MB39A119 Просмотр технического описания (PDF) - Fujitsu

Номер в каталоге

Компоненты Описание

производитель

MB39A119

DC/DC Converter IC of Synchronous Rectification for charging Li-ion battery

Fujitsu 

MB39A119

(VCC = 19 V, VB = 0 mA, VREF = 0 mA, Ta = +25 °C)

Parameter

Symbol Pin No.

Conditions

Value

Unit

Min Typ Max

VOUTC1

9

+ INC2 = − INC2 = 3 V to 19 V,

∆VIN = 100 mV

2.38

2.48

2.58

V

Current detection

voltage

VOUTC2

VOUTC3

9

+ INC2 = − INC2 = 3 V to 19 V,

∆VIN = 20 mV

0.44

0.52

0.60

V

9

+ INC2 = − INC2 = 0 V to 3 V,

∆VIN = 100 mV

2.24

2.45

2.66

V

VOUTC4

9

+ INC2 = − INC2 = 0 V to 3 V,

∆VIN = 20 mV

0.30

0.5 0.70 V

Current

detection

amplifier

block

[Current

Amp2]

Voltage gain

Input offset voltage

Input current

AV

VIO

I+INCH

I−INCH

9,

10,

11

+ INC2 = − INC2 = 3

∆VIN = 100 mV

V to 19

V,

23.76

9, 10, 11 + INC2 = − INC2 = 3 V to 19 V −1.5

10

+ INC2 = − INC2 = 3 V to 19 V,

∆VIN = 100 mV

⎯

11

+ INC2 = − INC2 = 3 V to 19 V,

∆VIN = 100 mV

⎯

24.5 25.24 V/V

+1.5 +4.5 mV

30 45 µA

0.1* ⎯ µA

IINCL 10, 11 + INC2 = − INC2 = 0 V

−300 −200 ⎯ µA

Frequency

bandwidth

BW 9, 10, 11 AV = 0 dB

⎯ 3.0* ⎯ MHz

Output voltage

VOUTCH

9

VOUTCL

9

⎯

3.9 4.2 ⎯ V

⎯

⎯ 0.04 0.2 V

Output source

current

ISOURCE

9 OUTC2 = 2 V

⎯ −1.2 −0.6 mA

Output sink current ISINK

9 OUTC2 = 2 V

100 200 ⎯ µA

PWM

VTL

compara-

tor block Threshold voltage

[PWM

VTH

Comp.]

14 Duty cycle = 0%

14 Duty cycle = 100%

⎯ 1.5 ⎯ V

⎯ 2.5 ⎯ V

Output

block

[Drv-1, 2]

Output ON

resistance

ROH 24, 27 OUT-1, OUT-2 = −100 mA

ROL 24, 27 OUT-1, OUT-2 = 100 mA

⎯

4

7Ω

⎯

1 3.5 Ω

Under

VTLH

input

Threshold voltage

VTHL

voltage

detection

compara-

tor block Hysteresis width

VH

[UV

Comp.]

11 −INC2 = 12.6 V

11 −INC2 = 12.6 V

11

⎯

12.6 12.8 13.0 V

12.5 12.7 12.9 V

⎯ 0.1 ⎯ V

* : Standard design value

(Continued)

DS04-27247-3E

9

Share Link: