IRS2548DSPBF International Rectifier, IRS2548DSPBF Datasheet - Page 12

• Manufacturer Part Number: IRS2548DSPBF
• Description: IC, LED DRVR, SOIC
• Manufacturer: International Rectifier

Specifications of IRS2548DSPBF

• Topology: Boost (Step Up)
• No. Of Outputs: 1
• Output Current: 500mA
• Output Voltage: 16.6V
• Dimming Control Type: PWM
• Operating Temperature Range: -55°C To +150°C
• Driver Case Style: SOIC
• Switching Frequency: 44.5kHz
• Rohs Compliant: Yes
• Package: 14-lead SOIC
• Circuit: PFC Ballast Control and Half-Bridge Driver
• Offset Voltage (v): 600
• Output Source Current Min (ma): 500
• Output Sink Current Min (ma): 500
• Pbf: Yes
• V Bsuv+ (v): 9.0
• V Ccuv+ (v): 12.5
• V Ccuv- (v): 10.5
• T R (ns): 120
• T F (ns): 50
• Application: SMPS/Lighting

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Lead Definitions
Lead Assignments
Symbol
COMP
VBUS
FMIN
COM
ENN
VCC
PFC
OC
HO
ZX
CS
LO
VB
VS
DC Bus Sensing Input
Oscillator Minimum Frequency Setting
PFC Error Amplifier Compensation
PFC Zero-Crossing Detection
PFC Gate Driver Output
PFC Current Sensing Input
Enable / PWM Dimming Input
Half-Bridge Current Sensing Input
Low-Side Gate Driver Output
IC Power & Signal Ground
Logic & Low-Side Gate Driver Supply
High-Side Gate Driver Floating Supply
High Voltage Floating Return
High-Side Gate Driver Output
VBUS
FMIN
COMP
PFC
ENN
ZX
OC
1
2
3
4
5
7
6
7
Description
12
12
11
10
14
13
9
8
HO
VS
VB
COM
LO
VCC
CS
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IRS2548D