RT9261-15GB RICHTEK [Richtek Technology Corporation], RT9261-15GB Datasheet - Page 7

• Manufacturer Part Number: RT9261-15GB
• Description: VFM Step-Up DC/DC Converter
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Electrical Characteristics
Notes:
(1)Unless otherwise provided, V
Application
(2)Unless otherwise provided, V
DS9261/A-12 March 2007
Output Voltage Accuracy
Input Voltage
Start-up Voltage
Hold-on Voltage
Efficiency
Input Current 1
Input Current 2
LX Leakage Current
EN “H” Level
EN “ L” Level
EN “ H” Input Current
EN “ L“ Input Current
Maximum Oscillator Frequency
Oscillator Duty Cycle
V
LX Switching
Current
LX
Voltage Limit
Parameter
V
3.5V < V
V
3.5V < V
V
3.5V < V
V
3.5V < V
OUT
OUT
OUT
OUT
≤ 3.5V
≤ 3.5V
≤ 3.5V
≤ 3.5V
OUT
OUT
OUT
OUT
IN
IN
= 1.8V, V
= 3V, V
(1)
≤ 5V
(1)
≤ 5V
(1)
≤ 5V
(1)
≤ 5V
(2)
(2)
(2)
(2)
SS
(Refer to Figure 3)
SS
= 0V, I
ΔV
V
V
V
I
I
F
D
SWITCHING
LEAKAGE
= 0V, I
Symbol
MAX
IN
ST
HO
OSC
OUT
OUT
OUT
Preliminary
= 10mA, T
= 10mA, T
I
I
To be measured at V
no load
To be measured at V
in switch off condition
V
V
V
V
EN = V
EN = 0V
On (V
LX switch on
OUT
OUT
LX
LX
IN
IN
= V
= V
Test Conditions
= 0.4V
= 6V
= 1mA, V
= 1mA, V
OPT
LX
OPT
OUT
OUT
OUT
” L” ) side
= 25°C, and External Circuit of Typical Application
= 25°C, and use External Circuit of Typical
× 0.9
× 0.9
IN
IN
: 0 → 2V
: 2 → 0V
IN
OUT
at
0.4× V
0.65
Min
-0.5
0.7
60
80
80
65
-2
--
--
--
--
--
--
--
--
--
--
--
OUT
0.85
RT9261/A
Typ
120
0.8
75
85
15
18
75
--
--
--
--
--
--
--
--
--
--
5
6
www.richtek.com
Max
160
1.0
0.5
0.2
0.5
1.0
+2
18
24
10
85
--
--
--
--
--
--
--
7
8
kHz
mA
μA
μA
μA
μA
μA
%
%
%
V
V
V
V
V
V
7