IMP522 IMP Inc, IMP522 Datasheet - Page 2

• Manufacturer Part Number: IMP522
• Description: Dual EL Lamp Driver
• Manufacturer: IMP Inc

V
C
Operating Temperature Range . . . . . . . . . . . . –40°C to +85°C
Storage Temperature Range . . . . . . . . . . . . . . –65°C to +150°C
Power Dissipation (MicroSO) . . . . . . . . . . . . . 500mW
V
2
Add /T to ordering part number for Tape and Reel.
Unless otherwise noted, V
A
ON-resistance of MOS Switch
Output Voltage Regulation
Output Voltage Peak-to-Peak (in regulation)
Input Current at V
Powerdown Input Current
Input Crrent Plus Inductor Current
Output Drive Frequency
Switching Frequency
Switching Duty Cycle
LMPSEL Low-Level Threshold
LMPSEL High-Level Threshold
LMPSEL Input Resistance
LMPSEL Sink/Source Resistance
LMPSEL Hysteresis
DD
S
, V
Pin Configuration
Ordering Information
Absolute Maximum Ratings
, L
Electrical Characteristics
Part Number
IMP522EMB
I M P 5 2 2
, R
I M P 5 2 2
X
Parameter
B,
SW-OSC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.5V to +120V
V
AB
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.5V to V
and R
R
SW-OSC
V
DD
C
V
DD
L
EL-OSC
S
X
B
Pin
1
2
3
4
5
DD
. . . . . . . . . . . . . . . . . –0.5V to +7.0V
MicroSO
= 3.0V, R
IMP522
Input Voltage
2.0V to 6.5V
SW
= 910kΩ, R
10 R
9
8
7
6
LMPSEL
V
V
GND
A
AB
V
EL-OSC
522_02.eps
A
Symbol
-V
R
R
I
LMPSEL
AB,
LMPSEL
EL
DS(ON)
I
D
V
V
f
V
I
DDQ
V
f
I
SW
DD
EL
IN
SW
hys
CS
IH
IL
= 2.7MΩ, L = 220µH and T
V
408-432-9100/www.impweb.com
B
-V
AB
CS
(pin 3)
Conditions
I = 100mA
V
T = –40 ° C to 85 ° C
In Regulation
LMPSEL = GND
V
V
T = –40 ° C to 85 ° C
See Figure 1
LMPSEL = GND or V
LMPSEL = floating
See Figure 1
See Figure 1
See Figure 1
Floating/Hign Impedance State
DD
RSW–OSC
DD
= 2.0 to 6.5V,
= 2.0 to 6.5
Temperature Range
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.
– 40°C to +85°C
< 100mA
A
= 25°C.
DD
Min
± 5
0.3 V
0.7 V
Typ
Pins-Package
110
220
650
250
4.0
30
43
61
88
50
50
10-MicroSO
DD
DD
Max
120
8.0
2
© 2001 IMP, Inc.
Units
kHz
mA
mA
mV
µA
µA
kΩ
µA
Hz
%
Ω
V
V
V
V