HA16114 View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

View to exact match

HA16114

Switching Regulator for Chopper Type DC/DC Converter

Hitachi -> Renesas Electronics 

HA16116FP/FPJ, HA16121FP/FPJ

Electrical Characteristics (Ta = 25°C, VIN = 12 V, fOSC = 300 kHz)

Item

Symbol Min

Reference Output voltage

Vref

2.45

voltage

Line regulation

Line

—

block

Load regulation

Load

—

Output shorting

I OS

10

current

Vref OVP voltage

Vrovp

6.2

Output voltage

temperature

dependence

∆Vref/∆Ta —

Triangle

Maximum oscillator fOSCmax

600

wave

frequency

oscillator

Minimum oscillator

f OSCmin

—

block

frequency

Oscillator frequency ∆fOSC/∆VIN —

input voltage stability

Oscillator frequency ∆fOSC/∆Ta —

temperature stability

Oscillator frequency

Dead band Low-level threshold

adjust block voltage

f OSC

VTLDB

270

0.87

High-level threshold

voltage

VTHDB

1.48

Threshold differential ∆VTDB

voltage

0.55

PWM

comparator

Output source current

Low-level threshold

voltage

IOsource (DB)

VTLCMP

100

0.87

block

High-level threshold

oltage

VTHCMP

1.48

Threshold differential ∆VTCMP

voltage

0.55

Dead band precision DBdev –5

Typ

2.50

30

30

25

6.8

100

—

—

±1

±5

300

0.97

1.65

0.65

150

0.97

1.65

0.65

0

Max Unit

2.55 V

60 mV

60 mV

— mA

Test Conditions

IO = 1 mA

4.5 V ≤ VIN ≤ 40 V

0 ≤ IO ≤ 10 mA

Vref = 0 V

7.0 V

— ppm/°C

— kHz

1 Hz

±3 %

—%

4.5 V ≤ VIN ≤ 40 V

–20°C ≤ Ta ≤ 85°C

330 kHz

1.07 V

CT = 220 pF, RT = 10 kΩ)

Output on duty 0%

1.82 V

Output on duty 100%

0.75 V

200 µA

1.07 V

∆VTH = VTH – VTL

DB pin = 0 V

Output on duty = 0%

1.82 V

Output on duty = 100%

0.75 V

+5 %

∆VTH = VTH – VTL

Deviation when

VEO = (VTL + VTH)/2,

duty = 50 %

22

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