STOD03ATPUR datasheet(7/22 Pages) STMICROELECTRONICS

tên linh kiện	STOD03ATPUR

Giải thích chi tiết về linh kiện	Dual DC-DC converter for powering AMOLED displays

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STOD03A

Electrical characteristics

22

4

Electrical characteristics

TJ = 25 °C, VINA = VINP = 3.7 V, IMID,O2 = 30 mA, CIN = 4.7 µF, CMID,O2 = 4.7 µF, CREF = 1

µF, L1 = 4.7 µH, L2 = 4.7 µH, VEN = VINA = VINP, VMID = 4.6 V, VO2= -4.9 V unless otherwise

specified.

Table 6. Electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

General Section

VINA, VINP

Supply input voltage

2.3

4.5

V

UVLO_H

Undervoltage lockout HIGH

VINA rising

2.22

2.25

V

UVLO_L

Undervoltage lockout LOW

VINA falling

1.9

2.18

V

I_VI

Input current

No load condition (sum of

VINA and VINP)

1.3

1.7

mA

IQ_SH

Shutdown current

VEN=GND (sum of VINA and

VINP); TJ=-40°C to +85°C;

1µA

VEN H

Enable high threshold

VINA=2.3V to 4.5V,

TJ=-40°C to +85°C;

1.2

V

VEN L

Enable low threshold

0.4

IEN

Enable input current

VEN=VINA=4.5V;

TJ=-40°C to +85°C;

1µA

fS

Switching frequency

PWM mode

1.2

1.5

1.7

MHz

D1MAX

Step-up maximum duty cycle

No load

87

%

D2MAX

Inverting maximum duty cycle No load

87

%

n

Total system efficiency

IMID,O2=10 to 30mA,

VMID=4.6V VO2=-4.9V

80

%

IMID,O2=30 to 150mA,

VMID=4.6V, VO2=-4.9V

85

%

VREF

Voltage reference

IREF=10µA

1.208

1.220

1.232

V

IREF

Voltage reference current

capability

At 98.5% of no load

reference voltage

100

µA

Step-up converter section

VMID

Positive voltage total variation

VINA=VINP=2.5V to 4.5V;

IMID=5mA to 150mA, IO2 no

load, TJ=-40°C to +85°C

4.55

4.6

4.65

V

Temperature accuracy

VINA=VINP=3.7V; IMID=5mA;

IO2 no load;

TJ=-40°C to +85°C

±0.5

%

ΔV

MID LT

Line transient

VINA,P=3.5V to 3.0V,

IMID=100mA; TR=TF=50µs

-12

mV

Số phần tương tự - STOD03ATPUR

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
STMicroelectronics	STOD03ATPUR	496Kb / 22P	Dual DC-DC converter for powering AMOLED displays

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