12 Pages) Marktech Corporate – Charge Pump type DC/DC Converter for White LED Driver

TENTATIVE
Absolute Maximum Ratings (T_opr = 25°C if without notice)
Characteristics
Symbol
P o w e r S u p p l y V o l t a g e V_IN
I n p u t V o l t a g e V_in
O u t p u t C u r r e n t I_OUT
O p e r a t i n g T e m p e r a t u r e T_opr
S t o r a g e T e m p e r a t u r e T_stg
J u n c t i o n T e m p e r a t u r e T_j
*1 : please do not exceed 6V.
Ratings
−0.3~+6.0
−0.3~V_IN+0.3(*1)
200
−40~+85
−55~+150
150
TCA62735AFLG
Unit
V
mA
mA/ch
°C
°C
°C
Recommended Operating Condition (T_opr=-40°C to 85°C if without notice)
Characteristics
Symbol
Test Condition
Min
Power Supply
V_IN
-
2.8
Logic Input Voltage
V_in
EN,CTL0,CTL1,CTL2
0
I n p u t R i p p l e V o l t a g e VIN(ripple)
-
-
Capacitance for Charge Pump C1,C2
-
0.8
C a p a c i t a n c e f o r o u t p u t COUT
-
0.8
Capacitance for input
C_IN
-
0.8
R_SET resistance
R_SET
-
2
Typ
Max Unit
-
4.2
V
-
V_IN
V
-
40 mVpp
1.0
2.2
µF
2.2
4.7
µF
2.2
10.0 µF
8
80
kΩ
Electrical Characteristics
DC-DC Regulator part (V_IN=3.6V, T_opr=-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
O u t p u t C u r r e n t A b i l i t y I_OUT(MAX)
Consumption Current
Stand By Consumption Current
I_IN(ON)
I_IN(OFF)
High
V_IH
Logic Input
Voltage
L
o
w
V_IL
Logic Input Current
Clock Frequency
TOTAL
R_ON
1X mode to 1.5X mode
transition voltage
I_leak
f_OSC
R_ON
V_TRANS1X
Test Condition
2 time up converting
1.5 time up converting
1 time up converting
I_OUT=5mA
I_OUT=0mA
EN=”L”
EN, CTL0,CTL1,CTL2
V_IN=2.8V to 4.2V
EN,CTL0,CTL1,CTL2
V_IN=2.8V to 4.2V
EN,CTL0,CTL1,CTL2
-
1.5 time up converting
LED V_f=3.6V,I_OUT=80mA
V_IN falling
Min
120
120
120
-
-
0.7V_IN
-
-
-
-
-
Typ
Max Unit
-
-
-
-
mA
-
-
1
2
mA
0
1
µA
-
-
-
1000
5
4.0
-
V
0.3V_IN
0.1
µA
-
kHz
10
Ω
-
V
This datasheet is tentative, the values and contents are subject to change without any notice. 2005-04-26 (Page 3 of 12)