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參數(shù)資料
| 型號： | ISL97651ARTZ-TK |
| 廠商： | INTERSIL CORP |
| 元件分類： | 顯示驅(qū)動器 |
| 英文描述： | 4-Channel Integrated LCD Supply |
| 中文描述： | LIQUID CRYSTAL DISPLAY DRIVER, QCC36 |
| 封裝： | 6 X 6 MM, ROHS COMPLIANT, PLASTIC, MO-220WJJD-1, TQFN-36 |
| 文件頁數(shù)： | 3/19頁 |
| 文件大小： | 307K |
| 代理商： | ISL97651ARTZ-TK |
3
FN7493.2
March 15, 2007
EFF
BOOST
Peak Efficiency
See graphs and component
recommendations
90
%
r
DS(ON)
Switch ON-Resistance
70
100
m
Ω
Δ
V
BOOST
/
Δ
V
IN
Line Regulation
PI mode, R1 = 10k and C3 = 4.7nF over a
load range of 0mA to 300mA (tested),
0-I
LIMIT_ONSET
(by design)
0.4
1.5
%/V
Δ
V
BOOST
/
Δ
I
OUT
Load Regulation
0.1
0.5
%
V
FBB
Boost Feedback Voltage
T
A
= +25°C
1.192
1.205
1.218
V
1.188
1.205
1.222
V
ACC
BOOST
A
VDD
Output Accuracy
T
A
= +25°C
-1.5
+1.5
%
t
SS
Soft-start Period for A
VDD
C
DEL
= 220nF
9.6
ms
V
LOGIC
BUCK
D
MAX
_buck typical maximum duty cycle = 0.85*(V
INL
-I
LOAD
*0.3) I
LOAD
_min, Minimum 1mA for V
INL
-V
BUCK
>1.5V, 5mA otherwise
V
BUCK
Buck Output Voltage
Output current = 0.5A
V
REF
4
V
I
BUCK
Buck Switch Current
Current limit
2.0
2.7
A
EFF
BUCK
Peak Efficiency
See graphs and component
recommendations
92
%
R
DS-ONBK
Switch ON-Resistance
200
455
m
Ω
Δ
V
BUCK
/
Δ
V
IN
Line Regulation
PI mode, R1 = 2k and C3 = 4.7nF over a
load range of 0mA to 300mA (tested),
0-I
LIMIT_ONSET
(by design)
0.1
1
%/V
Δ
V
BUCK
/
Δ
I
OUT
Load Regulation
0.04
0.5
%
V
FBL
FBL Regulation Voltage
I
DRVL
= 1mA, T
A
= +25°C
1.176
1.2
1.224
V
I
DRVL
= 1mA
1.174
1.2
1.226
V
ACC
LOGIC
V
LOGIC
Output Accuracy
T
A
= +25°C
-2
+2
%
t
SS(L)
Soft-Start Period for V(Logic)
C(VREF) = 220nF (Note - no soft-start if EN
asserted HIGH before ENB)
0.5
ms
NEGATIVE (V
OFF
) CHARGE PUMP
V
OFF
V
OFF
Output Voltage Range
2X Charge Pump
-V
SUP
+1.4V
0
V
I
LOAD_NCP_MIN
External Load Driving Capability
V
SUP
> 5V
30
mA
r
ON(NOUT)H
High-Side Driver ON-Resistance at
N
OUT
I
(NOUT)
= +60mA
10
Ω
r
ON(NOUT)L
Low-Side Driver ON-Resistance at
N
OUT
I
(NOUT)
= -60mA
5
Ω
I
PU(NOUT)LIM
Pull-up Current Limit in N
OUT
V
(NOUT)
= 0V to V(SUP)-0.5V
60
270
mA
I
PD(NOUT)LIM
Pull-down Current Limit in N
OUT
V
(NOUT)
= 0.36V to V(VSUP)
-200
-60
mA
I
(NOUT)LEAK
Leakage Current in N
OUT
V
(FBN)
< 0 or EN = LOW
-2
2
μA
V
FBN
FBN Regulation Voltage
I
DRVN
= 0.2mA, T
A
= +25°C
0.173
0.203
0.233
V
I
DRVN
= 0.2mA
0.171
0.203
0.235
V
ACCN
V
OFF
Output Accuracy
I
OFF
= 1mA, T
A
= +25°C
-3
+3
%
D_NCP_max
Max Duty Cycle of the Negative
Charge Pump
50
%
r
PD(FBN)OFF
Pull-Down Resistance, Not Active
I
(FBN)
= 500μA
2
3
4
k
Ω
Electrical Specifications
V
IN
= 5V, V
BOOST
= V
SUP
= 15V, V
ON
= 25V, V
OFF
= -8V, over-temperature from -40°C to +105°C, unless
otherwise stated.
(Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN
TYP
MAX
UNIT
ISL97651
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