List of figures

Figure 1.

Block diagram .................................................................... 2

Figure 2.

Pin configuration (top view) ........................................................... 3

Figure 3.

LD39200 typical application schematic ................................................... 4

Figure 4.

Dropout voltage vs. temperature (Vin = 1.3 V, Iout = 1 A) ...................................... 10

Figure 5.

Dropout voltage vs. temperature (Vin = 1.4 V, Iout = 1 A) ...................................... 10

Figure 6.

Dropout voltage vs. temperature (Vin = 1.4 V, Iout = 2 A) ...................................... 10

Figure 7.

Dropout voltage vs. temperature (Vin = 1.5 V, Iout = 1 A) ...................................... 10

Figure 8.

Dropout voltage vs. temperature (Vin = 1.5 V, Iout = 2 A) ...................................... 11

Figure 9.

Dropout voltage vs. temperature (Vin = 2.5 V, Iout = 1 A) ...................................... 11

Figure 10.

Dropout voltage vs. temperature (Vin = 2.5 V, Iout = 2 A) ...................................... 11

Figure 11.

Reference voltage vs. temperature (Vin = 1.5 V, Iout = 10 mA) .................................. 11

Figure 12.

Quiescent current vs. temperature (Vin = 1.5 V, Iout = 0 mA) ................................... 11

Figure 13.

Quiescent current vs. temperature (Vin = 1.5 V, Iout = 2 A)..................................... 11

Figure 14.

Quiescent current vs. output current .................................................... 12

Figure 15.

Line regulation vs. temperature (1.5 V ≤ Vin ≤ 6 V, Iout = 10 mA) ................................ 12

Figure 16.

Load regulation vs. temperature (Vin = 1.5 V, 0 < Iout < 2 A).................................... 12

Figure 17.

SVR vs. frequency ................................................................ 12

Figure 18.

Noise spectral density (no Cbyp) ...................................................... 12

Figure 19.

Noise spectral density (Cbyp = 470 nF) .................................................. 12

Figure 20.

Stability plan .................................................................... 13

Figure 21.

Enable startup, Vin = 1.25 V, Iout = 2 A .................................................. 13

Figure 22.

Enable startup, Vin = 6 V, Iout = 2 A .................................................... 13

Figure 23.

Enable startup, no Cbyp ............................................................ 13

Figure 24.

Enable startup, Cbyp = 470 nF ........................................................ 13

Figure 25.

Line transient .................................................................... 13

Figure 26.

Load transient, no Cbyp............................................................. 14

Figure 27.

Load transient, Cbyp = 470 nF ........................................................ 14

Figure 28.

DFN6 (3 x 3 mm) package outline ...................................................... 16

Figure 29.

DFN6 (3 x 3 mm) recommended footprint (all dimensions are in mm).............................. 17

Figure 30.

DFN6 (3 x 3 mm) tape outline ......................................................... 18

Figure 31.

DFN6 (3 x 3 mm) reel outline ......................................................... 19

Figure 32.

DFN8 (4 x 4 mm) package outline ...................................................... 20

Figure 33.

DFN8 (4 x 4 mm) recommended footprint (all dimensions are in mm).............................. 21

Figure 34.

DFN8 (4 x 4 mm) tape outline (all dimensions are in mm)...................................... 22

Figure 35.

DFN8 (4 x 4 mm) reel outline ......................................................... 23

LD39200

List of figures

DS10079 - Rev 3

page 28/29