Power Management IPS20 and IPS21

© Copyright 2006-2009 - ASIC Advantage, Inc.

AADS00001/AA743

- Revision 5– Dec 2008

7 / 12

Unity gain bandwidth to ICOMP

(see figure 8)

-

2

-

MHz

Phase margin in unity gain

-

54

-

Degrees

ISENSE Input current

-

-1.0

uA

Transconductance from ISENSE

to OPTO

(see figure 6a & 6b)

IPS20: 6a, IPS21: 6b

-

60

-

mA/mV

Max OPTO output sourcing

current without ext. resistor

(see figure 5)

1.2

-

-

mA

Max OPTO output sourcing

current with ext. resistor

(see figure 5)

10

-

-

mA

Note1: Tighter tolerances to 0.5% available upon request.

Note2: All values are @ 25°C unless otherwise specified.

Note3: Electrical parameters, although guaranteed, are not all 100% tested in production.

Figure 2: IPS20 & IPS21 Trimmed 1.20V Reference

1.17

1.175

1.18

1.185

1.19

1.195

1.2

-40

-20

0

20

40

60

80

100

120

Temp (°C)

Figure 1: IPS20 and IPS21 4V Shunt Regulator Icc

0

50

100

150

200

250

300

0123

4

5

6

Shunt Voltage (V)