IMP525 Ver la hoja de datos (PDF) - IMP, Inc

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componentes Descripción

Fabricante

IMP525

Single Cell Battery Powered Electroluminescent Lamp Driver/Inverter

IMP, Inc 

IMP525

Pin Configuration

SO/MicroSO

VDD 1

RSW-OSC 2

CS 3

LX 4

IMP525

8 REL-OSC

7 VA

6 VB

5 GND

525_02.eps

Ordering Information

Part Number

IMP525EMA

IMP525ESA

IMP525/D

Input Voltage

0.9V to 2.5V

0.9V to 2.5V

0.9V to 2.5V

Regulated Output Voltage

YES

YES

YES

Temperature Range

– 40°C to +85°C

– 40°C to +85°C

25°C

Pins-Package

8-MicroSO

8-SO

Dice

Absolute Maximum Ratings

Supply Voltage, VDD, VRSW-OSC and VREL-OSC . . – 0.5V to +3.5V

Storage Temperature Range . . . . . . . . . . . . . . . . – 65°C to +150°C

Power Dissipation (SO package) . . . . . . . . . . . . 400mW

Power Dissipation (MicroSO package) . . . . . . . 300mW

Note: All voltages are referenced to GND.

These are stress ratings only and functional operation is not implied.

Exposure to absolute maximum ratings for prolonged time periods may

affect device reliability.

Electrical Characteristics

Unless otherwise noted, VDD = 1.5V, RSW = 1MΩ, REL = 1.0MΩ, and TA = 25°C.

Parameter

ON-resistance of MOS Switch

Operating Voltage

Output Voltage at CS

Output Voltage at CS

Output Voltage Peak-to-Peak

Quiescent VDD Supply Current, Disabled

(Disable pin available on die only)

Quiescent VDD Supply Current, Disabled

Input Current at VDD Pin

Input Current: IDD Plus Inductor Current

VA-B Output Drive Frequency

Boost Converter Switching Frequency

Switching Duty Cycle

Disable Input LOW Voltage

(Disable pin available on die only)

Disable Input HIGH Voltage

(Disable pin available on die only)

Symbol Conditions

RDS(ON) I = 50mA

VCS

VCS

VA-VB

IQDIS

VDD = 1.5V, See Figure 1, Table 1

VDD = 0.9V, See Figure 1, Table 2

VDD = 1.5V, See Figure 1

Disable = HIGH

Min

0.9

52

104

IQDIS

IDD

IIN

fEL

fSW

DSW

VDISL

RSW-OSC = GND

VDD = 1.5V

VDD = 0.9V to 1.5V

VDD = 1.5V

VDD = 1.5V, See Figure 1, Table 1

VDD = 1.5V, See Figure 1, Table 1

VDD = 1.5V, See Figure 1

GND

VDISH

VDD -0.5V

Typ

58

50

112

70

1.0

23

500

26

87.5

Max

15

2.5

65

124

2.0

1.5

32

0.2

VDD

Units

Ω

V

V

V

VP-P

nA

µA

mA

mA

Hz

kHz

%

V

V

2

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