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

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

ELECTRICAL CHARACTERISTICS
3.5 V; 3.1 V < V
MAXIMUM RATINGS
Error Amplifier
GATE(H) and GATE(L)
2. GBD.
IC Power Input
Power input for the low side driver
Power Supply input for the high side driver
Compensation Capacitor
Voltage Feedback Input
Oscillator Resistor
Fast Feedback Input
High−Side FET Driver
Low−Side FET Driver
Positive Current Sense
Negative Current Sense
Power Ground
Logic Ground
Sense Ground
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)
Rise Time
Fall Time
FB
Bias Current
Characteristic
C
Pin Name
< 7.0 V; 4.5 V < BST < 20 V; C
V
V
V
C = 0.1 mF
−0.1 V < SGND < 0.1 V,
COMP = V
V
V
GATE(L)
GATE(H)
0.5 nF < C
GATE(L) or GATE(H)
0.5 nF < C
V
0.7 V < GATE(L) < 6.3 V,
0.7 V < GATE(H) < 6.3 V
V
0.7 V < GATE(L) < 6.3 V,
0.7 V < GATE(H) < 6.3 V
FB
FB
FB
FB
FB
C
C
(−40°C < T
= BST = 7.0 V, Measure:
= BST = 7.0 V, Measure:
= 0 V
= 0.8 V
= 1.2 V
= 0.8 V
= 1.2 V
GATE(H)
GATE(H)
GATE(H)
FB
Pin Symbol
GATE(H)
GATE(L)
A
, Measure V
COMP
PGND
SGND
LGND
R
V
< 85°C (CS5212E); 0°C < T
BST
V
V
IS+
IS−
V
OSC
FFB
CC
FB
= C
; C
C
= C
Test Conditions
http://onsemi.com
GATE(L)
GATE(L)
GATE(L)
FB
−
−
−
−
< 10 nF (Note 2)
= 3.3 nF; R
to SGND
< 10 nF (Note 2)
3
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
MAX
OSC
A
−2.0 V for 50 ns
−2.0 V for 50 ns
< 70°C (CS5212G); −40°C < T
= 51 k; 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
0 V
MIN
COMP
BST − 0.5
V
0.977
= 0.1 mF, unless otherwise specified.)
C
Min
2.5
15
15
− 0.5
−
−
−
−
−
−
−
−
−
−
200 mA DC
200 mA DC
200 mA DC
1.5 A Peak,
1.5 A Peak,
1.5 A Peak,
I
100 mA
SOURCE
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
N/A
N/A
N/A
0.992
Typ
0.1
2.5
3.0
0.1
30
30
98
50
70
32
40
40
−
−
−
J
< 125°C; 3.1 V < V
1.007
Max
1.0
0.2
0.5
60
60
80
80
−
−
−
−
−
−
−
−
200 mA DC
200 mA DC
200 mA DC
200 mA DC
1.5 A Peak,
1.5 A Peak,
1.5 A Peak,
1.5 A Peak,
50 mA DC
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
I
SINK
N/A
N/A
mmho
Unit
kHz
MW
dB
dB
mA
mA
mA
CC
ns
ns
V
V
V
V
V
V
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