L6706TR datasheet(11/47 Pages) STMICROELECTRONICS

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L6706

Electrical specifications

Doc ID 15698 Rev 2

11/47

3.2

Electrical characteristics

VCC = 12 V ± 15%, TJ = 0 °C to 70 °C unless otherwise specified

Table 5.

Electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Supply current and power-on

ICC

VCC supply current

UGATE and LGATE open;

VCC = VBOOT = 12 V

ICCDR

VCCDR supply current

LGATE = OPEN, VCCDR = 12 V

IBOOT

BOOT supply current

UGATE = OPEN, PHASE to PGND;

VCC = BOOT = 12 V

Power-on

UVLOVCC

VCC turn-ON

VCC rising; VCCDR = VCC

3.7

4.0

VCC turn-OFF

VCC falling; VCCDR = VCC

3.3

3.5

Oscillator and inhibit

FOSC

Initial accuracy

OSC = OPEN

OSC = OPEN; TJ = 0 to 125 °C

180

175

200

220

225

kHz

TD1

SS delay time

1.5

TD2

SS TD2 time

RSSOSC = 20 kΩ

500

μs

TD3

SS TD3 time

200

μs

OUTEN

Output enable

Rising thresholds voltage

0.80

0.85

0.90

Hysteresis

100

Output pull-up current

OUTEN to SGND

μA

ΔVosc

Ramp amplitude

1.5

FAULT

Voltage at pin OSC/FAULT

OVP and UVP Active

3.3

Reference and DAC

KVID

Output voltage accuracy

VID = 1.000 V to VID = 1.600 V

FB = VOUT; FBG = GNDOUT

-0.5

0.5

VID = 0.800 V to VID = 1.000 V

FB = VOUT; FBG = GNDOUT

-5

VID = 0.500 V to VID = 0.800 V

FB = VOUT; FBG = GNDOUT

-8

VBOOT

Boot voltage

1.081

VIDIH

VID thresholds

Input low

0.35

VIDIL

Input high

0.8

Error amplifier

EA DC gain

130

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