CS5212GD14 ONSEMI [ON Semiconductor], CS5212GD14 Datasheet - Page 3

• Manufacturer Part Number: CS5212GD14
• Description: Low Voltage Synchronous Buck Controller
• Manufacturer: ONSEMI [ON Semiconductor]

ELECTRICAL CHARACTERISTICS
3.1 V < V
wise specified.)
MAXIMUM RATINGS
Error Amplifier
GATE(H) and GATE(L)
2. GBD.
Power input for the low side driver
V
COMP Source Current
COMP SINK Current
Open Loop Gain
Unity Gain Bandwidth
PSRR @ 1.0 kHz
Output Transconductance
Output Impedance
Reference Voltage
COMP Max Voltage
COMP Min Voltage
High Voltage (AC)
Low Voltage (AC)
Power Supply input for the high
FB
Compensation Capacitor
Negative Current Sense
Bias Current
Voltage Feedback Input
Positive Current Sense
High–Side FET Driver
Low–Side FET Driver
Fast Feedback Input
Oscillator Resistor
CC
IC Power Input
Power Ground
Sense Ground
Logic Ground
< 3.5 V; 3.1 V < V
Pin Name
side driver
Characteristic
C
< 7.0 V; 4.5 V < BST < 20 V; C
Pin Symbol
GATE(H)
GATE(L)
COMP
PGND
SGND
LGND
R
V
BST
V
(–40 C < T
V
IS+
IS–
V
OSC
FFB
CC
FB
V
V
V
C = 0.1 F
–0.1 V < SGND < 0.1 V,
V
V
GATE(L)
GATE(H)
GATE(L) or GATE(H)
C
FB
FB
FB
FB
FB
COMP = V
0.5 nF < C
0.5 nF < C
= 0 V
= 0.8 V
= 1.2 V
= 0.8 V
= 1.2 V
A
< 85 C (CS5212E); 0 C < T
V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
0.3 V
0.3 V
16 V
20 V
20 V
16 V
0 V
GATE(H)
GATE(H)
MAX
FB
http://onsemi.com
Test Conditions
, Measure V
GATE(H)
; C
CS5212
= C
–2.0 V for 50 ns
–2.0 V for 50 ns
–
–
–
–
GATE(L)
GATE(L)
3
= C
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
–0.3 V
V
FB
0 V
MIN
GATE(L)
< 10 nF. Note 2.
to SGND
< 10 nF. Note 2.
= 3.3 nF; R
A
< 70 C (CS5212G); –40 C < T
1.5 A Peak, 200 mA DC
200 mA DC
200 mA DC
1.5 A Peak
1.5 A Peak
I
OSC
100 mA
SOURCE
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
BST – 0.5
V
N/A
N/A
N/A
0.977
C
Min
2.5
= 51 k; C
15
15
–
–
–
–
–
–
–
– 0.5
–
COMP
0.992
Typ
0.1
2.5
3.0
0.1
30
30
98
50
70
32
–
–
–
1.5 A Peak, 200 mA DC
1.5 A Peak, 200 mA DC
= 0.1 F, unless other-
J
< 125 C;
200 mA DC
200 mA DC
1.5 A Peak
1.5 A Peak
50 mA DC
1.007
Max
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0
0.2
0.5
60
60
–
–
–
–
–
–
–
–
I
SINK
N/A
N/A
mmho
Unit
kHz
M
dB
dB
V
V
V
V
V
V
A
A
A