IRPLLED1 International Rectifier, IRPLLED1 Datasheet - Page 5

• Manufacturer Part Number: IRPLLED1
• Description: BOARD EVALUATION FOR IRS2540PBF
• Manufacturer: International Rectifier

Specifications of IRPLLED1

• Current - Output / Channel: 1.5A
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 24V
• Features: Dimmable
• Voltage - Input: 50 ~ 170V
• Utilized Ic / Part: IRS2540PBF
• Core Chip: IRS2540, IRS2541, IRS25401
• Topology: Buck (Step Down)
• No. Of Outputs: 1
• Output Current: 1.5A
• Output Voltage: 500mV
• Dimming Control Type: PWM
• Development Tool Type: Hardware - Eval/Demo Board
• Lead Free Status / RoHS Status: Contains lead / RoHS compliant by exemption

Functional Block Diagram
Lead Assignment
www.irf.com
ENN
IFB
Electrical Characteristics
V
CC
4
3
Symbol
= V
Watchdog timer
COM
ENN
VCC
100 K
IFB
BS
P
t
WWD
Pin Assignments
WD
= V
1
2
3
4
BIAS
= 14 V +/- 0.25 V, C
Watchdog timer period
LO pulse width
REFERENCE
BANDGAP
UVLO
8
7
6
5
UVN
0. 5 V
2 V
HO
VB
VS
LO
Definition
LO
Values in block diagram are typical values
=C
HO
=1000 pF, C
Pin # Symbol
1
2
3
4
5
6
7
8
VCC
=C
VBS
COM
ENN
VCC
IFB
HO
LO
VS
VB
=0.1 μF, T
Min
---
---
Timer20 μS
Watchdog
High-side floating return
High-side gate driver output
High-side gate driver floating supply
IC power & signal ground
Current feedback
Low-side gate driver output
Supply voltage
Disable outputs (LO=High, HO=Low)
Typ Max
A
=25 °C unless otherwise specified.
1.0
20
Description
---
DELAY
---
1 μS Pulse
Generator
Units Test Conditions
LEVEL
SHIFT
μs
IRS254(0,1)(S)PbF
DELAY
FILTER &
PULSE
LATCH
I
FB
=1 V
15.6 V
Page 5
8
7
6
1
5
2
COM
VCC
HO
VB
VS
LO