SC5010H View Datasheet(PDF) - Semtech Corporation

Part Name

Description

MFG CO.

SC5010H

High Efficiency 8-Channel LED Driver with I2C Interface and Phase-Shifted PWM Dimming

Semtech Corporation 

SC5010H

Absolute Maximum Ratings

Recommended Operating Conditions

VCC Pin (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +6.0

VIN, DRVP, IO1 to IO8(V). . . . . . . . . . . . . . . . . . . . . -0.3 to +30

DRVN, OVP, CS, EN, UVLO, SCP, BG, FLT (V).. . . -0.3 to +6.0

FSET, CPLL, SYNC, SCL, SDA, ISET, PWMI (V). . -0.3 to +6.0

PGND TO AGND (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +0.3

ESD Protection Level(1) (kV) . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5

Ambient Temperature Range (°C). . . . . . . . . -40 < TA < +85

VIN (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.5 to 27

IO1 to IO8 Current per String (mA) . . . . . . . . . . . up to 50

Thermal Information

Thermal Resistance, Junction to Ambient(2) (°C/W) . . . . 30

Maximum Junction Temperature (°C). . . . . . . . . . . . . . . +150

Storage Temperature Range (°C). . . . . . . . . . . . . -65 to +150

Peak IR Reflow Temperature (10s to 30s) (°C) . . . . . . . +260

Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters

specified in the Electrical Characteristics section is not recommended.

NOTES:

(1) Tested according to JEDEC standard JESD22-A114-B.

(2) Calculated from package in still air, mounted to 3 x 4.5 (in.), 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards.

Electrical Characteristics

Unless noted otherwise, TA = 25°C for typical, -40°C < TA = TJ < 85°C for min and max. VCC = 5V, RISET = 32.4 kΩ, RFSET = 100 kΩ , VIN = 12V.

Parameter

Symbol

Conditions

Min Typ Max

Units

Input Supply

VCC Supply Voltage

VCC Under-Voltage Lockout Threshold

VCC Under-Voltage Lockout Hysteresis

VCC Quiescent Supply Current

VCC Supply Current in Shutdown

VIN Supply Current in Shutdown

VUVLO Under-Voltage Lockout Threshold

IUVLO Under-Voltage Lockout Hysteresis

VBG Bandgap Voltage

External FET Gate Drive

VCC

VCC-UVLO(TH)

VCC-UVLO(HYS)

ICC(Q)

ICC(SD)

IVIN(SD)

VUVLO(TH)

IUVLO(HYS)

VBG

VCC Voltage Rising

VCC Voltage Falling

EN = 5V, Switching, No Load

EN = 0V

EN = 0V, VIN = 27V

UVLO Pin Voltage Rising

UVLO Pin Voltage Falling

4.5

5.5

V

4.0 4.2

4.4

V

180

mV

2

mA

1

µA

1

µA

1.18 1.23 1.28

V

7

10

13

µA

1.20 1.23 1.26

V

DRVN High Level

DRVN Low Level

DRVN On-Resistance

DRVN Sink / Source Current

VDRVN(H)

VDRVN(L)

RDRVN

IDRVN

100mA from DRVN to GND

-100mA from DRVN to VCC

DRVN high or Low

DRVN forced to 2.5V

VCC -0.5 VCC -0.2

V

0.2

0.5

V

2

5

Ω

1

A



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