RTW Package 24-Pin WQFN With E…

RTW Package 24-Pin WQFN With E…

Texas InstrumentsUnited States

LP5569RTWR

ActiveLED DriversWQFN

IC LED DRV LIN I2C 25.5MA 24WQFN

LP5569 is a 9-channel I2C LED driver with 2.5 V to 5.5 V input voltage, 25.5 mA max current per channel, in a 24-pin WQFN package, featuring an internal charge pump and three programmable LED engines with independent PWM control.Checked against the datasheet

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Technical parameters

Key specs

Outputs9
Output current per channel25.5 mAMax
Input voltage2.5 ~ 5.5 V

Datasheet-verified parameters

20 items
ParameterValue and test conditionsSource
TopologyCurrent Sink with Charge Pump
Number of Outputs9
Output Current per ChannelMax 25.5 mA
Supply Voltage Range2.5 V to 5.5 V
PackageWQFN (24) 4.00 mm × 4.00 mm
Operating Ambient Temperature-40 °C to 85 °C
GradeCommercial
RoHSGreen (RoHS & no Sb/Br)
Halogen FreeYes (Green definition includes no Sb/Br)
Standby Supply CurrentTyp 2 µA (V_EN/PWM=3.3 V, chip_en=0, external CLK running)
Normal-mode Supply CurrentTyp 56 µA (External CLK running, charge pump and current sinks disabled)
Power-save Mode Supply CurrentTyp 10 µA (External CLK running)
Undervoltage LockoutTyp 2.2 V (V_VIN falling), Typ 2.3 V (V_VIN rising)
Charge Pump Switching Frequency1.25 MHz
Charge Pump Maximum Output CurrentTyp 200 mA (V_VIN >3.1 V, gain = 1.5x)
LED Switching Frequency19.5 kHz
LED Saturation VoltageTyp 90 mV, Max 110 mV (Output current set to 25.5 mA)
Protection FeaturesPOR, UVLO, and TSD
Junction-to-ambient Thermal Resistance35.8 °C/W
I2C Slave Address32h–35h and 40h
All parameters (20)ExpandCollapse
Power
Current - Output / Channel25.5mA
Voltage - Output-
Voltage - Supply (Max)5.5V
Voltage - Supply (Min)2.5V
AC and DC characteristics
Frequency1.25MHz
Environment and package
Mounting TypeSurface Mount
Operating Temperature-40°C~85°C
PackageTape & Reel (TR); Cut Tape (CT); Digi-Reel®
Package / Case24-WFQFN Exposed Pad
Supplier Device Package24-WQFN (4x4)
Other
ApplicationsGeneral Purpose
Base Product NumberLP5569
DimmingI²C, PWM
Internal Switch(s)No
MfrTexas Instruments
Number of Outputs9
Product StatusActive
Series-
TopologySwitched Capacitor (Charge Pump)
TypeLinear

Pinout and package

RTW Package 24-Pin WQFN With E…
RTW Package 24-Pin WQFN With E…
Package: WQFN (24) 4.00 mm × 4.00 mm
PinNameFunctionSource
1C2+Positive pin of charge-pump flying capacitor 2
2C1+Positive pin of charge-pump flying capacitor 1
3VINInput power
4AGNDAnalog and digital ground
5EN/PWMChip enable and PWM input
6CLKClock input/output
7GPIO/TRIG/INTGeneral-purpose input/output or trigger or interrupt
8SDAI2C bus data line
9SCLI2C bus clock line
10V1P8Input power for digital circuitry
11LED8LED current sink 8
12LED7LED current sink 7
13LED6LED current sink 6
14LED5LED current sink 5
15LED4LED current sink 4
16LED3LED current sink 3
17LED2LED current sink 2
18LED1LED current sink 1
19LED0LED current sink 0
20ADDRI2C slave-address selection
21PGNDCharge-pump power ground
22VOUTCharge-pump output voltage
23C2-Negative pin of charge-pump flying capacitor 2
24C1-Negative pin of charge-pump flying capacitor 1

Documents

DatasheetDatasheet · 2.2 MB · 2026-11-03
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