HA16114FP Просмотр технического описания (PDF) - Renesas Electronics

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HA16114FP

Switching Regulator for Chopper Type DC/DC Converter

Renesas Electronics 

HA16114P/PJ/FP/FPJ, HA16120FP/FPJ

Electrical Characteristics

(Ta = 25°C, VIN = 12 V, fOSC = 100 kHz)

Item

Voltage

reference

section

Sawtooth

oscillator

section

Output voltage

Line regulation

Load regulation

Short-circuit output

current

Vref overvoltage

protection threshold

Temperature stability

of output voltage

Vref adjustment

voltage

Maximum frequency

Minimum frequency

Frequency stability

with input voltage

Frequency stability

with temperature

Oscillator frequency

Symbol

Vref

Line

Load

IOS

Min Typ

2.45 2.50

—

2

—

30

10

24

Vrovp

6.2 6.8

∆Vref/∆Ta —

100

VADJ

fmax

fmin

∆f/f01

∆f/f02

fOSC

1.225 1.25

600 —

—

—

—

±1

—

±5

90

100

Dead-band Low level threshold

VTL

adjustment voltage

section

High level threshold

VTH

voltage

0.9 1.0

1.5 1.6

Threshold difference ∆VTH

Output source current Isource

0.5 0.6

170 250

PWM

Low level threshold

VTL

comparator voltage

section

High level threshold

VTH

voltage

0.9 1.0

1.5 1.6

Threshold difference ∆VTH

0.5 0.6

Note: 1. Resistors connected to ON/OFF pin:

390 kΩ

10 VIN pin

2 kΩ

12 TM pin

13 ON/OFF pin

Max Unit

2.55 V

60

mV

60

mV

—

mA

7.4 V

—

ppm/°C

1.275 V

—

kHz

1

Hz

±3

%

—

%

110 kHz

1.1 V

1.7 V

0.7 V

330 µA

1.1 V

1.7 V

0.7 V

Test Conditions

IO = 1 mA

4.5 V ≤ VIN ≤ 40V

0 ≤ IO ≤ 10 mA

Vref = 0 V

4.5 V ≤ VIN ≤ 40 V

(f01 = (fmax + fmin)/2)

–20°C ≤ Ta ≤ 85°C

(f02 = (fmax + fmin)/2)

RT = 10 kΩ

CT = 1300 pF

Output duty cycle:

0% on

Output duty cycle:

100% on

∆VTH = VTH – VTL

DB pin: 0 V

Output duty cycle:

0% on

Output duty cycle:

100% on

∆VTH = VTH – VTL

Notes

1

Rev.2.0, Sep.18.2003, page 21 of 37

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