tb62730wlg TOSHIBA Semiconductor CORPORATION, tb62730wlg Datasheet - Page 6

• Manufacturer Part Number: tb62730wlg
• Description: Step Up Type Dc-dc Converter For White Led
• Manufacturer: TOSHIBA Semiconductor CORPORATION

TOSHIBA
■
Characteristics of DC-DC regulator. (Ta = 25°C,
Switching terminal peak current
Quiescent consumption current
Operating consumption current
Operating consumption current
RSENS terminal line regulation
Electrical Characteristics
(between Constant current
RSENS terminal feedback
Mode and DC/DC mode )
(At Over voltage detect)
(Logic input terminal)
switching frequency
Integrated MOS-Tr
Switching terminal
leakage current
(OVP terminal)
Offset Voltage
Characteristics
Input current
OVP voltage
voltage
TSD
IIN(LOGIC)
IIN(OVP)
IIN(On1)
Ioz(SW)
ΔVFB1
IIN(Off)
Io(SW)
ΔVFB2
Symbol
V
VFB
fosc
OVP
EN1=”H”, EN2=”L”,EN3=""L
EN1=”H”, EN2=”L”,EN3=""L
EN1=”H”, EN2=”L”,EN3="L"
EN1=”L”, EN2=”L”,EN3="L"
EN1=”L”, EN2=”L”,EN3="L"
R1＝0.375Ω、R2=47kΩ
if not specified.
VIN=3.6V，V
VIN=3.6V，V
Vin=3.6V, VIN Current
Vin=3.6V, VIN Current
V
Vin=4.2V, OVP=12V
EN1=”H”, EN2=”L”,
EN1=”H”, EN2=”H”
EN1=”H”, EN2=”H”
EN1=”H”, EN2=”H”
EN1=”H”, EN2=”H”
LED
EN1=”H”, EN2=”L”
VIN=3.0∼4.2V,
VIN=3.0∼4.2V
VIN=3.0∼4.2V
Vin=2.8 ~ 4.2V
Vin=3.0 ~ 4.2V
VIN=3.6V基準,
VIN=3.6V基準,
Test Conditions
R1＝0.375Ω
R1＝0.750Ω
＝4.2V, VIN=3.6V,
V
V
V
VIN Current
V
R3=8.2kΩ
LED
LED
LED
Vin=4.2V
SW
= 4.2V
＝4.5V
＝4.5V
＝3.5V
-
LED
LED
＝4.5V
＝9.5V
）
Tentative
13-Jun-07 (Rev0.1) TB62730WLG (Page. 6/11)
1.67
Min.
111
271
271
120
2.0
-10
30
10
-2
5
-
-
-
-
0.01
2.00
TB62730WLG
Typ.
600
125
285
285
150
4.3
42
15
11
-
-
-
-
Max.
2.50
800
138
299
299
180
7.5
0.5
0.5
70
10
25
2
-
-
MHz
Unit
mA
mV
mV
mV
mV
µA
µA
µA
µA
℃
%
%
A
V