List of figures

Figure 1.

Block diagram, adjustable version ....................................................... 2

Figure 2.

Block diagram, fixed version........................................................... 2

Figure 3.

Pin connection, DFN8 – 3 x 3 (top view)................................................... 3

Figure 4.

Typical application circuit for adjustable version ............................................. 4

Figure 5.

Typical application circuit for fixed output version ............................................ 4

Figure 6.

Output voltage vs. temperature (IOUT = 1 mA)............................................... 8

Figure 7.

Output voltage vs. temperature (IOUT = 500 mA) ............................................. 8

Figure 8.

Line regulation vs. temperature......................................................... 8

Figure 9.

Load regulation vs. temperature ........................................................ 8

Figure 10.

Quiescent current vs. temperature....................................................... 8

Figure 11.

Quiescent current vs. load current ....................................................... 8

Figure 12.

Supply current vs. input voltage ........................................................ 9

Figure 13.

Off-state current vs. temperature........................................................ 9

Figure 14.

Dropout voltage vs. temperature ........................................................ 9

Figure 15.

Dropout voltage vs. load current ........................................................ 9

Figure 16.

Short circuit current vs. temperature ..................................................... 9

Figure 17.

Enable thresholds vs. temperature ...................................................... 9

Figure 18.

UVLO thresholds vs. temperature ...................................................... 10

Figure 19.

Enable pin current vs. temperature ..................................................... 10

Figure 20.

PSRR vs. Frequency (no CNR) ........................................................ 10

Figure 21.

PSRR vs. frequency (CNR = 10 nF) ..................................................... 10

Figure 22.

Output noise spectrum (CNR = 10 nF) ................................................... 10

Figure 23.

Output noise spectrum vs. CNR........................................................ 10

Figure 24.

Line transient .................................................................... 11

Figure 25.

Load transient ................................................................... 11

Figure 26.

Startup transient .................................................................. 11

Figure 27.

Enable startup (CNR = 1 nF) .......................................................... 11

Figure 28.

Enable startup (CNR = 2.2 nF) ........................................................ 11

Figure 29.

Enable startup (CNR = 10 nF) ......................................................... 11

Figure 30.

Enable startup (CNR = 47 nF) ......................................................... 12

Figure 31.

Tested stability area ............................................................... 12

Figure 32.

DFN8 3x3 package drawing outline ..................................................... 13

Figure 33.

DFN8-3x3 tape outline.............................................................. 15

Figure 34.

DFN8-3x3 reel outline .............................................................. 16

LDLN050

List of figures

DS12809 - Rev 4

page 21/22