DIA7965

Version 1.0, Dec 2023

www.dioo.com

© 2023 DIOO MICROCIRCUITS CO., LTD.

3

6. Electrical Characteristics

The typical values are obtained under these conditions unless otherwise specified: -40°C ≤ TA ≤ 125°C; VIN =

VOUT(NOM) + 1 V; IOUT = 1 mA, CIN = COUT = 1 μF. Typical values are at TA = 25°C.

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

VIN

Operating input voltage

1.65

5.5

V

VOUT

Output voltage accuracy

VIN = VOUT(NOM) + 1 V,

IOUT = 1 mA

VOUT < 2 V

-40

40

mV

VOUT ≥ 2 V

-2

2

%

LineReg

Line regulation

VOUT(NOM) +1 V < VIN ≤ 5.5 V

6

mV

LoadReg

Load regulation

IOUT = 1 mA to 500 mA

40

mV

VDO

Dropout voltage

IOUT = 500 mA

VOUT(NOM) = 1.8 V

290

370

mV

VOUT(NOM) = 2.8 V

180

270

VOUT(NOM) = 3.3 V

160

260

ICL

Output current limit

VOUT = 90% VOUT(NOM)

500

700

mA

ISC

Short circuit current

VOUT = 0 V

200

mA

IQ

Quiescent current

IOUT = 0 mA

18

55

μA

ISD

Shutdown current

VEN = 0.4 V, VIN = 5 V

0.01

20

μA

VENH

EN pin threshold voltage

EN input voltage high

1

V

VENL

EN input voltage low

0.4

V

IEN

EN pull down current

VEN = 5 V

0.1

0.5

μA

tON

Turn-on time

COUT = 1 µF, from assertion of VEN to VOUT =

90% VOUT(NOM)

300

μs

PSRR

Power supply rejection

ratio

IOUT = 10 mA

f = 100 Hz

91

dB

f = 1 kHz

95

f = 10 kHz

75

f = 100 kHz

55

f = 1 MHz

56

VN

Output voltage noise

f =10 Hz to 100 kHz

IOUT = 1 mA

20

μVRMS

IOUT = 500 mA

15

RDIS

Active output discharge

resistance

VEN = 0.4 V, DIA7965A only

50

100

150

Ω

TSDH

Thermal shutdown

threshold

Temperature rising

160

°C

TSDL

Temperature falling

135

°C

Note:

(1) Specifications subject to change without notice.