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DLPA3000CPFDR Datasheet(PDF) 11 Page - Texas Instruments

Part # DLPA3000CPFDR
Description  PMIC and High-Current LED Driver IC
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

DLPA3000CPFDR Datasheet(HTML) 11 Page - Texas Instruments

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DLPA3000
www.ti.com
DLPS052 – OCTOBER 2015
Electrical Characteristics (continued)
over operating free-air temperature range. VIN = 12 V, TA = 0 to +70°C, typical values are at TA = 25°C, configuration
according to Typical Applications (VIN =12 V, IOUT = 6 A, LED, internal FETs) (unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DMD type TRP, recommended value (use
same or smaller value as output capacitors
470
C
Output capacitor
nF
VOFFSET / VRESET)
tDISCHARGE <40 µs at VIN = 8 V
470
VRESET REGULATOR
VRST
Output voltage
DMD type TRP
–14
V
DC output voltage accuracy
DMD type TRP, IOUT= 10 mA
-0.3
0.3
V
DC Load regulation
DMD type TRP, IOUT= 0 to 10 mA
–4
V/A
DMD type TRP, IOUT= 10 mA, DRST_VIN = 8
DC Line regulation
–2
mV/V
to 20 V
VRIPPLE
Output ripple
DMD type TRP, IOUT= 10 mA, COUT= 1 µF
120
mVpp
IOUT
Output current
DMD type TRP
0.1
10
mA
PGOOD
Power-good threshold
90%
DMD type TRP, recommended value (use
1
same value as output capacitor on VOFFSET)
C
Output capacitor
µF
tDISCHARGE <40 µs at VIN = 8 V
1
DMD - BUCK CONVERTERS
OUTPUT VOLTAGE
VPWR_1_VOUT
Output Voltage
DMD type TRP
1.1
V
VPWR_2_VOUT
Output Voltage
DMD type TRP
1.8
V
DC output voltage accuracy
DMD type TRP, IOUT= 0 mA
–3%
3%
MOSFET
RON,H
High side switch resistance
25°C, VPWR_1,2_Boost – VPWR1,2_SWITCH = 5.5 V
150
m
Ω
RON,L
Low side switch resistance(3)
25°C
85
m
Ω
LOAD CURRENT
Allowed load current(4).
3
A
IOCL
Current limit(3)
LOUT= 3.3 μH
3.2
3.6
4.2
A
ON-TIME TIMER CONTROL
tON
On time
VIN = 12 V, VO = 5 V
120
ns
tOFF(MIN)
Minimum off time(3)
TA = 25°C, VFB = 0 V
270
ns
START-UP
Soft start
1
2.5
4
ms
PGOOD
RatioOV
Overvoltage protection
120%
RatioPG
Relative power good level
Low to High
72%
ILLUMINATION - LDO ILLUM
VILLUM_VIN
6
12
20
V
VILLUM_5P5V
5.5
V
Rising
80%
PGOOD
Power good ILLUM_5P5V
Falling
60%
Overvoltage protection
OVP
7.2
V
ILLUM_5P5V
Regulator dropout
At 25 mA, VILLUM_VIN = 5.5 V
53
mV
Regulator current limit(3)
300
340
400
mA
(3)
Not production tested.
(4)
Care should be taken not to exceed the max power dissipation. Please refer to Thermal Considerations.
Copyright © 2015, Texas Instruments Incorporated
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