L99LD02 datasheet(56/66 Pages) STMICROELECTRONICS

номер детали	L99LD02

подробное описание детали	Automotive dual-phase boost DC/DC controller

PDF	66 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

Logo

56 / 66 page

Electrical specifications

L99LD02

56/66

DS12448 Rev 3

GM_OTA

Error amplifier trans-

conductance gain

Vs = 13.5 V

VDD = 5 V

Ramp on

BST_OUT pin

VCOMP = 1.65 V

[0,0]

200

µS

[0,1]

400

[1,0]

600

[1,1]

800

ICOMP

Error Amplifier trans

conductance output current

Sourcing current

into COMP pin;

BST_OUT pin

foating

VS = 13.5 V

VCOMP = 1.5 V

[0,0]

µA

[0,1]

120

[1,0]

180

[1,1]

240

Sinking current

from COMP pin;

BST_OUT pin

foating

VS = 13.5 V

VCOMP = 1.5 V

[0,0]

-60

[0,1]

-120

[1,0]

-180

[1,1]

-240

GLA

Gain of linear amplifier

VS = 13.5 V 

VSP1, VSP2 = 200 mV

VSN1, VSN2 = 0 V

6V/V

ISLOPEx

Slope compensation

current value injected to

SPx pin

Vs = 13.5 V

VDD = 5 V

VBST_OUT = 25 V

BST_FREQ = 100 KHz

VSP1, VSP2 = 0 V

RSLOPE = 4.4 kΩ

5.7

A/s

RSLOPE

Integrated configurable

slope compensation

resistance

BST_SLP_CTRL [000000]

0.36

0.47

0.8

kΩ

BST_SLP_CTRL [111111]

11.35

13.4

18.5

BST_SLP_CTRL step

0.2

Vcomp_min(1)

Minimum value for boost

output regulation

Vs = 13.5 V

VDD = 5 V

Boost active in closed loop

Ramp on BST_OUT from 80 V to

14.7 V

Load on BST_OUT = 136 Ω

BST_FREQ = 303 KHz

RSLOPE = 3 kΩ

GM_OTA = 200 µS

2.6

Table 36. Boost controller (continued)

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

L99LD02 датащи(PDF) 56 Page - STMicroelectronics

L99LD02 датащи(HTML) 56 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66

датащи скачать

ссылки URL