L6706 Datasheet, PDF (11/47 Pages) STMicroelectronics – High output voltage accuracy

L6706
Electrical specifications
3.2
Electrical characteristics
V_CC = 12 V ± 15%, T_J = 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
I_CC
I_CCDR
I_BOOT
VCC supply current
VCCDR supply current
BOOT supply current
UGATE and LGATE open;
VCC = VBOOT = 12 V
LGATE = OPEN, VCCDR = 12 V
UGATE = OPEN, PHASE to PGND;
VCC = BOOT = 12 V
23 27 mA
5
7 mA
2
3 mA
Power-on
UVLO_VCC
VCC turn-ON
VCC turn-OFF
Oscillator and inhibit
VCC rising; VCCDR = VCC
VCC falling; VCCDR = VCC
3.7 4.0 V
3.3 3.5
V
F_OSC
TD₁
TD₂
TD₃
OUTEN
ΔVosc
FAULT
Initial accuracy
SS delay time
SS TD₂ time
SS TD₃ time
Output enable
Output pull-up current
Ramp amplitude
Voltage at pin OSC/FAULT
OSC = OPEN
OSC = OPEN; T_J = 0 to 125 °C
R_SSOSC = 20 kΩ
Rising thresholds voltage
Hysteresis
OUTEN to SGND
OVP and UVP Active
180 200 220 kHz
175 200 225 kHz
1 1.5
ms
500
μs
50 200
μs
0.80 0.85 0.90 V
100
mV
10
μA
1.5
V
3.3
V
Reference and DAC
K_VID
Output voltage accuracy
V_BOOT
VID_IH
VID_IL
Boot voltage
VID thresholds
Error amplifier
VID = 1.000 V to VID = 1.600 V
FB = VOUT; FBG = GNDOUT
VID = 0.800 V to VID = 1.000 V
FB = VOUT; FBG = GNDOUT
VID = 0.500 V to VID = 0.800 V
FB = VOUT; FBG = GNDOUT
Input low
Input high
-0.5 - 0.5 %
-5
-
+5 mV
-8
-
+8 mV
1.081
V
0.35 V
0.8
V
A₀
EA DC gain
130
dB
Doc ID 15698 Rev 2
11/47