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ISL97650 Datasheet(PDF) 4 Page - Renesas Technology Corp

No. de pieza ISL97650
Descripción Electrónicos  4-Channel Integrated LCD Supply
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Fabricante Electrónico  RENESAS [Renesas Technology Corp]
Página de inicio  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

ISL97650 Datasheet(HTML) 4 Page - Renesas Technology Corp

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ISL97650
FN9198 Rev.4.00
Page 4 of 20
April 17, 2009
POSITIVE (VON) CHARGE PUMP
VON
VON Output Voltage Range
2X or 3X Charge Pump
VSUP+
2V
34
V
ILoad_PCP_min
External Load Driving Capability
VON = 25V (2X Charge Pump)
20
mA
VON = 34V (3X Charge Pump)
20
mA
Ron(VSUP_SW)
ON Resistance of VSUP Input Switch
I(switch) = +40mA
10
17
Ron(C1/2-)H
High-Side Driver ON-Resistance at
C1- and C2-
I(C1/2-) = +40mA
30
Ron(C1/2-)L
Low-Side Driver ON-Resistance at
C1- and C2-
I(C1/2-) = -40mA
4
7
Ipu(VSUP_SW)
Pull-Up Current Limit in VSUP Input
Switch
V(C2+) = 0V to V(SUP) - 0.4V - V(diode)
40
100
mA
Ipu(C1/2-)
Pull-Up Current Limit in C1- and C2-
V(C1/2-) = 0V to V(VSUP) - 0.4V
40
100
mA
Ipd(C1/2-)
Pull-Down Current Limit in C1- and C2- V(C1/2-) = 0.2V to V(VSUP)
-100
-40
mA
I(POUT)leak
Leakage Current in POUT
EN = LOW
-5
5
µA
VFBP
FBP Regulation Voltage
TA = +25°C
1.176
1.2
1.224
V
1.172
1.2
1.228
V
ACCP
VON Output Accuracy
ION = 1mA, TA = +25°C
-2
+2
%
D_PCP_max
Max Duty Cycle of the Positive Charge
Pump
50
%
V(diode)
Internal Schottky Diode Forward Voltage I(diode) = +40mA
700
800
mV
ENABLE INPUTS
VHI-EN
Enable “HIGH”
2.2
V
VLO_EN
Enable “LOW”
0.8
V
IEN_pd
Enable Pin Pull-Down Current
VEN > VLO_EN
25
µA
VHI-ENL
Logic Enable “HIGH”
2.2
V
VLO-ENL
Logic Enable “LOW”
0.8
V
IENL_pd
Logic Enable Pin Pull-Down Current
VENL > VLO_ENL
25
µA
VON SLICE POSITIVE SUPPLY = V(POUT)
I(POUT)_slice
VON Slice Current from POUT Supply
CTL = VDD, sequence complete
200
400
µA
CTL = AGND, sequence complete
100
150
µA
RON(POUT-COM) ON-Resistance between POUT - COM
CTL = VDD, sequence complete
5
10
RON(DRN-COM)
ON-Resistance between DRN - COM
CTL = ACGND, sequence complete
30
60
RON_COM
ON-Resistance between COM and
PGND3
200
500
1500
VLO
CTL Input LOW Voltage
0.8
V
VHI
CTL Input HIGH Voltage
2.2
V
FAULT DETECTION THRESHOLDS
T_off
Thermal Shut-Down (latched and reset
by power cycle or EN cycle)
Temperature rising
150
°C
Vth_AVDD(FBB)
AVDD Boost Short Detection
V(FBB) falling less than
0.9
V
Electrical Specifications
VIN = 12V, VBOOST = VSUP = 15V, VON = 25V, VOFF = -8V, over-temperature from -40°C to +105°C, unless
otherwise stated. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise
specified. Temperature limits established by characterization and are not production tested. (Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN
TYP
MAX
UNIT


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