TK73246MCLH/46 Просмотр технического описания (PDF) - Toko America Inc

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TK73246MCLH/46

LOW DROPOUT REGULATOR

Toko America Inc  

TK732xx

ABSOLUTE MAXIMUM RATINGS (STANDARD DEVICES) (NOTE 6)

Supply Voltage Range ............................................ 19 V

Power Dissipation (Note 1) ................................ 600 mW

Reverse Bias Voltage Range ..................................... 6 V

Noise Bypass Pin Terminal Voltage Range ............... 5 V

Control Pin Terminal Voltage Range ........................ 14 V

Storage Temperature Range ................... -55 to +150 °C

Operating Temperature Range ...................-30 to +80 °C

Extended Temperature Range ................... -40 to +85 °C

Operating Voltage Range ............................ 1.8 to 14.0 V

Junction Temperature ........................................... 150 °C

Lead Soldering Temperature (10 s) ...................... 235 °C

TK732xx ELECTRICAL CHARACTERISTICS (STANDARD DEVICES)

Test conditions: VIN = VOUT(TYP) + 1 V, TA = 25 °C, unless otherwise specified.

SYMBOL

PARAMETER

TEST CONDITIONS

MIN TYP MAX UNITS

IQ

ISTBY

IR(LEAK)

Quiescent Current

IOUT = 0 mA, Excluding ICONT

Standby Current

VIN = 8 V, Output OFF

Reverse Bias Leakage (Note 5)

VR = 5 V, Excluding External

Transistor, Output OFF

250 360

µA

0.1

µA

2

50

nA

IOUT

VOUT

V

DROP

Output Current

Output Voltage

Dropout Voltage

Line Reg Line Regulation

Load reg Load Regulation

External Transistor Dependent

IOUT = 30 mA, See Table 1

External Transistor Dependent

VIN = VOUT(TYP) + 1 V to

VOUT(TYP) + 6 V (Note 2)

External Transistor Dependent

N/A

A

V

N/A

V

3.0 20

mV

10

mV

IBASE(L)

IBASE(H)

VSENSE

Base Current LOW

Base Current HIGH

Current Limit Detect Voltage

1.8 V ≤ VIN ≤ 4 V

4.1 V ≤ VIN ≤ 12 V

Continuous Current Limit Mode

Pulse Current Limit Mode

15

mA

40

mA

80 100 120 mV

70 90 110 mV

RR

Ripple Rejection

f = 400 Hz, CL = 10 µF,

CN = 0.1 µF, VIN = VOUT(TYP) = 1.5 V,

IOUT = 30 mA, VRIPPLE = 100 mVrms,

57

dB

(Note 3)

V

Output Noise

NO

f = 1 kHz, BPF = 400 Hz to 30 kHz,

(Note 3)

0.13

µV/ Hz

IPULSE

CPULSE Pin Terminal Current

∆VOUT /∆T Temperature Coefficient

Vref

Reference Voltage

CONTROL TERMINAL SPECIFICATIONS

(Note 4)

15 25 45

µA

20

ppm/° C

1.25

V

ICONT

V

CONT(ON)

VCONT(OFF)

Control Current

Control Voltage (ON)

Control Voltage (OFF)

VCONT = 1.8 V, Output ON

Output ON

Output OFF

6.5 20

µA

1.8

V

0.6

V

Page 2

January 1999 TOKO, Inc.

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