PM6686 STMicroelectronics, PM6686 Datasheet - Page 14

• Manufacturer Part Number: PM6686
• Description: Dual Step-down Controller With Adjustable Voltages, Adjustable Ldo And Auxiliary Charge Pump Controller For Notebook
• Manufacturer: STMicroelectronics

Electrical characteristics
Table 6.
14/50
Inputs and outputs
Internal bootstrap diode
High-side and low-side gate drivers
LDOREFIN LDOREFIN logic level
EN_LDO
Symbol
REFIN2
EN1,2
SKIP
TON
FB1
Output undervoltage
shutdown threshold
FB1 logic level
REFIN2 logic level
SKIP logic level
TON logic level
EN level
EN_LDO level
Input leakage current
Diode forward voltage
Diode Leakage current
HGATE driver on-resistance
LGATE driver on-resistance
Electrical characteristics (continued)
Parameter
Referred to FB1, REFIN2 nominal
regulation point
fixed OUT1 = 5 V
fixed OUT1 = 1.5 V
fixed OUT2 = 1.05 V, VCC = 5 V
fixed OUT 2= 3.3 V, VCC = 5 V
fixed LDO = 5 V
fixed LDO = 3.3 V
Pulse skip mode
No audible skip mode (VREF2 or floating)
PWM mode
Low level
Middle level
High level
Switching regulators off level
Delay start level
Switching regulators on level
Linear regulator off level
Linear regulator on level
FB1 = 0.7 V
REFIN2 = 2.5 V
PVCC = -BOOT, Idiode = 10 mA
BOOT= 30 V, PHASE = 28 V, PVCC = 5 V
HGATEx high state (pull-up)
Isource = 100 mA
HGATEx low state (pull-down)
Isink = 100 mA
LGATEx high state (pull-up)
Isource = 100 mA
LGATEx low state (pull-down)
Isink = 100 mA
Doc ID 15281 Rev 4
Test condition
VCC-
0.838
0.905
1.500
2.43
Min
4.1
2.4
2.4
2.4
67
-1
VREF3
VREF2
VREF2
VREF2
1.00
Typ
1.6
0.2
1.8
1.3
1.3
0.6
70
12
0.528
1.050
1.650
Max
500
0.4
0.8
0.8
0.8
1.9
0.8
+1
73
PM6686
Unit
µA
nA
%
Ω
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V