KA5H0380R/KA5M0380R/KA5L0380R

4

Electrical Charcteristics (SFET part) (Continued)

(Ta = 25

°C unless otherwise specified)

NOTE:

1. These parameters, although guaranteed, are not 100% tested in production

2. These parameters, although guaranteed, are tested in EDS(water test) process

Characteristic

Symbol

Test condition

Min.

Typ.

Max.

Unit

REFERENCE SECTION

Vref

Ta=25

°C

4.80

5.00

5.20

V

Vref/

∆T

−25°C≤Ta≤+85°C

−

0.3

0.6

mV/

°C

OSCILLATOR SECTION

Initial accuracy

KA5H0380R

90

100

110

kHz

Initial accuracy

KA5M0380R

61

67

73

kHz

Initial accuracy

KA5L0380R

45

50

55

kHz

−25°C≤Ta≤+85°C

−±5

±10

%

PWM SECTION

Maximum duty cycle

KA5H0380R

62

67

72

%

Maximum duty cycle

KA5M0380R

KA5L0380R

72

77

82

%

FEEDBACK SECTION

Feedback source current

Ta=25

0.7

0.9

1.1

mA

Shutdown delay current

Ta=25

45

6

µA

OVER CURRENT PROTECTION SECTION

Over current protection

Max. inductor current

1.89

2.15

2.41

A

UVLO SECTION

Start threshold voltage

−

8.4

9

9.6

V

Minimum operating voltage

After turn on

14

15

16

V

TOTAL STANDBY CURRENT SECTION

Start current

−

0.1

0.17

mA

Operating supply current

(control part only)

−

712

mA

SHUTDOWN SECTION

Shutdown Feedback voltage

6.9

7.5

8.1

V

−

140

160

−°C

Over voltage protection

25

27

29

V