tb62734fmg TOSHIBA Semiconductor CORPORATION, tb62734fmg Datasheet - Page 4

• Manufacturer Part Number: tb62734fmg
• Description: Step-up Type Dc-dc Converter For White Led?s
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Electrical Characteristics
Operating consumption current
Quiescent consumption current
CTL terminal current
Integrated MOS-Tr ON resistance
Integrated MOS-Tr switching
frequency
A terminal protection voltage
Switching terminal current
Switching terminal leakage current
OVD terminal voltage
OVD terminal leakage current
LED current (average value)
Characteristic
(T
opr
I
I
CC (OFF)
Symbol
CC (ON)
V
I
I
V
I
OZ (A)
f
OVDZ
I
Ron
O (A)
= −40~85°C V
OSC
CTL
O (A)
I
OVD
O2
V
V
V
I
V
T
Six (6) white LED’s connected in series
are supported
V
V
V
RSENS = 7.5 Ω, L = 6.8 µH
illumination of four (4) LED’s, T
25°C
O (A)
opr
CC
CC
CC
CC
O (A)
OVD
CC
= 3.6 V, RSENS = 8.2 Ω
= 3.6 V, V
= 3.0 V, V
= 3.6 V, V
= 25°C
= 3.6 V, V
= greater than 400 mA
= 18 V
= 22 V
4
CC
Test Conditions
= 2.8~5.5 V if not specified)
CTL
CTL
CTL
CTL
⎯
⎯
= 0 V
= 3.0 V
= 3.0 V
> 2.6 V
opr
=
0.75
Min.
24
19
18
⎯
⎯
⎯
⎯
⎯
⎯
7
Typ.
TB62734FMG
600
0.9
0.5
0.7
1.0
0.5
0.5
12
21
20
⎯
2006-06-14
Max.
1.39
1.5
1.0
1.5
21
23
22
⎯
⎯
1
1
MHz
Unit
mA
mA
mA
µA
µA
µA
µA
Ω
V
V