ISL97650 Intersil Corporation, ISL97650 Datasheet - Page 3

• Manufacturer Part Number: ISL97650
• Description: 4-Channel Integrated LCD Supply
• Manufacturer: Intersil Corporation

Electrical Specifications
V
I
EFF
r
ΔV
ΔV
V
ACC
tss
V
V
I
EFF
R
ΔV
ΔV
V
ACC
tss
NEGATIVE (V
V
ILoad_NCP_min
Ron(NOUT)H
Ron(NOUT)L
Ipu(NOUT)lim
Ipd(NOUT)lim
I(NOUT)leak
V
ACCN
D_NCP_max
Rpd(FBN)off
BOOST
BUCK
DS(ON)
BOOST
FBB
LOGIC
BUCK
DS-ONBK
FBL
OFF
FBN
PARAMETER
BOOST
BOOST
BUCK
BUCK
L
BOOST
BUCK
BOOST
LOGIC
BUCK
/ΔV
/ΔI
/ΔV
/ΔI
OUT
IN
OUT
IN
OFF
) CHARGE PUMP
Boost Output Range
Boost Switch Current
Peak Efficiency
Switch On Resistance
Line Regulation
Load Regulation
Boost Feedback Voltage
A
Soft-Start Period for A
Buck Output Voltage
Buck Switch Current
Peak Efficiency
Switch On Resistance
Line Regulation
Load Regulation
FBL Regulation Voltage
V
Soft-Start Period for V(Logic)
V
External Load Driving Capability
High-Side Driver ON Resistance at
N
Low-Side Driver ON Resistance at N
Pull-Up Current Limit in N
Pull-Down Current Limit in N
Leakage Current in N
FBN Regulation Voltage
V
Max Duty Cycle of the Negative Charge
Pump
Pull-Down Resistance, Not Active
VDD
LOGIC
OFF
OFF
OUT
Output Voltage Range
Output Accuracy
Output Accuracy
Output Accuracy
DESCRIPTION
3
V
otherwise stated. (Continued)
IN
= 12V, V
OUT
VDD
OUT
BOOST
OUT
= V
OUT
SUP
Current limit
See graphs and component
recommendations
5V < V
100mA < Iload < 200mA
T
T
C
Output current = 0.5A
Current limit
See graphs and component
recommendations
5V < V
100mA < Iload < 500mA
T
T
C(VREF) = 220nF (Note - no soft-start if EN
asserted HIGH before ENB)
2X Charge Pump
V
I(NOUT) = +60mA
I(NOUT) = -60mA
V(NOUT) = 0V to V(SUP)-0.5V
V(NOUT) = 0.36V to V(VSUP)
V(FBN) < 0 or EN = LOW
T
IOFF = 1mA,
I(FBN) = 500µA
A
A
A
A
A
SUP
DEL
= 15V, V
= +25°C
= +25°C
= +25°C
= +25°C
= +25°C
ISL97650
= 220nF
> 5V
IN
IN
< 13V
< 13V
ON
T
A
= 25V, V
CONDITIONS
= +25°C
OFF
= -8V, over temperature from -40°C to +105°C, unless
-V
+1.4V
1.192
1.188
1.176
1.174
0.173
0.171
1.25
*V
MIN
-1.5
2.6
1.5
2.0
1.5
30
60
-2
SUP
-5
-3
IN
1.205
1.205
0.203
0.203
-200
TYP
90+
160
200
270
3.2
0.4
0.1
9.6
2.4
0.1
0.2
1.2
1.2
0.5
3.3
92
50
1.218
1.222
1.224
1.226
0.233
0.235
MAX
300
400
3.8
1.0
0.5
1.5
5.5
2.9
1.0
-60
5.5
20
10
+3
November 28, 2006
1
2
0
5
5
FN9198.3
UNIT
%/V
%/V
mΩ
mΩ
mA
mA
mA
ms
ms
kΩ
µA
%
%
%
%
%
%
%
%
A
V
V
A
V
Ω
Ω
V
V
V
V
V
V